Question

Which of the following metals exist in their native state in nature?

1. Cu
2. Au
3. Zn
4. Ag

विकल्प

• (i) and (ii)

• (ii) and (iii)

• (ii) and (iv)

• (iii) and (iv)

Answer 1

(ii) and (iv)

Explanation - 

Silver and gold are noble metals and in nature, they exist in their free state and not in any combined state as ore.