Chemistry
Identify the substance underlined, in each of the following cases:
(i) Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide.
(ii) The electrolyte used for electroplating an article with silver.
(iii) The particles present in a liquid such as kerosene, that is a non electrolyte.
(iv) An organic compound containing -- COOH functional group.
(v) A solid formed by reaction of two gases, one of which is acidic and the other basic in nature.
Analytical Chemistry
ICSE 2017
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Answer
(i) Calcium [Ca2+] ions
(ii) sodium argentocyanide solution
(iii) Molecules only
(iv) Carboxylic acids
(v) Ammonium chloride.
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