Science, asked by jamal38, 1 year ago

to which period the element magnesium belongs

Answers

Answered by Ruhi9871
8
Magnesium belongs to period 3 because the no. of shells present in magnesium is 3 i. e. 2,8,2.
Period no is equal to the no of shells present in an element
Therefore.. Magnesium is in 3rd period..

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Answered by DevilDoll12
1
HEYA!!
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⏪MAGNESIUM ⏪
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↪Atomic Number Z = 12 .

↪Symbol : Mg.

↪Electronic Configuration = K [ 2 ] L [ 8 ] M [ 2 ]

↪The period of an element is equal to the number of shells in the atom. From the configuration it's clear that Magnesium has 3 shells.

⏪So period = 3

⏪If you want the group also , then it's group 2 element .


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