State two characteristics for the elements that belong to a group
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same valency means same no.of valence electron
same chemical properties
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same chemical properties
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Draxillus:
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Two characteristics for elements to be in same group are
1. Their valency should be same
& 2. Their atomic size should be approximately equal..
1. Their valency should be same
& 2. Their atomic size should be approximately equal..
How can you atomic size of elements in same group are equal
sry their chemical properties must be same
Ok thnks
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