The Owens College Junior Course of Practical Chemistry |
From inside the book
Results 1-5 of 31
Page 1
... flask about one litre capacity . Then , by means of a round file , bore two holes in the cork about three millimetres in diameter , * A doubly - bored india - rubber stopper may be used instead of a cork . B and running parallel to each ...
... flask about one litre capacity . Then , by means of a round file , bore two holes in the cork about three millimetres in diameter , * A doubly - bored india - rubber stopper may be used instead of a cork . B and running parallel to each ...
Page 2
... flask and tubes thoroughly , rinse with distilled water , and then fill up with distilled water . FIG . 1 . 3. Preparation of oxygen from mercuric oxide . When mercuric oxide is heated it is decomposed into mercury and oxygen . Mercuric ...
... flask and tubes thoroughly , rinse with distilled water , and then fill up with distilled water . FIG . 1 . 3. Preparation of oxygen from mercuric oxide . When mercuric oxide is heated it is decomposed into mercury and oxygen . Mercuric ...
Page 4
... flask ( about 100 cubic centimetres capacity ) a mixture of potassium chlorate and manga- nese dioxide in the proportions already mentioned . Then fit into the neck of the flask a cork through which a bent conducting tube passes , the ...
... flask ( about 100 cubic centimetres capacity ) a mixture of potassium chlorate and manga- nese dioxide in the proportions already mentioned . Then fit into the neck of the flask a cork through which a bent conducting tube passes , the ...
Page 5
... flask on a retort stand , and heat the mixture ( Fig . 2 ) ; as soon as heat is applied , bubbles of gas will begin to rise through the water , consisting of air expelled from the flask by the heat . These are allowed to escape , and ...
... flask on a retort stand , and heat the mixture ( Fig . 2 ) ; as soon as heat is applied , bubbles of gas will begin to rise through the water , consisting of air expelled from the flask by the heat . These are allowed to escape , and ...
Page 10
... flask so as to mix the acid and water . The gas will soon come off with increasing rapidity , but the first portion must be rejected , as air and hydrogen form an explosive mixture . It is therefore necessary to wait until all the air ...
... flask so as to mix the acid and water . The gas will soon come off with increasing rapidity , but the first portion must be rejected , as air and hydrogen form an explosive mixture . It is therefore necessary to wait until all the air ...
Other editions - View all
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