1.

Gold and silver are used to make jewellery.

Answer» (i) Gold and silver are precious metals with attactive lustre.
(ii) They have low reactivity. They do react with atmospheric oxygen, moisture, carbon dioxie.
(iii) They do not react with dilute acids.
(iv) These metals are malleable and ductile.
(v) Diu to these properties gold and silver are used to make jewellery.


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