nyahmakai nyahmakai

17-11-2019
Chemistry

contestada

Which of the following groupings contains only representative element

Respuesta :

misslux misslux

17-11-2019

Answer:

The correct answer is b. al, mg, li

That's because Cobalt is not a representative element since it's not found in the first 2 or the last 6 groups.

Explanation:

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jaijai3478 jaijai3478

17-11-2019

Answer:

Al, Mg, Li

those are the groupings that contain only representative elements.

Answer Link

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