An element x has mass 23 and contain 12 neutron in its atom to which group does he belong
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Answered by
5
X has mass 23
neutron = 12
atomic number =23-12=11
ec - 2 8 1
group is 1
period is 3
bluffer69:
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Answered by
2
It is sodium.
Belongs to group 1 and is an alkali metal.
Belongs to 3rd period.
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