The element with atomic number 12 belong to _____Group and ______period
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The element with atomic number 12 is magnesium.
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6 ,3s
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6 ,3s 2
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6 ,3s 2 .
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6 ,3s 2 .There are 2 electrons in the outermost shell so it belongs to the IIA group. Mg has an outermost shell, n =3, therefore, the third period.
The element with atomic number 12 is magnesium.The electronic configuration for Mg= 1s 2 ,2s 2 2p 6 ,3s 2 .There are 2 electrons in the outermost shell so it belongs to the IIA group. Mg has an outermost shell, n =3, therefore, the third period.Hence, the correct option is C.
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The element with atomic number 12 belong to IIA Group and third period.
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