Give reasons: Platinum,gold,and silver are used to make jewellery.

(N/A) Platinum,gold,and silver are used to make jewellery due to the following reasons:
$1$. Lustre: These metals possess a high degree of metallic lustre,which makes them attractive and suitable for ornaments.
$2$. Low Reactivity: They are noble metals and are very less reactive. They do not react with air,water,or acids under normal conditions,which prevents them from corroding or tarnishing easily.
$3$. Malleability and Ductility: These metals are highly malleable and ductile,allowing them to be easily shaped into intricate designs.