The atoms of Group 7A elements _____ electrons when they form ions.
A. share
B. gain
C. lose
D. cannot be determined

Question

30-07-2015
Chemistry

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The atoms of Group 7A elements _____ electrons when they form ions.
A. share
B. gain
C. lose
D. cannot be determined

Respuesta :

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lulu1991 lulu1991 · Answer 1 · 2015-08-03T16:33:14+02:00

lulu1991 lulu1991

03-08-2015

The answer is B. gain. The elements from group 7a is F, Cl, Br, I... These elements has 7 electrons at the outer shell. And they are likely to gain one electron to stay at stable status.

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The atoms of Group 7A elements _____ electrons when they form ions. A. share B. gain C. lose D. cannot be determined

Respuesta :

Otras preguntas

The atoms of Group 7A elements _____ electrons when they form ions.
A. share
B. gain
C. lose
D. cannot be determined