Math, asked by rohitsingh26102004hg, 5 months ago

why helium is in group 18 instead of group 2

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Answered by shraddhamishra235200

1

Answer:

The reason of keeping helium in group 18 is that it shows properties similar to noble gases. It can only hold 2 electrons in its outer most shell. Group 18 are "happy" because they all have full outer shells. All atoms want to become "happy" and they do so through ionic and covalent bonding.

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Answered by Alicerose

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