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How do you know the group of an element?

In: Chemistry, Periodic Table [Edit categories]

Answer:

the number of electrons in the outer shell tells us what group the element is in.

First answer by ID1545203488. Last edit by ID1545203488. Question popularity: 2 [recommend question].

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What are the group A elements know as?
Alkali Metals, except for Hydrogen, which is a Nonmetal.
What are the elements in the representative element group?
A representative element group is one of the main groups on the Periodic Table. In total there are eight groups. The only elements that aren't in a representative element group are the transition...
How do you know if an element is an element?
If an something is an element you will not be able to break it down any further by chemical means.
Groups of elements are included in the main group of elements?
Halogens Nonmetals Alkali metals
What do elements in group 1 have in common with elements in group 17?
Both groups are one electron away from a stable outer shell, group 17 needs to gain one and group 1 needs to lose one.