Idratherbedoingsport Idratherbedoingsport

29-11-2015
Physics

Answered

Which two of these elements are in the same group of the periodic table.

A.Helium

B.Lithium

C.Sodium

D.Nitrogen

Give a reason for your answer.

Verified Answer :

brandymauro brandymauro

29-11-2015

BLithium and C. Sodium are in the same group because they are in the same vertical column on the table, which is considered to be a group.

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Korianna Korianna

29-11-2015

The answer is B, Lithium and C, Sodium because they are in the same row in the periodic table

I've learned that a row, or column is called a group :)

Hope this helps, comment if this is incorrect

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