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STD 11 - 4. Chemical bonding and molecular structure — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 4. Chemical bonding and molecular structure4 Marks
MCQ
Given below are two statements:

Statement $(I)$ : A $\pi$ bonding $MO$has lower electron density above and below the inter-nuclear asix.

Statement $(II)$ : The $\pi^*$ antibonding $MO$ has a node between the nucles.In the light of the above statements, choose the most appropriate answer from the options given below:

  • A
    Both Statement $I$ and Statement $II$ are false
  • B
    Both Statement $I$ and Statement $II$ are true
  • ✓
    Statement $I$ is false but Statement $II$ is true
  • D
    Statement $I$ is true but Statement $II$ is false
✓

Answer

Correct option: C.
Statement $I$ is false but Statement $II$ is true
c
A $\pi$ bonding molecular orbital has higher electron density above and below inter nuclear axis

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