(a) The basic character among the hydrides of group-15 elements decrea – InterviewSolution

1.	(a) The basic character among the hydrides of group-15 elements decreases with increasing atomic numbers. Explain. (b) Draw the structure of SF_4and XeF_4molecules. (c) What is the oxidation number of P in H2PO4 acid ?
Answer» Solution :(a) This is due to decrease in charge density with increase in SIZE. (c ) Let OXIDATION number of P in `H_3PO_4` = X 3(+1)+x+4(-2)=0 x = +5

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