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+1 vote
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in Chemistry by (74.0k points)
Which one of the following constitutes a group of the isoelectronic species ?
A. `C_(2)^(2-),O_(2)^(-),CO,NO`
B. `NO^(+),C_(2)^(2-),CN,N_(2)`
C. `CN^(-),N_(2),O_(2)^(2-),C_(2)^(2-)`
D. `N_(2),O_(2)^(-),NO^(+),CO`

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1 Answer

0 votes
by (73.8k points)
Correct Answer - B

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