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AP EAMCET201823 Apr 2018Morning ShiftChemistryp Block Elements (Group 13 & 14)Actual

In the structure of B ₂ H ₆ , the number of BH ₂ groups present in one plane, and the number of B - H bonds, B - B bonds, B - H - B bridge bonds are respectively

Options

  1. A2, 0, 3, 2
  2. B3, 2, 2, 2
  3. C2, 4, 0, 2
  4. D2, 4, 2, 0

Correct answer

C. 2, 4, 0, 2

Step-by-step solution

Diborane has three-centre two-electron bonds. Number of B - H bonds =4 Number of B - B bonds =0 Number of B - H - B bridge bonds =2 Number of BH ₂ groups present in one plane =2

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