topicIndexIJK

School Science Lessons
Chemistry index and minerals IJK
2012-02-08 SP
Please send comments to: J.Elfick@uq.edu.au

Index, items I, | J, | K
I
Icariin: 16.3.2.6.1
Ice: 26.0.0
Identify pure substances: 3.2.0
Identification tests for plastics, natural fibres and synthetic fibres: 3.102
Identification tests for polymers: 3.103
ide, Ionic compound, Pure substances and impure substances, elements and compounds: 7.2.0
Igneous rocks: 35.21.0 (Geology)
Ignition temperature, ignition point, Conditions for combustion and ignition temperature: 8.6.0
Illite, KAl₄(Si, Al)₈O₂₀(OH)₄, KAl₄(Si,Al)₈O₁₈.2H₂O, most common clay mineral, (Geology)
Ilmenite, titanoferrite, FeTiO₃ (Geology)"Images of atoms" by Tony Wright: 4.0
Imidazole, (benzimidazole, E239)
Imides, (imido group: -CONHCO-), (R₁CO-NH-COR₂): 16.1.5.8
Imines, (imino group: --NH-- in a ring, or =NH): 16.2.4.3a
Iminodiacetic acid
Imipramine
Immersion oil, high refractive index, for finer resolution and brightness, (mercury e line (5461 A) specification)
Immiscible liquids, Separate immiscible liquids of different density: 3.26
Immunity: 9.215.1
Impurity, Separate by adsorbing impurities: 10.1.0
Incandescent, filament lamp, light bulb: 33.4.0
Indanetrione hydrate, indane-1,2,3-trione-2-hydrate
Indicators
Indigo carmine
Indium, In, metal, indium (III) chloride, indium AAS solution, indium nitrate AAS solution
Indium, In, Table of the elements, (supply shortfall, indium tin oxide, ITO, optically transparent front electrode for each pixel in flat screen televisions, touch screens, solar cells)
Indole, indole compounds: 16.3.6.2.8
Indolizidine: 16.3.6.2.9
Indomethacin, indometacin, anti-inflammatory drug, "Indocid"
Indophenol
Inert gases, (noble gases or rare gases) He, Ne, Ar, Kr, Xe, Rn-222: Group 18
Infusion, Solutions used in making herbal remedies, infusion, decoction, tincture: 5.04
Inhibit: 7.9.35
Inks
Inorganic builders, synthetic detergents, (syndets): 12.12.03.2a
Inorganic chemistry, Pure substances and impure substances, elements and compounds: 7.2.0
Inosine nucleoside, in brewer's yeast, supposed to improve athletic performance but no real evidence
Inositol, Cyclitols, inositols, myo-innositol
Inositol, Enjoy eggs every day! 22.15 (See 7.)
Insect repellents: 16.13.8
Insecticides, Inorganic chemical insecticides: 16.13.2.0
Insulin, Fibrous proteins and globular proteins: 16.3.6.0.2 (See 2.)
Inter-molecular bonds: 3.01.6
International system of units, (SI), the 7 base units: 6.3.1
ite, Ionic compound, Pure substances and impure substances, elements and compounds: 7.2.0
Inversion layers (of the atmosphere): 37.39.2
Invertase, yeast extract enzyme from bakers' yeast, powder b-fructosidase, Harmful if ingested, irritates eyes
Invertase catalases sucrose hydrolysis to fructose and glucose, food additive E1103 (food processing aid, stabilizer)
Invisible ink
Invitrogen souerscript indirect DNA labelling system
Iodine
Iodine compounds
Iodoform, triodomethane, (antiseptic), Harmful if ingested, skin irritant, irritating vapour, Prepare triodomethane: 16.1.13
Ionization reaction of carbonic acid: 12.3.0.5
Ions, Elements and chemical reactions: 7.2.2
Ionic bonds, electrovalent bonds: 3.01.1
Ionic compound, Pure substances and impure substances, elements and compounds: 7.2.0
Irgalon ST, EDTA tetrasodium salt, C₁₀H₁₂N₂Na₄O₈
Irgasan, DP300, C₁₂H₇Cl₃O_2, (face and skin wash)
Irgasol Co New, Irgasol Dam 50% Liquid, Irgasol HTW New
Iridium, iridium AAS solution
Iridium, Ir, Table of the elements
Iridium as layer in the earth came from the Chicxulub asteroid impact in Gulf of Mexico over 54 million years ago.
Iron, iron filings, iron wire, Flammable powder
Iron alum, iron (III) ammonium sulfate, ferric ammonium sulfate (FAS)
Iron compounds
IRR: non-corrosive but can damage skin if prolonged contact
Irritant, Hazard classifications: 15.1.0
Irritant substances, Health effects of chemicals: 15.2.5
iso compounds, Isoprene unit, CH₂:C(CH₃)CH:CH₂
Isotropy and thixotropy, Cornstarch, cornflour slime, 13.6.1

J
Jadeite, jade (Geology)
Javelle water, aqueous solution of potassium or sodium hypochlorite, disinfectant and bleaching agent
Jasper, SiO₂ (Geology)
Jelly beans, separate food colours in coloured sweets, jelly beans, "Smarties": 10.2.2.7
Jelly, pectin in jelly and jam: 19.2.9
Jelly using fresh pineapple and tinned pineapple: 19.2.9.1
Janus Green B, (diazine green) CI. 11050, If oxygen present, oxidized to blue, if oxygen absent, reduced to pink, stains mitochondria
Jasmonic acid, C₁₂H₁₈O₃, plant hormone, tuber formation in potato, yam.
Java oil contains geraniol and citronellal
Jenner's Stain, methylene blue eosinate, blood smears
joule, The units of work and energy, joule and calorie, kilowatt-hour: 21.0.0

K
KAA, insect fixing fluid: 4.9
Kahle's fluid, insect fixing fluid: 4.10
Kaolin clay
Kaolinite, kaolin-type clays, Al₄[(OH)₈Si₄O₁₀]: 35.20.21.1 (Geology)
Karo syrup mountant, microscopy stain: 3.16
Kelvin scale, temperature, Fahrenheit scale, Celsius scale, Kelvin scale: 6.3.1.5
Kerargyrite, horn silver, AgCl
Keratin, Fibrous proteins and globular proteins, keratin: 16.3.6.0.2 (See 1.)
Kerosene
Ketamine: 11.12.2.2
Ketobutyric acid. alpha ketobutyric acid, propionyl formic acid, CH₃CH₂COCOOHKetobutyric acid, beta ketobutyric acid, acetoacetic acid, CH₃COCH₂COOH
Ketones group: (>C=O, RR'C=O ), Suffix: -one: 16.3.8
Ketones, tests for ketones: 19.1.20.4.1
Ketones, (at least 3 C atoms), List of ketones: 1.16
Kiesel gel, grade C, (hydrated silica gel)
Kilogram, mass: 6.3.1.2
kilowatt-hour, (kWh), The units of work and energy, joule and calorie, kilowatt-hour, 21.0.0
Kinetin, cytokinin plant hormone promotes cell division
Kitchen experiments 19.0.0
Kitchen hints: 19.4.2
Kjeldahl catalyst, Nitrogen in an organic compound, Kjeldahl method: 16.6.9
Kjeldahl catalyst, Se, Selenium properties: 7.2.2.38
Knop's solution, (hydroponics): 9.9.18.3
Krebs cycle, citric acid cycle: 16.11.5
Krypton, Kr, Table of the elements
Kr, Krypton properties: 7.2.2.22
Kyanite, disthene, Al₂(OSiO₄)

26.0.0 Ice
27.6.4.7 Crystal structure of ice
12.1.3 Cut ice with pressure
11.2.2 Density of water
8.8.3 Dew point hygrometer
37.8.3 Dew point hygrometer
11.4.1.1 Float an ice cube
11.11.4.2 "Ice", abuse of volatile substances (Drugs)
22.5.6 Ice calorimeter
19.2.1.13 Ice cream, (icecream sandwich, ice cream between biscuits)
20.4.01 Ice cubes in boiling water, second law of thermodynamics
4.41 Ice experiments, (Primary)
7.4.3.1 Ice, temperature at which ice melts
34.5.5.2 Ice model
24.1.2 Lift ice cube with salt
11.2.2 Maximum density of water, negative expansion coefficient of water
7.4.3.0 Melting point of ice and freezing point of water
12.1.3 Pressure on solid ice
28.4.1 Refractive index of ice
16.1.4.4 Spinning ice skater
15.3.0.5 Spinning ice skater, angular momentum
7.4.3.1 Temperature at which ice melts
7.4.3.2 Temperature at which ice and salt mixture freezes
6.3.1.5.1 Triple point and ice point temperatures of water

Indicators, Acid-base indicators (list): 1.0.0
Indicators, Acid-base indicators: 5.6.0
Indicator paper, dispenser, pH 4-6, pH 6-8, pH 1-14, Indicator paper, litmus, blue, red

Indigo carmine, acid-base indicator, microscopy stain, Toxic if ingested, decolorized by oxidizing agents, e.g. ozone.
Indigo carmine, sodium indigotin, disulfonate soluble indigo blue,
Indigo carmine, Quantity of indicator per 10 mL: 3.3
Indigo carmine, Oxidation of glucose with sodium hydroxide and methylene blue, The blue bottle experiment: 16.3.4 (See 3.3)
Synthetic food colours approved for use in Australia, Blue shadow, CI 73015 Indigo carmine

Indole, C₈H₇N, aromatic, unpleasant odour, in coal tar, fused benzene and pyrrole rings, Toxic if ingested
Indol-3-acetic acid, 3-indolacetic acid, indoleacetic acid, indol-3-yl-acetic acid, indol-3-yl-ethanoic acid, C₁₀H₉NO₂
Indol-3-acetic acid, an isomeric acetic acid derivative of indole, is important plant "hormone" or heteroauxin that controls the growth of plant.
Indole-3-acetic acid, sodium salt
Auxins, growth substances: 9.1.7
Cuttings: 9.10.1
Five member heterocycles: 16.3.4.5
Indole, group of alkaloids: 16.3.6.2.8
Indolizidine: 16.3.6.2.9
Marcotting or air layering: 9.10.5
MCPA: 16.13.7.5

Inks, solvent-based ink, water-based ink, marbling ink, Indian ink, Chinese ink, mixture of lampblack, carbon black, and bone black
Inks, ball pen refill, "Biro" or "Bic" refill, Indian ink, variable toxicity, solvent may be flammable
Students must not ingest marbling ink used in primary schools.
For block printing and screen printing do not use oil based solvents, use water based screen printing inks, e.g. "Lascaux"
Disappearing Ink: See pdf
Distil ink: 10.5.1
Indian ink mounts: 6.6
Invisible inks, Prepare secret writing inks, invisible inks: 3.2.5.0
Separate mixed inks with paper chromatography: 2.24.1

Iodine, I, iodine solid, Toxic by all routes, High irritant vapour affects lungs
Iodine should not be used where food is being prepared.
Iodine, I, Table of the elements
Iodine clock reaction, hydrogen peroxide, potassium iodide: 17.1.6
Iodine, resublimed, (COR 1759), iodine crystals, granules
Iodine solid mixture, < 25%, Not hazardous
Iodine solution, iodine water, Lugol's solution, potassium triiodide solution
Iodine solution, Tincture of iodine
Iodine solution, 1% iodine solution, 0.05 M, analytical reagent, 0.1N solution, Iodine indicator solution
Iodine solution, fixative, decolorized by sodium thiosulfate, (hypo)
Iodine allergy, iodides: 3.7.9
Iodine chloride, equilibrium between ICl and ICl_3:17.5.3
Iodine clock reaction, iodine clock reaction, hydrogen peroxide with potassium iodide: 17.1.6
Iodine experiments: 12.19.6
Iodine properties: 7.2.2.20
Iodine solution, hydrolysis of starch by dilute hydrochloric acid, iodine solution: 9.129
Iodine solution, hydrolysis of starch by salivary amylase, (ptyalin), iodine solution: 9.130
Iodine solution, test for starch, biology solution: 1.6
Iodine with chlorine --> iodine monochloride
Iodine with fluorine --> iodine pentafluoride
Briggs-Rauscher oscillating reaction 17.1.8
Chlorine through iodine solution: 13.4.12
Dangers of iodine experiments, heating iodine: 12.19.6.0
Extract iodine from kelp: 10.13.2
Gram's iodine solution, microscopy stain: 3.12
Heat copper with iodine, synthesis reaction: 12.2.2.2
Heat iron with iodine, synthesis reaction: 12.2.2.3
Heat iodine crystals: 12.19.6.0
Lugol's iodine solution, microscopy stain: 3.15
Prepare tincture of iodine: 12.19.6.5
Reactions of iodides, I^-: 12.19.6.2
Schulze's solution (chlor-zinc-iodine), microscopy stain: 3.24
Separate iodine from a mixture of crystals of iodine and sodium chloride: 10.13.1
Sublimation of iodine, camphor, naphthalene, thermal decomposition: 3.30.12
Tests for cellulose, iodine test: 9.135
Tests for starch breakdown to sugars, hydrolysis of starch, iodine test, Fehling's test: 16.10.1
Tests for starch in parts of plants, iodine tests for starch: 9.132
Tincture of iodine
Zinc with sulfur, zinc with iodine, reactions of two elements: 3.70

Iodine compounds
Iodate clock reaction, potassium iodate, sodium metabisulfite (sodium bisulfite): 17.1.9
Iodates, hazards: 3.7.8
Iodic acid, prepare iodic acid and potassium iodate, HIO₃, KIO_3:12.19.6.3
Iodic acid, I₂O₅ (iodic anhydride) + water --> iodic acid
Iodides, hazards, allergy: 3.7.9
Iodine clock reaction, iodine clock reaction, hydrogen peroxide with potassium iodide: 17.1.6
Iodine monochloride, ICl, brown-red crystals, iodinating agent in analytical and organic chemistry
Iodine oxides, I₂O₄, I₄O₉, I₂O₅, IO₄
Iodine pentafluoride, IF_5,Iodine trichloride, ICl₃, yellow powder, strong disinfectant, Toxic by all routes
Iodoacetic acid
Iodoacetronitrile
Iodobenzene, Toxic ingested
Iodobenzene diacetate
1-iodobutane, n-butyl iodide Toxic by all routes, Highly flammable
Iodoethane, ethyl iodide, Toxic by all routes, Highly flammable
Iodoform, CHI₃, tri-iodomethane, yellow hexagonal plates, mild antiseptic, Toxic if ingested, irritating vapour
Iodomethane, methyl iodide
1-iodopropane, n-propyl iodide, Harmful if ingested or skin contact
Iodoso compound, iodoso radical -IO
Iodoxy compound, iodoxy radical -IO₂
Iodoform test for -COCH₃ or -CHOHCH₃
Iodomethane
Iodic acid
Iodyl sulfate, (IO)₂SO₄, iodyl ion (IO)⁺
Cadmium iodide
Potassium iodide + benzenediaonium chloride (carcinogenic) --> iodobenzene (explodes above 200^oC)
Prepare triodomethane: 16.1.13
Tests for iodides: 12.11.5.12
Tincture of iodine

Ions: 5.0
Ions, Elements and chemical reactions: 7.2.2
Chemical equations and ionic equations, conservation of mass: 12.1.0
Common ion effect, sodium ethanoate and ethanoic acid: 17.5.2
Group tests to identify cations, prepare a solution for group analysis: 12.11.4.0
Ion exchange resins, deionized water: 16.4.4.1
Ion exchange resins, Water softening using ion exchange resin: 12.13.13
Ionic bonds: 3.01
Ionic bonds, Elements and chemical reactions: 7.2.2
Ionic friction: 33.3.10
Ionic migration: 33.3.9
Ionic solutions, conductivity of pure water and solutions: 3.1.0
Ionic surfactants, synthetic detergents, (syndets): 12.12.03.1a
Ions, anions in sewage and tap water: 18.5.2
Ions in a water sample, phosphate ions in water: 18.4.0
Movement of ions: 3.4.0
Movement of ions between microscope slides, Cu²⁺ ions, CO²⁺ions: 3.90
Reactions between ions in solutions: 3.71

Iron, Fe, metal, powder, filings coarse, filings fine, ferrum reductum (reduced), nails, wire
Iron is made into steel by mixing it (alloying) with carbon (mild steel) or with metals, e.g. manganese (armour plating steel), chromium (stainless steel).
Iron, Fe, Table of the elements
Iron AAS solution, iron cell test kit, iron ICP Solution
Iron, Fe, natural iron, in ultrabasic rocks, meteorites
Fe, Iron properties: 7.2.2.21
Iron chemical reactions: 12.8.0
Iron and zinc with copper (II) sulfate solution: 12.14.2.3
Iron displaces hydrogen from hydrochloric acid to form pale green iron (II) chloride: 12.8.12
Iron displaces hydrogen from sulfuric acid to form iron (II) sulfate: 12.8.11
Iron filings, chemical changes, heat sulfur with iron filings: 7.1.3
Iron from breakfast cereal: 19.2.18
Iron in drinking water: 18.2.2.2
Iron powder heat pack: 14.1.12
Iron wire, physical changes, magnetize and demagnetize iron wire: 7.1.4
Iron wire, Rusting of iron wire: 15.3.1
Iron with copper (II) sulfate solution: 12.14.2.2
Iron with copper (II) sulfate solution and zinc with lead nitrate solution: 12.14.2.4
Iron with halide vapour to form iron halides, hot iron wire: 12.19.2.0
Iron with sulfuric acid, Water of crystallization: 8.4.5
Burn steel wool: 12.8.4
Burn steel wool with chlorine: 13.4.8
Burn steel wool with oxygen, burn iron filings: 13.3.4
Conditions necessary for rusting: 3.52.0
Differences in potential on iron nail: 15.7.3
Dilute acids with metals, sulfuric acid with iron: 12.3.3
Direct union of elements to form compounds, iron with sulfur: 8.0
Extract iron, Fe, from breakfast cereal: 19.2.18
Group 3 tests for Al³⁺, Cr³⁺, Fe²⁺, Fe³⁺: 12.11.4.3
Heat formed by rusting of steel wool: 14.1.4
Heat hydrated iron chlorides: 12.8.13
Heat iron nail: 8.2.13
Heat iron with iodine, synthesis reaction: 12.2.2.3
Heat iron with sulfur, Heat iron filings with powdered sulfur: 12.8.6
Heat iron with sulfur, synthesis reaction: 12.2.2.1
Ocean Iron Fertilization (OIF): 37.43.2
Oxidation of iron (II) salts: 12.8.3
Paper clips and rusting: 5.5.13
Potential difference by combining half cells, iron with zinc: 15.7.1
Prepare hydrogen, iron filings, iron with sulfuric acid, or iron with sodium hydrogen sulfate: 13.2.3.0
Reactions of two elements, iron with sulfur: 3.70
Reactions, rate of reaction, factors, temperature, sulfuric acid with iron: 17.2.3
Steel wool, conservation of mass with burning steel wool: 12.1.2
Temperature of sulfuric acid with iron: 17.2.3
Tests for iron, ammonium thiocyanate test, cupferron test: 12.11.3.10.12
Tests for oxidizing agents by change in colour of iron (II) to iron (III): 15.2.8
Tests for oxidizing agents by change of colour of iron with copper (II) sulfate: 15.2.9

Iron compounds, ferrous Fe²⁺, ferric Fe³⁺, ferrate (anion) Fe₃O₄^2-
Iron (II) ammonium citrate, ferrous ammonium citrate, Toxic if ingested
Iron (II) ammonium sulfate, Fe(NH₄SO₄),₂.6H₂O, For 0.5 M soln., 196 g in 1 L water + 10 mL conc. H₂SO₄, dilute to 1 litre
Iron (II) ammonium sulfate, ferrous ammonium sulfate, weight of iron in iron (II) ammonium sulfate: 17.6.1
Iron (II) chloride, FeCl₂, iron chloride, ferrous chloride, deliquescent, Chlorine through iron (II) chloride solution: 13.4.13
Iron (II) chloride (hydrated), FeCl₂.2H₂O, green
Iron (II) chloride (hydrated), FeCl₂.4H₂O, blue-green, iron chloride, ferrous chloride
Iron (II) diiron (III) oxide, Fe₃O₄, ferrosoferric oxide. triiron tetroxide, black magnetic iron oxide, ferroic oxide, magnetic oxide, magnetite
Iron (II) nitrate
Iron (II) oxide, FeO, ferrous oxide, iron oxide, black oxide of iron, ferrous iron (II) oxide, E172
Iron (II) sulfate
Iron (II) sulfide, Toxic if ingested, (with acids forms toxic hydrogen sulfide)
Iron (II) sulfide, FeS_2,lump, ferrous sulfide, iron sulfide, sticks, (pyrite, iron pyrites, fool's gold): 35.20.32 (Geology)
Iron (III) acetylacetonate
Iron (IlI) ammonium alum, prepare iron (IlI), ammonium alum, (NH₄)₂SO₄.Fe₂(SO₄),₃.24H₂O: 12.14.3
Iron (III) ammonium sulfate, ferric ammonium sulfate (FAS), iron alum: 12.1.6
Iron (III) bromide
Iron (III) chloride anhydrous, FeCl₃, ferric chloride anhydrous, Toxic by all routes, For 0.1 M soln., 27 g in 1 L water + 20 mL HCl
Iron (III) chloride hexahydrate, FeCl₃.6H₂O, iron (III) chloride 6H₂O, ferric chloride hexahydrate, Toxic if ingested
Iron (III) chloride, Like common alum, it may be used for stopping bleeding from small cuts.
Iron (III) chloride solution, Etchants: 7.9.20.1
Iron (III) chloride, Ferric chloride (anhydrous), Ferric chloride (hexahydrate), Ferric chloride 43% solution, Ferric chloride 60% solution
Iron (III) chromate, ferric chromate, Toxic by all routes, carcinogenic, avoid inhaling fine particles
Iron (III) ferrocyanide
Iron (III) hydroxide, ferric hydroxide colloid: 7.8.1.1
Iron (III) nitrate, nonahydrate, Fe(NO₃)₃.9H₂O, oxidizing, Toxic if ingested, skin irritant, explosive mixture with combustibles or organics
Iron (III) nitrate, nonahydrate, ferric nitrate (nonahydrate), For 0.1 M soln., 40.4 g in 1 L water
Iron (III) oxalate hexahydrate
Iron (III) oxide, Fe₂O₃, ferric oxide, iron (III) oxide hydrated, Fe₂O₃.xH₂O, dust may be toxic
Iron (III) perchlorate
Iron (III) phosphate, FePO₄, ferric orthophosphate, ferric phosphate, iron (III) orthophosphate, molluscicide, Toxic if ingested
Iron (III) phosphate hydrated, (FePO₄)₂.5H₂O
Iron (III) sulfate, Fe₂(SO₄)_3,yellow, hygroscopic
Iron (III) sulfate hydrate, Fe₂(SO₄)₃.xH₂O, ferric sulfate, hydrated ferric sulfate, Toxic if ingested
Iron (III) sulfate technical, Fe₂(SO₄),₃.9H₂O, For 0.1 M soln., 56 g in 1 L water
Iron (III) sulfate, acid sulfate, Fe₂(SO₄)₃.H₂SO₄.8H₂O
Iron (II, III), oxide, Fe₃O₄, (FeO.Fe₂O₃), magnetite, magnetic lodestone, iron ore, black iron ore
Ammonium iron (III) sulfate 12H₂O, ferric ammonium sulfate dodecahydrate, ammonium ferric sulfate dodecahydrate
Arsenopyrite, FeAsS, Mispickel, Arsenical pyrites
Cast iron alloy, steel, wrought iron: 5.5.12
Ferricyanides, [Fe(CN)₆]^3-, hazards: 3.7.5
Ferrocyanides, [Fe(CN)₆]^4-, hazards: 3.7.6
Ferric citrate trihydrate
Ferric orthophosphate
Ferric alum, K₂SO₄.Fe₂(SO₄)₃.24H₂O
Goethite, FeO(OH), 35.20.17 (Geology)
Hematite, haematite, iron glance, Fe₂O₃: 35.20.20 (Geology)
Hydrolysis of iron (III) chloride, (iron chloride): 12.10.5
Ilmenite, FeTiO₃: 35.20.2 (Geology)
Iron alum, ferric ammonium sulfate (FAS): 12.1.6
Iron carbide, Carbides (C^4-), (carbon + metal): 16.2.3.1
Iron chromite, Chromite for craft
Iron halide, halide vapour over hot iron wire to form iron halides: 12.19.2.0
Iron hydroxide, Ferric hydroxide colloid: 7.8.7.2
Iron hydroxide, Prepare iron (III) hydroxide and iron (III) oxide: 12.1.7
Iron meteorite, iron, iron-nickel alloy, silicates. sulfides minerals
Iron oxide (black iron oxide), is a mixed base, Fe₃O_4:12.8.10
Iron oxide, Thermite reaction, aluminium powder with iron oxide: 12.01.1 (See 3.)
Iron oxide, iron hydroxide, limonite, bog iron ore
Iron oxide, Prepare iron (III) hydroxide and iron (III) oxide: 12.1.7
Iron sulfide, FeS, magnetic pyrites, pyrrhotite: 35.20.34 (Geology)
Iron pyrite, pyrite, iron sulfide, FeS₂: 35.20.32 (Geology)
Limonite, FeO(OH), 35.20.17 (Geology)
Magnetite, Fe₃O₄: 35.20.23 (Geology)
Marcasite, FeS₂: 35.20.25 (Geology)
Oxidize iron (II) sulfate to iron (III) sulfate, (ferric sulfate): 12.1.3
Prepare anhydrous iron (IlI), chloride, FeCl_3:12.19.8.3
Prepare ferric tannate with tea leaves: 16.8.2
Prepare iron (II) ammonium sulfate (NH₄)₂SO₄.FeSO₄.6H₂O: 12.8.14
Prepare iron (II) oxide, FeO: 12.8.7
Prepare iron (IlI), ammonium alum (NH₄),₂SO₄.Fe₂(SO₄),₃.24H₂O: 12.14.3
Prepare iron (III) hydroxide and iron (III) oxide: 12.1.7
Prepare iron (IlI), oxide, Fe₂O₃: 12.8.9
Pyrites, iron pyrite, fool's gold, FeS₂: 35.20.32 (Geology)
Pyrites, heat iron (II) sulfide: 12.8.8
Reactions of iron (II) salts and iron (IlI), salts, Prussian blue: 12.8.1
Reduce iron (III) chloride with hydrogen sulfide: 3.43.3
Reduce iron (III) chloride with sulfur dioxide: 3.51.3
Reduce iron (IlI), salts: 12.8.5
Reduce red iron oxide, or rust, to iron: 10.10.3
Rusting: 12.8.2
Rusting, conditions necessary for rusting: 3.52.0
Rusting, corrosion: 15.3.0
Rusting, iron oxide, reduce red iron oxide, or rust, to iron: 10.10.3
Rusting, paper clips and rusting: 5.5.13
Siderite FeCO₃, Chalybite, Spathose iron
Weight of iron in iron (II) ammonium sulfate: 17.6.1

Iron (II) sulfate, FeSO₄, green vitriol, copperas, wood preservative, inks
Green crystals, dissolve in water to form neutral solution, crystals turn brown if exposed to air when oxygen of the air converts iron (II) sulfate into brown sulfate of iron, iron (III) sulfate, ferric sulfate. Keep crystals stored in sealed container. The same change when a solution iron (II) sulfate is heated. Prepare a solution by shaking the powdered crystals with cold water. Green vitriol was used in industry to make ink.
Iron (II) sulfate, ferrous sulfate, Toxic if ingested
Iron (II) sulfate, FeSO₄.H₂O, white solid
Iron (II) sulfate-7-water, FeSO₄.7H₂O, iron sulfate, hydrated ferrous sulfate, melanterite mineral
Iron (II) sulfate-7-water, FeSO₄.7H₂O, iron (II) sulfate 7H₂O, iron (II) sulfate heptahydrate, hydrated ferrous sulfate, Harmful
Iron (II) sulfate-7-water, iron (II) sulfate (VI)-7-water, green vitriol, copperas, blue-green, melanterite, Heat iron (II) sulfate-7-water crystals: 3.2.2
Iron (II) sulfate-7-water, For 0.1 M soln., 27.8 g in 1 L water + 1 mL conc. H₂SO₄ to clear
Iron (II) sulfate with sodium carbonate: 12.1.1
Iron (II) sulfate with ammonia: 12.1.2
Oxidize iron (II) sulfate to iron (III) sulfate, (ferric sulfate): 12.1.3
Prepare iron (II) sulfate crystals from iron filings: 12.1.5
Prepare sulfuric acid with iron (II) sulfate: 12.2.4
Reduce iron (III) sulfate to iron (II) sulfate: 12.2.8
Tea with iron (II) sulfate: 12.10.1

Iron (III) ferrocyanide, Fe₇(CN)₁₈(H₂O)_14-16, Turnbull's blue, paint pigments, engineer's blueprints, laundry blue, Perls' Prussian Blue histology stain for iron, sequestering heavy metal poisons
Iron (III) ferrocyanide, Prussian blue as a semipermeable membrane: 9.168

iso compounds, "Iso" shows that the compound is an Isomer
Isoamyl acetate, amylacetic ester, Toxic by all routes
Isoamyl alcohol, 3-methylbutanolIsopentyl alcohol, Isopentyl alcohol, Toxic by all routes, Flammable
Isoamyl nitrite
Isobutane
Isobutyl acetate
Isobutyl alcohol, 2-methyl-1-propanol, isobutanol, 2-methylpropan-1-ol: See diagram 16.0.1 Isobutyl alcohol
Isobutyl alcohol, 2-methylpropan-1-ol, isopropyl carbinol, (CH₃)₂CHCH₂OH
Isobutyl alcohol, Solution < 25%, Not hazardous
Isobutylamine
Isobutyraldehyde, C₄H₈O, 2-methylpropionaldehyde, Isobutanal, methyl propanal, methylpropional, 2-methyl-1-propanal, Highly flammable
Isobutyric acid
Isobutyryl chloride
Isocaproic acid
Isocyanates
Isocyanuric acid, chlorine stabilizer for swimming pools, administered as sodium dichloroisocyanurate granules or trichloroisocyanuric acid tablets
Isocyanurates, stabilized chlorine: 18.7.2.3
Isoleucine
Isooctane
Isopentane
Isopentyl alcohol
Isophtalic acid
Isoprene, Dienes, Isoprene units: 16.1.1.2.2
Isopropanol, 2-propanol, propan-2-ol, Isopropyl alcohol, Toxic by all routes, Highly flammable
Isopropanol-2-cyanoacrylate, toxic by all routes, irritating pungent odour
Isopropyl alcohol
Isopropylamine
Isopropyl bromide, 2-bromopropane, Toxic by all routes
Isopropyl chloride
Isopropylcyclohexane: See diagram 16.1.1h octane number
Isopropyl ether, (CH₃)₂CHOCH(CH₃)₂, diIsopropyl ether, Highly flammable, Harmful
Isoquinoline group of alkaloids: 16.3.6.2.4
Isothiocyanates: 16.2.8.1
Isotopes, Elements and chemical reactions: 7.2.2
Isovaleric acid
Isovaleryl chloride

Kerosene, kerosine, "kero", paraffin oil, fractional distillation: 16.1.12.4
Kerosene, Highly flammable, Toxic by all routes, avoid vapour inhalation, skin irritant
Kerosene for bath cleaning: 19.6.4
Kerosene, temporary emulsions and permanent emulsions, detergent: 7.8.3.0
Catalytic cracking of kerosene: 10.6.4
Prepare household soap: 19.6.6