A) Non-metals used in fertilisers-K, Cl
B) Non-metal used in water purification process-Br
C) Non-metal used in crackers-N
D) Non-metal used as an antiseptic-I
Correct Answer: D
Solution :
Non-metals used in fertilisers-N, P; in water purification process-CI; in crackers-S, P.You need to login to perform this action.
You will be redirected in
3 sec