Assertion: Shielding effect increases as we go down the group. Reason : More is the number of electrons in the penultimate shell, more is shielding Assertion: Shielding effect increases as we go down the group. Reason : More is the number of electrons in the penultimate shell more is shielding November 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related