Question

eqvalent mass of K2Cr2O7 in base medium

Answer 1

For basic medium K2Cr2O7 , the reaction is as follows:

K2Cr2O7 + 2NaOH -----> K2CrO4 + Na2CrO4 + H2O

Oxidation no. of Cr(Chromium) - +6 to +3

therefore, n-factor will be = 3

Hope this helps.