`N_(2)^(+)` में बंध क्रम है

Options

A. 1.5
B. `3.0`
C. 2.5
D. `2.0`

Answer

C

Explanation

`N_(2)^(+)=(sigma 1s)^(2) (sigma^("*")1s)^(2) (sigma 2s)^(2) (sigma^("*")2s)^(2)`
`(pi 2 P_(y))^(2) (pi 2 P_(z))^(2) (sigma 2 P_(x))^(1)`
बंध क्रम `= (N_(b) - N_(a))/(2) = (9-4)/(2) = 2.5`