Bromine Gas

Table of ContentsLaboratory Bromine Gas Experiment IBromine Gas Laboratory Experiment IILaboratory Experiment with Bromine Gas III In the preparation of bromine, fix up your apparatus as for the

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Laboratory Procedures

Iodine Gas

Table of ContentsIodine Gas Laboratory Experiment ILaboratory Experiment with Iodine Gas IILaboratory Iodine Gas Experiment III Mix about 1 or 2 grams of potassium iodide with about twice its weight of

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Laboratory Procedures

Hydrofluoric Acid, Silicon Fluoride

Table of ContentsLaboratory Experiment ILaboratory Experiment II Hydrofluoric acid can be prepared by the action of sulphuric acid on fluorspar (calcium fluoride), but glass apparatus

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Sulphur Dioxide Gas

Table of ContentsSulphur Dioxide Gas Laboratory Experiment ISulphur Dioxide Gas Laboratory Experiment IISulphur Dioxide Gas Laboratory Experiment IIISulphur Dioxide Gas Laboratory Experiment IVSulphur Dioxide Gas

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Sulphur Trioxide Gas

The Sulphur Trioxide Gas Laboratory experiments starts when you pour about 10 c.c. of strong Nordhausen sulphuric acid (H2S2O7) into a small retort to which

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Various

Glass Working

Table of ContentsCutting Glass TubesBending Glass TubesDrawing down Glass TubesRounding and Bordering the ends of TubesMaking Closed TubesMaking Bulb TubesMending Test-tubesFitting up a Wash bottleGraduating

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Mineralogy

Properties of Gold & Alloys

Table of ContentsThe Colours of GoldMalleability and Ductility of GoldWhat is the Hardness of GoldHow Tough is GoldSpecific Gravity of GoldCohesion of GoldSpecific Heat of GoldWhat is the

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Mineralogy

Crystallisation of Gold

Gold crystallises in the cubic system, occurring frequently in nature in the form of cubes, octahedra and rhombic dodecahedra. Cleavage is never exhibited. Single detached

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Silver Chlorination Leaching by Trough Method

Table of ContentsARRANGEMENT & OPERATIONSBASE METAL LEACHINGSEPARATING ORE FROM SOLUTIONSOLUBILITY OF SILVER CHLORIDE IN BASE-METAL SOLUTIONSILVER LEACHINGPROPORTION OF SOLUTION AND ORETHE LEACHING TROUGHSSLUICE TANKS AND SLUICINGPRECIPITATING-VATCRUSHING

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Silver Ingot Melting

The method of making silver ingots in use at this Mint being radically different from that employed at any other Mint of the United States

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