The Owens College Junior Course of Practical Chemistry |
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Page 2
... mercury and oxygen . Mercuric oxide yields mercury and oxygen . * Hgo = 216 Hg + O = 200 + 16 * For the explanation of these symbols a larger work must be con- sulted . See p . 15 of Roscoe's " Elementary Chemistry . " Place a small ...
... mercury and oxygen . Mercuric oxide yields mercury and oxygen . * Hgo = 216 Hg + O = 200 + 16 * For the explanation of these symbols a larger work must be con- sulted . See p . 15 of Roscoe's " Elementary Chemistry . " Place a small ...
Page 3
... mercury soon forms on the cool part of the tube . That the tube contains oxygen may be shown by plunging a glowing chip of wood into it , and observing that the wood will be rekindled . It is advisable to keep the thumb loosely on the ...
... mercury soon forms on the cool part of the tube . That the tube contains oxygen may be shown by plunging a glowing chip of wood into it , and observing that the wood will be rekindled . It is advisable to keep the thumb loosely on the ...
Page 20
... mercury , nitrogen dioxide , water , and a nitrate of the metal used are produced . Thus : Copper and nitric acid yield nitrogen dioxide , copper nitrate , and water : 3 Cu + 8HNO , 190.5 + 504 = 2 NO , + 3 ( Cu ( NO3 ) 2 ) + 4 H2O ...
... mercury , nitrogen dioxide , water , and a nitrate of the metal used are produced . Thus : Copper and nitric acid yield nitrogen dioxide , copper nitrate , and water : 3 Cu + 8HNO , 190.5 + 504 = 2 NO , + 3 ( Cu ( NO3 ) 2 ) + 4 H2O ...
Page 43
... Mercury . Arsenic . ( d ) Compounds reduced to magnetic metallic pow- ders when heated on charcoal with reducing agents : Cobalt , Iron . Nickel . ( e ) Compounds reduced to metal when heated on charcoal with reducing agents , but which ...
... Mercury . Arsenic . ( d ) Compounds reduced to magnetic metallic pow- ders when heated on charcoal with reducing agents : Cobalt , Iron . Nickel . ( e ) Compounds reduced to metal when heated on charcoal with reducing agents , but which ...
Page 45
... Mercury compounds , when heated in a small bulb- tube with NaHCO3 , yield the metal in minute globules . Arsenic compounds , when heated in a small bulb- tube with KCN + NaHCO , yield the metal as a shining mirror . ( d ) Iron powder ...
... Mercury compounds , when heated in a small bulb- tube with NaHCO3 , yield the metal in minute globules . Arsenic compounds , when heated in a small bulb- tube with KCN + NaHCO , yield the metal as a shining mirror . ( d ) Iron powder ...
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Common terms and phrases
acetic acid acid solutions added alkaline ammonia ammonium antimony aqua regia arsenic BaCO3 barium Benzoic BENZOIC ACID black precipitate blue boiling borax brown calcium Cambridge carbon dioxide chloride cipitate cloth cobalt College colour compounds conducting tube containing copper Crown 8vo decomposed dissolved distinguished English evolved Extra fcap fcap FeSO4 filter filtrate flask Fused grams group reagents H₂O H₂S H₂SO Heated on charcoal hydrate hydrochloric acid hydrogen insoluble iodide iodine iron manganese manganese dioxide mercury mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitrate nitric acid observe obtained oxalic oxalic acid oxygen platinum potassium chlorate produces a precipitate produces a white Professor re-precipitated reaction reducing flame residue salts Schools separate silver sodium solu soluble in excess soluble in HCl soluble in HNO3 strontium student substance sulphate sulphide sulphuric acid tartaric acid Thallium tion violet white precipitate yellow precipitate yields zinc
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