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Chemistry-Oxidation Number

NEET Chemistry Oxidation Number Match the Following Question

Type: Match the Following-match the column-Hard-Class 11

Match Column-I with Column-II.

Column-IColumn-II
(a) Oxidation state of chromium in Cr2O7^2–(i) +6
(b) Oxidation state of sulphur in SO3^2–(ii) +4
(c) Oxidation state of carbon in C3O2(iii) (4/3)
(d) Oxidation state of bromine in Br3O8(iv) (16/3)
A

a-i, b-ii, c-iii, d-iv

B

a-ii, b-i, c-iv, d-iii

C

a-iv, b-iii, c-i, d-ii

D

a-iii, b-iv, c-ii, d-i

Correct Answer

Option A

Detailed Explanation

The oxidation state of chromium in Cr2O7^2– is +6, sulphur in SO3^2– is +4, carbon in C3O2 has an oxidation number of (4/3), and bromine in Br3O8 has an oxidation number of (16/3) as per the examples given in the NCERT context.

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