Give scientific reasons. (a) Gold and silver are used is coins. (b)

1.	Give scientific reasons. (a) Gold and silver are used is coins. (b) Ornaments are generally not made from 24-carat gold. (c) Ships are painted at frequent intervals. (d) Gold and platinum are called noble elements. (e) Stainless steel has more lustre than iron.
Answer» Give scientific reasons. (a) Gold and silver are used is coins. (b) Ornaments are generally not made from 24-carat gold. (c) Ships are painted at frequent intervals. (d) Gold and platinum are called noble elements. (e) Stainless steel has more lustre than iron.

Give scientific reasons. (a) Gold and silver are used is coins. (b) Ornaments are generally not made from 24-carat gold. (c) Ships are painted at frequent intervals. (d) Gold and platinum are called noble elements. (e) Stainless steel has more lustre than iron.

Answer»

Give scientific reasons.

(a) Gold and silver are used is coins.

(b) Ornaments are generally not made from 24-carat gold.

(d) Gold and platinum are called noble elements.

(e) Stainless steel has more lustre than iron.