1.

In group 14, the tendency for catenation decreases with increasing atomic number .

Answer»

Solution :As we move down the group 14, the atomic SIZE increasesand HENCETHE STRENGTH of the element -elementbond, i.e, the bonddissociationenthalphy decreasessteadily. Consequentlythe tendencyfor catendation decreasesdown the group with increasingatomic NUMBER.


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