How do the following change? [5]a) Number of shells of elements as we

1.	How do the following change? [5]a) Number of shells of elements as we go top to down in a group.b) Metallic character of elements on moving from left to right in a period.c) Atomic size in moving from left to right along a period.d) Atomic size as we go top to down in a groupe) Non metallic character of elements on moving from top to down in a group
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How do the following change? [5]a) Number of shells of elements as we go top to down in a group.b) Metallic character of elements on moving from left to right in a period.c) Atomic size in moving from left to right along a period.d) Atomic size as we go top to down in a groupe) Non metallic character of elements on moving from top to down in a group

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