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Ionisation Energy

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Question

How does metallic character of elements vary on moving from
(i) Left to right in a period?
(ii) From top to bottom in a group?
Give reasons for your answers.

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Solution

Metalic character increases down the group and decreases from left to right in a period. This is due to the Fazan's Rule as the size of the cation increases, its polarisability decreases and it forms ionic compounds.

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