Exercises in Chemistry: Systematically Arranged to Accompany McPherson and Henderson's Elementary Study of ChemistryGinn, 1906 - 138 σελίδες |
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Σελίδα
... Dioxide and Carbonic Acid 27. A Study of the Flame 28. Determination of Equivalents 29. Phosphorus . Arsenic 30 ... Magnesium . Zinc . Cadmium 41. Aluminium 42. Iron . Cobalt and Nickel 43. Copper . Mercury 44. Silver 45. Lead . Tin . 46.
... Dioxide and Carbonic Acid 27. A Study of the Flame 28. Determination of Equivalents 29. Phosphorus . Arsenic 30 ... Magnesium . Zinc . Cadmium 41. Aluminium 42. Iron . Cobalt and Nickel 43. Copper . Mercury 44. Silver 45. Lead . Tin . 46.
Σελίδα
... Magnesium carbonate 50 .02 Magnesium sulphate . 20 .02 Magnesium wire or ribbon 5 .10 Manganese chloride 40 .04 Manganese dioxide 1000 .12 Mercury 20 .05 Mercuric chloride . 20 .05 Mercuric oxide . 15 .04 Mercurous nitrate . 10 .03 ...
... Magnesium carbonate 50 .02 Magnesium sulphate . 20 .02 Magnesium wire or ribbon 5 .10 Manganese chloride 40 .04 Manganese dioxide 1000 .12 Mercury 20 .05 Mercuric chloride . 20 .05 Mercuric oxide . 15 .04 Mercurous nitrate . 10 .03 ...
Σελίδα 9
... manganese dioxide ? II . PROPERTIES OF OXYGEN 1. Note the physical properties of the gas . ( The slight cloud that is often present when oxygen is prepared from potassium chlorate is due to an impurity , and will disappear if the gas is ...
... manganese dioxide ? II . PROPERTIES OF OXYGEN 1. Note the physical properties of the gas . ( The slight cloud that is often present when oxygen is prepared from potassium chlorate is due to an impurity , and will disappear if the gas is ...
Σελίδα 36
... manganese dioxide in a test tube , add 2 or 3 cc . of hydrochloric acid , and heat gently ( R ) . 2. Repeat the experiment , replacing the hydrochloric acid with small amounts of common salt and sulphuric acid ( R ) . The manganese ...
... manganese dioxide in a test tube , add 2 or 3 cc . of hydrochloric acid , and heat gently ( R ) . 2. Repeat the experiment , replacing the hydrochloric acid with small amounts of common salt and sulphuric acid ( R ) . The manganese ...
Σελίδα 40
... manganese dioxide , and add to this through a funnel a cold dilute solution of sulphuric acid , prepared by slowly add- ing 10 cc . of sulphuric acid to 40 cc . of water . Shake the retort so as to mix the contents thoroughly . The test ...
... manganese dioxide , and add to this through a funnel a cold dilute solution of sulphuric acid , prepared by slowly add- ing 10 cc . of sulphuric acid to 40 cc . of water . Shake the retort so as to mix the contents thoroughly . The test ...
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according to Fig ammonium hydroxide antimony apparatus according apply a gentle barium chloride beaker boiling bromine Bunsen flame burner burning splint calcium charcoal common salt compounds cool copper sulphate cork crystals cubic centimeters delivery tube deposited Describe the results diameter dilute solution displacement of air Dissolve distilled evaporating dish Exercise filtrate flask formed funnel tube gentle heat glass plate glass rod glass tube hard-glass tube heat gently hood hydrochloric acid hydrogen ignite insert limewater liquid litmus paper little water manganese dioxide mixture mouth nitrate nitric acid Note the color Note the result odor oxide oxygen phosphorus Place porcelain crucible potassium potassium chlorate powdered precipitate PREPARATION AND PROPERTIES reactions involved red litmus paper Repeat the experiment residue retort rubber tubing small piece sodium carbonate sodium hydroxide sodium nitrate solution of sodium stopper sulphuric acid temperature test tube three drops Usual laboratory method volume wide-mouthed bottle wire Write the equations zinc