Multiple choice

Select the correct opinion for nido-boranes using the boranes given below: (i) B5H9

(ii) B4H10

(iii) B5H11

(iv) B6H12

(v) B6H10

(vi) B8H12

  1. i, ii and iv

  2. ii, iii and vi

  3. i, ii and v

  4. ii, iii and iv

  5. i, v and vi
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

The structural formula for nido-borane is BnHn+4 and the structural formula for arachno-borane is BnHn+6. B5H9 is nido-borane. B4H10 is arachno-borane. B5H11 is arachno-borane. B6H12 is arachno-borane. B6H10 is nido-borane. B8H12 is nido-borane. Hence, i, v and  vi are nido-boranes.

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