Question

assertion reason (10) A: Platinium, gold and silver are used make jewellery. R : Platinium, gold and silver are least reactive metal​

Answer 1

Answer:

Platinum, gold and silver are used to make jewellery because these are low reactive metals. So they rarely corrode and hence do not lose their shine and lustre.

hence

A is the correct explanation of R

Answer 2

Both Assertion and Reason both are correct.

A: Platinium, gold and silver are used to make jewellery.

R : Platinium, gold and silver are the least reactive metal​

Explanation:

• They are generally used for jewellery.

• Metals used for jewellery should be chosen on the basis of reactivity

• They should be the least reactive.
• They are lustrous materials which are resistant to corrosion.
• They are malleable and ductile in nature.

• They can be drawn into wires and can be made in desired shapes and designs.
• Given assertion and reason statements are correct.