Chemistry, asked by sofijohny904870, 7 months ago

find the oxidation number of Cr in K2Cr2O7?​

Answers

Answered by sonal4458
5

Answer:

Let x be the oxidation number of two chromiums. So, two chromium atoms have an oxidation number of +12. So one chromium atom will have an oxidation number of +12 /2=+6. So oxidation number of Cr in K2Cr2O7 is +6.

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