1.

From the metals-copper, iron, magnesium, sodium and zinc-select a different metal in each case which :(a) does not react with dilute hydrochloric acid.(b) can form 2+ and 3+ ions.(c) has a hydroxide that reacts with both acids and alkalis.(d) does not react with cold water, but reacts with steam when heated.

Answer» From the metals-copper, iron, magnesium, sodium and zinc-select a different metal in each case which :

(a) does not react with dilute hydrochloric acid.

(b) can form 2+ and 3+ ions.

(c) has a hydroxide that reacts with both acids and alkalis.

(d) does not react with cold water, but reacts with steam when heated.


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