Skip to main content
Back to 13 TH GROUP ELEMENTS (P-BLOCK)

NEET UG CHEMISTRY MCQ: 13 TH GROUP ELEMENTS (P-BLOCK)

1 Medium
1 of 1
Analyzing +4 | -1
Which of the following has the minimum heat of dissociation:
View answer and explanation
Correct option: C
(CH3)3 N:→B(CH3)3\left(\mathrm{CH}_3\right)_3 \mathrm{~N}: \rightarrow \mathrm{B}\left(\mathrm{CH}_3\right)_3
The correct answer is C ((CH3)3N: → B(CH3)3) because steric hindrance is maximized with three methyl groups on boron, minimizing the heat of dissociation.

More Questions from 13 TH GROUP ELEMENTS (P-BLOCK)

Practice All Chapter MCQs →
Type at least 2 characters or jump directly:
🔓

Save your learning progress

Sign in with a free account to save your practice answers and quiz results, then return to them when you revise.