1.

During oxidation of ferrous sulphate using mixture of dil.H2SO4 and potassium dichromate; oxidation state of chromium changes from____. a)+6 to +2. b)+6 to +3. c)+6 to +1. d) +6 to +4

Answer»

ANSWER:

b)

Explanation:

Potassium has OXIDATION state of 6 at the initial state which changes to 3 ... Check out for a video for CALCULATING oxidation state on YOUTUBE and then REFER me.!



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