Question

state two characteristics for the elements that belong to a group

Answer 1

The two characteristics of elements that belongs to group are:-
(1).the atomic radius of elements increase in the group as moving from top to bottom.
(2).the shell increase as we move from top to bottom in a group

Answer 2

The two charactersistics are :

1) All elements in a group show same number of valence electrons, hence show similar properties.

2) As we move from top to bottom in a group, the atomic radius increases and there is a slight gradation in properties.

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