Density of gases230Desiccating agents55Developers367Dewar bulb91Dextrose414Diamond197Dichromates385Dichromic acid385Dimorphous substances163Dissociation99and boiling point101and freezing point101equations of112extent of113Distillation50Dogtooth spar306Dolomite319Double decomposition71Drummond light38Dyeing333Dynamite409Earth metals327Efflorescence54Electric furnace221Electro-chemical industries269Electrode99Electrolysis99of sodium chloride102of sodium sulphate103of water41,102Electrolytes99Electrolytic dissociation99Electroplating366Electrotyping359Elements, definition8atomic weights232earlier classification165names11natural groups165number of9occurrence10periodic division166physical state10symbols of11Emery331Energy4and plant life89chemical5conservation of4transformation of5Enzyme405Epsom salts320Equations68are quantitative72knowledge requisite for69not algebraic74reading of69Equilibrium138chemical138in solution139point of138Equivalent224determination of224elements with more than one225relation to atomic weight224Etching177Ether411Ethereal salts409Ethers411Ethylamine412Ethylene series399Eudiometer43Evaporation11Families in periodic groups170triads165Family resemblances170Fats409Fatty acid series405Feldspar261,335Fermentation404acetic406alcoholic404,405lactic414Ferric chloride352hydroxide352salts351reduction353sulphate352Ferrochromium,383Ferromanganese343Ferrosilicon259Ferrous carbonate351salts350oxidation of353sulphate350sulphide350Fertilizers245Filtration6,51beds52Fire damp202Flames213appearance214blowpipe216Bunsen214conditions for213hydrogen34luminosity216oxidizing214oxyhydrogen37reactions296reducing214structure214Flash lights317Flint260Fluorides177Fluorine175Fluorspar 175,308Fluosilicic acid259Flux340Fool's gold351Formaldehyde405Formalin405Formic acid406Formulas68how determined234structural119Fractional distillation51Franklinite321Fuels220Furnace, arc221electric221resistance221Fusion methods271Galena373Gallium327Galvanized iron323Gas, collection of15coal217fuel217illuminating217measurement of23natural219purification of218water219Gases, table220Gasoline400German silver323,359Germanium370Germs, effect of cold on53in air84in water52Glass262coloring of263etching of177molding of263nature of263varieties263Glauber's salt281Glazing336Glucose414Glycerin405nitrates of409Gold393alloys396chloride396coin359extraction of394in copper358mining394occurrence393properties396refining of395telluride394Goldschmidt method269,330Gram-molecular weight236Granite336Graphite198Gun cotton415metal359powder292Gypsite308Gypsum308Halogens174Hard water309Heat of reaction75Helium80,314Hematite339,349Homologous series398Hydriodic acid193Hydrobromic acid189Hydrocarbons201,398properties400series398substitution products401Hydrochloric acid182composition183oxidation of185preparation182properties184salts186Hydrocyanic acid210Hydrofluoric acid176etching by177salts of177Hydrogen28dioxide56explosive with oxygen35occurrence28preparation from acids30preparation from water28properties32standard for atomic weights66standard for molecular weights227sulphide146uses38Hydrolysis254conditions affecting255partial255Hydrosulphuric acid146Hydroxyl radical112Hypochlorous acid187Hypothesis61Avogadro's226Dalton's61Ice manufacture125Iceland spar305Indigo418Indium327Insoluble compounds272Iodic acid194Iodides193Iodine190oxygen compounds193preparation191properties192tincture192Iodoform 192,401Ions100and electrolytes104Iridium393Iron339alum352cast343compounds349cyanides352disulphide351family338metallurgy339occurrence339ores339oxides349pure348varieties342,347wrought343Jasper260Kainite288Kaolin 261,335Kerosene400Ketones411Kieserite288Kindling temperature17Krypton80Lactic acid408Lampblack200Laughing gas132Law, definition61of Boyle24of Charles23of combining volumes194of conservation of energy4of conservation of matter5,59of definite composition59of Dulong and Petit233of Gay-Lussac194of multiple proportion60of Raoult233periodic169Lead373acetate375,407alloys375basic carbonate376carbonate376chloride377chromate377insoluble compounds376metallurgy373nitrate375occurrence373oxides375peroxide375properties374red375soluble salts375sugar of375sulphate377sulphide377white376Le Blanc soda process282Levulose415Lime302air-slaked303hypochlorite307kilns303slaked303Lime light38Limestone305Limewater303Limonite339Litharge375Lithium294Luminosity of flames216Lunar caustic366Magnesia318alba319usta318Magnesite318Magnesium317basic carbonate319carbonate318cement318chloride319family316hydroxide318oxide318silicates321sulphate320Magnetite339,349Malachite357Manganates381Manganese379a base-forming element380an acid-forming element381in glass263occurrence379oxides380Manganic acid381Manganous salts380Marble305Marl305Marsh gas202Matches242Matte358Matter, classification6conservation5definition5kinds9Measurement of gases23Mechanical mixtures6Meerschaum321,336Mercuric chloride363iodide364oxide 14,362sulphide363Mercurous chloride363Mercury361iodides364metallurgy361occurrence361oxides362uses362Metaboric acid265Metallurgy268Metals 165,267action on salts271definition267extraction268occurrence267preparation of compounds269reduction from ores268Metaphosphoric acid245Metarsenic acid250Metasilicic acid261Metastannic acid371Methane 202,399Methylamine412Mexican onyx305Mica 261,336Microcosmic salt244Milk414Minerals267Minium375Mixed salts244Molasses413Molecular weights226boiling-point method233compared with oxygen228determination226freezing-point method233oxygen standard227of elements232vapor-density method229Molecule62Molybdenum388Molybdic acid388Monazite sand377Mordants333Morphine418Mortar304Moth balls418Muriatic acid182Naphthalene418Naphthas