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Characteristic of group and periods

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Characteristic of group and periods
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Gouri 15 4 years, 5 months ago

Groups are in vertical lines whereas periods are in horizontal lines. There are 18 groups in MPT(Morden periodic table) whereas there are 7 period's in MPT. When we move left to right in a period Valence electron number inc whereas in groups number of valence electron remain same. Hope this will help you........??
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