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BITSAT Dioborane structure involves

  1. Two 2-centre 3-electron bonds and four 3-centre 2 -electron bonds
  2. Four 2-centre 3-electron bonds and two 3-centre 2 -electron bonds

  3. Four 2-centre 2-electron bonds and two 3-centre 2 -electron bonds

  4. Two 2-centre 2-electron bonds and four 3-centre 2 -electron bonds

Answers (1)
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Four 2-centre 2-electron bonds -   4 B-H

Two 3-centre 2 -electron bonds  - 2 B-H-B (one Electron of B and on electron H)

Option (3) is correct

Diborane structure involves Four 2-centre 2-electron bonds and two 3-centre 2 -electron bonds

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