Elementary Chemistry |
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Page 17
... react with warm sulphuric acid , and this copper sulphate has been re - converted into copper by electrolysing it ... reaction between the two kinds of matter , tin and nitric acid , the tin has probably laid hold of some constituent or ...
... react with warm sulphuric acid , and this copper sulphate has been re - converted into copper by electrolysing it ... reaction between the two kinds of matter , tin and nitric acid , the tin has probably laid hold of some constituent or ...
Page 22
... reactions ; but this was accompanied by a change belonging to the other class of reactions , viz . the production of water by the combination of the oxygen separated from the copper with the hydrogen , the presence of which hydrogen in ...
... reactions ; but this was accompanied by a change belonging to the other class of reactions , viz . the production of water by the combination of the oxygen separated from the copper with the hydrogen , the presence of which hydrogen in ...
Page 26
... reaction . Examination of the mixture under the microscope shews the particles of iron , and the particles of sulphur . Now heat another portion of the mixture of iron and sulphur ; it glows throughout : powder the black mass which ...
... reaction . Examination of the mixture under the microscope shews the particles of iron , and the particles of sulphur . Now heat another portion of the mixture of iron and sulphur ; it glows throughout : powder the black mass which ...
Page 61
... reactions may be shortly expressed thus ; - ( 1 ) S + Fe FeS . ( 2 ) 2H + 0 = H2O . = Fe = 56 , S = 32 , O = 16 . The ratio 32 : 56 = 1 : 1 · 75 ; the ; ratio 2 16 = 1 : 8 . The sign signifies reacts chemically with ; the sign = 79-82 ...
... reactions may be shortly expressed thus ; - ( 1 ) S + Fe FeS . ( 2 ) 2H + 0 = H2O . = Fe = 56 , S = 32 , O = 16 . The ratio 32 : 56 = 1 : 1 · 75 ; the ; ratio 2 16 = 1 : 8 . The sign signifies reacts chemically with ; the sign = 79-82 ...
Page 62
... reactions . ( 1 ) Na + H2O + Aq = NaOHAq + H. 2 ( 2 ) 3Fe + 4H ̧0 = Fe ̧0 ̧ + 8H . ( 3 ) Zn + H2SO2Aq = ZnSO2Aq + 2H . Na = 23 , O = 16 , Fe = 56 , Zn = 65 , S = 32 . - ( 1 ) When sodium and water interact , 23 parts by weight of sodium ...
... reactions . ( 1 ) Na + H2O + Aq = NaOHAq + H. 2 ( 2 ) 3Fe + 4H ̧0 = Fe ̧0 ̧ + 8H . ( 3 ) Zn + H2SO2Aq = ZnSO2Aq + 2H . Na = 23 , O = 16 , Fe = 56 , Zn = 65 , S = 32 . - ( 1 ) When sodium and water interact , 23 parts by weight of sodium ...
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Common terms and phrases
acids to form affinity alcohol alkali allotropy ammonia ammonium ammonium chloride antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic theory atomic weight basic oxides bismuth bromine Chap chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy form salts gaseous molecules gases gasified grams H₂O H₂SO haloid compounds heat hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydroxide interact with acids iodine iron kinds of matter liquid M₂O magnesium mass mercury metals mixture molecular and atomic molecular weight nitric acid nitrogen non-metallic obtained occur oxidised oxygen phosphorus physical potash potassium chloride produced quantity ratio reacting weight reactions represented rubidium selenion shew shewn sodium solid specific gravity structural formulae substances sulphate sulphide sulphuric acid tellurium temperature tube valency vols weight of hydrogen weight of oxygen zinc