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Q.

Correct statement regarding B2H6 and Al2Cl6

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a

Both have three centred two electron bonds

b

Hybridisation of 'B' in B2H6 is sp2 where as Al in Al2Cl6 is sp3 hybridised

c

B2H6 has hydrogen bridge bonds and Al2Cl6 has halogen bridging

d

Both have two centred three electron bonds

answer is C.

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Detailed Solution

In Al2Cltwo coordinate covalent bonds and 6 covalent bonds are present.

Question Image

Question Image

In diborane two BH2 groups are in one plane and two bridged hydrogens are in perpendicular to the BH2 plane, therefore diborane is a non planar molecule and the central atom boron undergoes sp3 hybridisation.

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