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Oxygen is divalent in its compounds, but sulphur is even hexavalent. Why? |
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Answer» SOLUTION :LITHIUM and Magnesium have certain SIMILARITIES in their properties. Hence, they are called diagonally RELATED PAIR of elements. The reasons are (a) Li and Mg have similar electronegativity. (b) `Li^(+)` and `Mg^(2+)` have similar polarising power. |
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