Asseration: `NH_(3)` and `PH_(3)` differ from each other in their reaction with `CuSO_(4)` or `AgNO_(3)`.
Reason: `PH_(3)` acts as oxidising agent in these reacrion but `NH_(30` not.

Options

A. If both asseration and reson are true and the reason is the correct explanation of the asseration.
B. If both asseration and reason are true ans the reason is the correct explanation of the asseration.
C. If asseration is true but reason is false.
D. If asseration is false but reason is true.

Answer

C

Explanation

`{:(CuSO_(4)+4NH_(3)toCu(NH_(3))_(4)SO_(4)),(AgNO_(3)+2NH_(2)toAg(NH_(3))_(2)NO_(3)):}}"Complex formation"`
`{:(3CuSO_(4)+2PH_(3)toCu_(3)P_(2)+3H_(2)SO_(4)),(3AgNO_(3)+PH_(3)toAg_(3)P+3HNO_(3)):}}"Precipitation"`