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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The stable bivalency of Pb and trivalency of Bi is (a) Due to d contraction in Pb and Bi is (b) Due to relativistic contraction of the 6 s orbitals of Pb and Bi, leading to inert pair effect

The stable bivalency of Pb and trivalency of Bi is (a) Due to d contraction in Pb and Bi is (b) Due to relativistic contraction of the 6 s orbitals of Pb and Bi, leading to inert pair effect

leading to inert pair effect The stable bivalency of Pb and trivalency of Bi is (a) Due to d contraction in Pb and Bi is (b) Due to relativistic contraction of the 6 s orbitals of Pb and Bi