The metallic character of element of gro...

The metallic character of element of group 14

has no significance

does not change gradully

increases from top to bottom

decreases from top to bottom

Text Solution

Verified by Experts

The correct Answer is:

Metallic character increases from top to bottom because down the group ionisation energy of elements decreases so tendency to loose electron and hence metallic character increases down the group.

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Elements of group 14

Exhibit oxidation state of `+4` only

Exhibit oxidation state of `+2` and `+4`

From `M^(2-)` and `M^(4+)` ions

From `M^(2+)` and `M^(4+)` ions

Elements of group 14-

exhibit oxidation state of + 4 only

exhibit oxidation state of +2 and +4

form `M^(2-) and M^(4+)` ions

form `M^(2+) and M^(4+)` ions.

The metallic character of the element of IV A group

Decreases from top to bottom

Has no significance

Does not change

Increase from top to bottom