SATHEE: Redox Reactions And Electrochemistry Ques 463

Redox Reactions And Electrochemistry Ques 463

Question: The oxidation number of nickel in $K_{4} [N i {(C N)}_{4}]$ is [JIPMER 1999]

Options:

A) - 2

B) - 1

C) + 2

D) 0

Show Answer

Answer:

Correct Answer: D

Solution:

$K_{4} [\overset{*}{N i}, {(C N)}_{4}]$ $4 \times (+ 1) + x + 4 \times (- 1) = 0$ $+ 4 + x - 4 = 0 \Rightarrow x = 0$ .

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Redox Reactions And Electrochemistry Ques 463

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

Options:

Answer:

Solution:

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Question: The oxidation number of nickel in $K_{4} [N i {(C N)}_{4}]$ is [JIPMER 1999]