1.

Select the word/words from the given list required to complete the following statements. Use one word only once and do not copy the complete statement. [ammonia, carbonate, ammonium, carbon dioxide, hydrogen, hydronium, hydroxide, salt, water, precipitate] (i) A solution M turns blue litmus red, therefore, it must contain (a) ____ ions. Another solution O turns red litmus blue, hence, it must contain (b)____ ions. (ii) When solutions M and O are mixed, the product will be ( c) _____ and (d) ______ . (iii) If a piece of magnesium was put into solution M (e) ___ gas would evolve.

Answer»

Solution :(i) (a) hydronium (b) hydroxide
(ii) ( C) salt (d) WATER
(iii) (E) HYDROGEN


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