Question

18. Assertion : Gold and silver
do not corrode in moist air.
Reason: They are called noble
metals.
O Both A and R are true, and R is the correct explanation of the assertion.
O Both A and R are true, but Ris not the correct explanation of the
assertion.
O A is true, but Ris false.
O A is false, but Ris true.​

Answer 1

Answer:

both are correct because Nobel metals do not corrode so they are used in jewellery

correct option is

(1)

Answer 2

Answer:

Both A and R are true

and R is the correct explanation