Redox Reactions And Electrochemistry Ques 463

Question: The oxidation number of nickel in K4[Ni(CN)4] is [JIPMER 1999]

Options:

A) - 2

B) - 1

C) + 2

D) 0

Show Answer

Answer:

Correct Answer: D

Solution:

K4[Ni,(CN)4] 4×(+1)+x+4×(1)=0 +4+x4=0x=0 .



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