Redox Reactions And Electrochemistry Ques 398
Question: The oxidation state of $ Cr $ in $ {{[Cr{{(NH_3)}_4}Cl_2]}^{+}} $ is [AIEEE 2005]
Options:
A) +3
B) +2
C) +1
D) 0
Show Answer
Answer:
Correct Answer: A
Solution:
$ {{[ Cr{{(NH_3)}_4}Cl_2 ]}^{+}} $ $ x+4\times (0)-2=1 $
Þ $ x+0-2=1 $
Þ x = 1 + 2 = + 3.
