If an atom has electronic configuration 1s2 2s2 2p6 3s2 3p6 3d3 4s2, it will be placed in If an atom has electronic configuration 1s2 2s2 2p6 3s2 3p6 3d3 4s2 it will be placed in November 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,