ADNAN MUHAMMED

Grade 12,

Which of the following is NOT an oxidation-reduction reaction? A H 2 ​ + B r 2 ​ → 2 H B r B N a C l + A g N O 3 ​ → N a N O 3 ​ + A g C l C 2 N a 2 ​ S 2 ​ O 3 ​ + I 2 ​ → N a 2 ​ S 4 ​ O 6 ​ + 2 N a I D C l 2 ​ + H 2 ​ O → H C l + H O C l

Which of the following is NOT an oxidation-reduction reaction?

A

H2+Br22HBr

B

NaCl+AgNO3NaNO3+AgCl

C

2Na2S2O3+I2Na2S4O6+2NaI

D

Cl2+H2OHCl+HOCl

 

Grade:12th pass

1 Answers

Rituraj Tiwari
askIITians Faculty 1792 Points
3 years ago
In reaction(B), all the species remain in the same oxidation state as none of the species has been oxidised nor reduced. There is only exchange of ions taking place. Hence, this reaction is not an oxidation-reduction reaction.

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