Co-Ordination Compounds Question 188
Question: The oxidation number of $ Pt $ in $ {{[Pt(C_2H_4)Cl_3]}^{-}} $ is
[MNR 1993]
Options:
A) + 1
B) + 2
C) + 3
D) + 4
Show Answer
Answer:
Correct Answer: B
Solution:
$ [\underset{x}{\mathop{Pt}},\underset{0}{\mathop{(C_2}},H_4)\underset{-1}{\mathop{Cl_3}},{{]}^{-}} $
$ x+0+3x(-1)=-1 $ , $ x-3=-1, $
$ x=+2.$
