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What is the oxidation state of calcium in calcium carbonate ( C a C O 3 ​ )? A +6 B +5 C +4 D +1 E +2

What is the oxidation state of calcium in calcium carbonate ( CaCO3)?

A

+6

B

+5

C

+4

D

+1

E

+2

Grade:12th pass

1 Answers

Mayank Ranka
askIITians Faculty 277 Points
3 years ago

The oxidation state of calcium in calcium carbonate CaC033 is +2.
Let, X be the oxidation state of Ca.
X+4+3(2)=0X+46=0X2=0X=+2

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