Select the correct properties of ammonia from the following :
(i) It is insoluble in water
(ii) It is a odourless gas
(iii) It is a yellowish gas
(iv) Its aqueous solution turns red litmus blue
1
only (iv)
2
(i), (iii) and (iv)
3
only (ii) and (iv)
4
(i), (ii), (iii) and (iv)
5
Question Not Attempted