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Redox Reactions

Question
CBSEENCH11006663
Wired Faculty App

What is the oxidation number of cobalt in K|Co(CO)4| ?

Solution
Let x be the oxidation number of Co.
Oxidation number of K = 1
Oxidation number of CO=0
Therefore,
The oxidation state of cobalt in K|Co(CO)4| is,
1 +x + 4(0) =0
 
 x = -1

Some More Questions From Redox Reactions Chapter

What is an oxidising agent (electronic concept)?

Can oxidation occur without reduction?

What are redox reactions?

What are direct redox reactions? Give one example.

What are indirect redox reactions?

Write formulas for the following compounds:
(a) Mercury (II) chloride
(b) Nickel (II) sulphate
(c) Tin (IV) oxide
(d) Thallium (I) sulphate
(e) Iron (III) sulphate
(f) Chromium (III) oxide

What are electrolytes?

What are cations and anions?

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