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Chemistry 11 Online
OpenStudy (ellamoyseyuk):

Atoms of the group 15 elements tend to react to form _______ ions.? (the answer chioces) A. 5+ B. 5− C. 3+ D. 3−

OpenStudy (ellamoyseyuk):

I THINK THE ANSWER IS D IS THAT THE CORECT ANSWER? @phi

NvidiaIntely (nvidiaintely):

@TheSmartOne @Photon336 @aaronq

OpenStudy (ellamoyseyuk):

@mathstudent55

NvidiaIntely (nvidiaintely):

@Nnesha @welshfella @sweetburger @JoannaBlackwelder

OpenStudy (aaronq):

group 15 elements have how many valance electrons?

OpenStudy (ellamoyseyuk):

5

OpenStudy (ellamoyseyuk):

@aaronq

OpenStudy (aaronq):

so order to have a total of 8 valence electrons is it easier (more energetically favourable) to get rid of 5 or to gain 3?

OpenStudy (ellamoyseyuk):

TO GET RID OF 5

OpenStudy (aaronq):

no, that's incorrect. The lower number is (almost) always correct. It is easier to gain 3.

OpenStudy (ellamoyseyuk):

SO IT WOULD BE 3+

OpenStudy (aaronq):

Electrons are negatively charged. So each one gained will give the ion 1 negative charge. Accumulating 3 electrons will give the ion a -3 charge.

OpenStudy (ellamoyseyuk):

SO THE ANSWER IS D.

OpenStudy (aaronq):

your correct option is D, but the answer is 3-.

OpenStudy (ellamoyseyuk):

OKAY THANKS FOR THE EXPLANTION AND ANSWER..

OpenStudy (aaronq):

no problem

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