The correct statement about B2H6 is

Its fragment, BH 3 , behaves as a Lewis base

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The correct statement about B₂H₆ is

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Terminal B-H bonds have less p-character when compared to bringing bonds

The two B - H - B bonds are not of same length

All B-H-B angles are of 120°

Its fragment, BH₃, behaves as a Lewis base

answer is A.

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Detailed Solution

o $θ_{2} > θ_{1}, ∴$ B - H (terminal) having less p-character as compare to bridge bond.
o Both B - H - B bridge bond having same bond length.
o B-H-B bond angle is $\approx$ 90°.
o BH₃ is e^- deficient species and therefore act as lewis acid.