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What characteristic do atoms in the same group of elements share?
1 - they have the same number
2 - they have similar physical property
3 - they have the same atomic mass
4 - the same number of electrons orbitals

What characteristic do atoms in the same group of elements share 1 they have the same number 2 they have similar physical property 3 they have the same atomic m class=

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Answer:

2 option

Explanation:

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