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Q.

Statement (A): All electrochemical reactions are redox reactions. 

Statement (B): Kerosene oil does not conduct electricity. Statement (C): The conductivity of metals decreases with increase of temperature.

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a

All the above statements are incorrect

b

All the above statements are correct

c

A,B statements are incorrect but C is correct

d

A,B statements are correct and C is incorrect

answer is A.

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Detailed Solution

In any electro chemical reaction oxidation takes place at anode, reduction takes place at cathode kerosene is a covalent compound resistance of metal α T.

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