Between $1s-1s$ and $1s-2s$ combinations,which one does not form a molecular orbital? Why?
(B) The $1s-2s$ combination does not form a molecular orbital because the energy difference between these two orbitals is significantly large.
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Similar Questions
What is the difference in the $MO$ energy level diagram for diatomic molecules from $Li_2$ to $N_2$ compared to those from $O_2$ to $Ne_2$?
Medium
View SolutionMatch the following molecules/ions in List-$I$ with their respective bond orders in List-$II$:
| List-$I$ (Molecules/ions) | List-$II$ (Bond order) |
| :--- | :--- |
| $A. N_2^+$ | $I. 1.0$ |
| $B. CO$ | $II. 1.5$ |
| $C. O_2$ | $III. 2.0$ |
| $D. O_2^-$ | $IV. 2.5$ |
| | $V. 3.0$ |
| List-$I$ (Molecules/ions) | List-$II$ (Bond order) |
| :--- | :--- |
| $A. N_2^+$ | $I. 1.0$ |
| $B. CO$ | $II. 1.5$ |
| $C. O_2$ | $III. 2.0$ |
| $D. O_2^-$ | $IV. 2.5$ |
| | $V. 3.0$ |
Which of the following is not paramagnetic?
Easy
View SolutionWhen two atomic orbitals combine,they form:
Easy
View SolutionWhich of the following species have the same bond order: $H_2^+$,$He_2^-$,and $He_2^{2-}$?
Medium
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