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01/11/2020 3:47 pm
Topic starter
Name the products formed in each case when
(a) hydrochloric acid reacts with caustic soda.
(b) granulated zinc reacts with caustic soda.
(c) carbon dioxide is passed into lime water.
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01/11/2020 3:56 pm
(a) Sodium chloride and water are formed
NaOH(aq)(Sodium hydroxide) + HCl(aq) (Hydrochloric acid) → NaCl(aq) + H2O
(b) Sodium zincate and H2(g) are formed.
Zn(s) + 2NaOH(aq) → Na2ZnO2(aq) + H2(g)
(c) Calcium carbonate and water formed.
Ca(OH)2(aq) + CO2(g) → CaCO3(s) + H2O(l)