The colour of K2Cr2O7 changes from red orange to lemon yellow on treatment with aqueous KOH because of (a) The reduction of Cr VI to Cr III The colour of K2Cr2O7 changes from red orange to lemon yellow on treatment with aqueous KOH because of (a) The reduction of Cr VI to Cr III December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related