The Owens College Junior Course of Practical Chemistry |
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Page 6
... hydrogen also unites with the oxygen , forming hydrogen monoxide ( water ) . Carbon and oxygen yield carbon dioxide : C + O2 = CO2 . 12 + 32 = 44 . Hydrogen and oxygen yield water : H2 + 0 = H2O . 2 + 16 = = 18 . Place a small piece of ...
... hydrogen also unites with the oxygen , forming hydrogen monoxide ( water ) . Carbon and oxygen yield carbon dioxide : C + O2 = CO2 . 12 + 32 = 44 . Hydrogen and oxygen yield water : H2 + 0 = H2O . 2 + 16 = = 18 . Place a small piece of ...
Page 8
... hydrogen phosphate ( tribasic phosphoric acid ) . Phosphorus and oxygen yield phosphorus pentoxide : Pat O P205 . 62 + 80 = = 142 . When the oxygen has been collected over water , there is always enough moisture in the gas - jar to ...
... hydrogen phosphate ( tribasic phosphoric acid ) . Phosphorus and oxygen yield phosphorus pentoxide : Pat O P205 . 62 + 80 = = 142 . When the oxygen has been collected over water , there is always enough moisture in the gas - jar to ...
Page 9
... hydrogen . By the action of acids on certain metals , such as zinc , magnesium , and iron , hydrogen gas is evolved , a salt of the metal with the particular acid employed , being formed at the same time , thus : Zinc and sulphuric acid ...
... hydrogen . By the action of acids on certain metals , such as zinc , magnesium , and iron , hydrogen gas is evolved , a salt of the metal with the particular acid employed , being formed at the same time , thus : Zinc and sulphuric acid ...
Page 10
... hydrogen form an explosive mixture . It is therefore necessary to wait until all the air has been expelled from the flask by the hydrogen . Before filling the jars , collect a test- tube full of the gas over the pneumatic trough , and ...
... hydrogen form an explosive mixture . It is therefore necessary to wait until all the air has been expelled from the flask by the hydrogen . Before filling the jars , collect a test- tube full of the gas over the pneumatic trough , and ...
Page 11
... hydrogen in air . Whenever hydrogen burns in air or in oxygen , water is produced . Hydrogen and oxygen yield water : H2 + O 2 + 16 = H2O 18 . = Remove the conducting tube from the hydrogen flask above described ( but without removing ...
... hydrogen in air . Whenever hydrogen burns in air or in oxygen , water is produced . Hydrogen and oxygen yield water : H2 + O 2 + 16 = H2O 18 . = Remove the conducting tube from the hydrogen flask above described ( but without removing ...
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Common terms and phrases
acetic acid acid solutions added AgNO3 produces alkaline ammonia ammonium antimony aqua regia arsenic BaCl BaCl2 barium beaker black precipitate blow-pipe blue coloration boiling borax bromides brown CaCl2 calcium chlorate cipitate cold colour compounds copper Crown 8vo crucible crystals decomposed dilute solutions dissolved drop evolved FeSO4 filter filtrate flask Fused glass gramme grams group reagents H₂O H₂S H₂SO hydrate hydrochloric acid hydrogen insoluble iodide iodine iron liquid litre manganese manganese dioxide mercury mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitric acid obtained oxalic acid oxide oxygen phosphorus platinum porcelain potassium potassium chlorate powder produces a precipitate produces a white reactions reducing flame residue salt separation silver chloride silver nitrate sodium sodium carbonate solu soluble soluble in excess soluble in HCl soluble in HNO3 strontium substance sulphate sulphide sulphuric acid Tartaric acid tion violet wash Weigh white precipitate yellow precipitate yields zinc