Which one of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution (a) The solution turns blue (b) The solution is decolourized Which one of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution (a) The solution turns blue (b) The solution is decolourized November 23, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related