A) \[P{{H}_{3}}\]
B) \[PC{{l}_{5}}\]
C) \[SiC{{l}_{4}}\]
D) \[N{{H}_{3}}\]
Correct Answer: A
Solution :
Phosphine\[(P{{H}_{3}})\]when comes in contact with air, to forms vortex rings of\[{{P}_{2}}{{O}_{5}}\]in the forms of white smoke. Hence, it is used to prepare smoke screen in warfare.You need to login to perform this action.
You will be redirected in
3 sec