nyilow14 nyilow14

06-10-2017
Chemistry

contestada

why do lithium (Li) and sodium (Na) have similar properties?
A.They are in the same period.
B.They are in the same group.
C.They have the same number of electron shells.
D.There names both end with "ium"

Respuesta :

potatoABC potatoABC

07-10-2017

B, they belong to group 1

A: Li is period 2 and Na is period 3

C: Na has one more electron shell

D: Not related to how it is spelled

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