Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Compounds of Boron and Aluminium Single Correct MCQ
Published on: August 13, 2026

In the structure of dibonrane.

A
All hydrogen atoms lie in one plane and boron atoms lie in a plane perpendicular to this plane
B
2 boron atoms and 4a terminal hydrogen atoms lie in the same plane and 2 bridging hydrogen atoms lie in the perpendiculat plane.
C
4 bridging hydrogen atoms and boron atoms lie in one plane and two terminal hydroges atoms lie in a plane perpendicular to this plane.
D
All the atoms are in the same plane.

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The correct answer is:
B

2 boron atoms and 4 terminal hydrogen atoms lie in the same plane and 2 bridging hydrogen atoms lie in the perpendicular plane.

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