The alkaline earth metals Ba, Sr, Ca and Mg may be arranged in the order of their decreasing first ionisation potential as (a) Mg, Ca, Sr, Ba, Ba Ca Ca and Mg may be arranged in the order of their decreasing first ionisation potential as (a) Mg Sr The alkaline earth metals Ba November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related