Catechism of Modern Elementary Chemistry Or Solutions of the Questions Set at the London University Matriculation Examinations 1844-82 |
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Page 20
... zinc , iron , and lead , when moisture is present or when heated ; with others , as in the case of antimony and mercury , under the influence of heat . Most metallic oxides are reduced by hydrogen and by carbon . To designate the oxides ...
... zinc , iron , and lead , when moisture is present or when heated ; with others , as in the case of antimony and mercury , under the influence of heat . Most metallic oxides are reduced by hydrogen and by carbon . To designate the oxides ...
Page 50
... zinc is acted upon by diluted hydrogen sul- phate ( sulphuric acid ) . June 1869 - June 1874 . Give the preparation ... zinc . The reaction is expressed by : - H2SO4 + Zn = Hydrio sulphate . Zinc . ZnSO4 Zincic sulphate . + H2 H2 ...
... zinc is acted upon by diluted hydrogen sul- phate ( sulphuric acid ) . June 1869 - June 1874 . Give the preparation ... zinc . The reaction is expressed by : - H2SO4 + Zn = Hydrio sulphate . Zinc . ZnSO4 Zincic sulphate . + H2 H2 ...
Page 51
... zinc . The action which then takes place in the bottle may be represented by the following equa- tion : - Zn + 2HC1 = Zinc . Hydric chloride . 2 H2 + ZnCl2 Hydro- gen . Zincic chloride . Hydrogen is set free , and there remains a ...
... zinc . The action which then takes place in the bottle may be represented by the following equa- tion : - Zn + 2HC1 = Zinc . Hydric chloride . 2 H2 + ZnCl2 Hydro- gen . Zincic chloride . Hydrogen is set free , and there remains a ...
Page 52
... zinc dissolves in hydric chloride ( HCl ) . 88. Give the preparation and properties of hydro- gen gas . July 1849 - July 1855 . Describe the characters of hydrogen gas , and the processes for preparing it . July 1857 . The various ...
... zinc dissolves in hydric chloride ( HCl ) . 88. Give the preparation and properties of hydro- gen gas . July 1849 - July 1855 . Describe the characters of hydrogen gas , and the processes for preparing it . July 1857 . The various ...
Page 54
... zinc as 65 , what weight of hydrogen would be evolved according to this process ( viz . by sulphuric acid ) by the solution of 1 kilogramme of zinc ? June 1869 . The reaction is represented by the equation : - Zn + H2SO4 = ZnSO4 + H2 Zinc ...
... zinc as 65 , what weight of hydrogen would be evolved according to this process ( viz . by sulphuric acid ) by the solution of 1 kilogramme of zinc ? June 1869 . The reaction is represented by the equation : - Zn + H2SO4 = ZnSO4 + H2 Zinc ...
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Catechism of Modern Elementary Chemistry: Or, Solutions of the Questions Set ... E W V Volckxsom No preview available - 2016 |
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action ammonia ammonic atmosphere atoms of hydrogen baric bottle bromine burn CaCO3 calcic calcic carbonate carbonic dioxide Cheaper Edition chemical Cloth CO₂ colour colourless combination composition compounds constituents copper crystallised cubic centimetres cubic inches decomposed Demy 8vo Describe dissolved elements Fcap flame formula Frontispiece gases grains grammes H₂ heat hydric chloride hydric nitrate hydric sulphate hydrogen Illustrations iodine iron July June Large post 8vo lime lime-water liquid litmus paper magnesic manganic dioxide marsh gas measure 11.2 litres measure 444 mercury metals mixture Molecular volume Molecular weight molecule nitric tetroxide nitrogen nitrous oxide OH₂ olefiant gas oxygen pentoxide phosphorus Poems Portrait potassic chloride potassic hydrate potassium precipitate price 38 price 75 Prof properties proportion reaction salt Second Edition set free silica Small crown 8vo sodic sodic carbonate sodic chloride sodic sulphate substances sulphide sulphuric acid sulphurous dioxide temperature Third Edition tion Translated tube vols zinc zincic
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