The ion that is isoelectronic with `CO` is

Options

A. `CN^(-)`
B. `O_(2)^(+)`
C. `O_(2)^(-)`
D. `N_(2)^(+)`

Answer

A

Explanation

CO has a total of 14 electrons and `CN^(-)` also has 14 electrons.
`C(6e^(-))+N(7e^(-))+e^(-) to CN^(-) (14e^(-))`