Question Detail

CHM 102 Electronic Theory in Organic Chemistry Objective Question
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Question

What is the molecular geometry of a central atom with three bonding pairs and one lone pair?
Options
A Trigonal planar
B Tetrahedral
C Trigonal pyramidal
Correct Answer
D Bent
Correct Answer

Option C is the correct answer.

Detailed Explanation

Three bonding pairs and one lone pair (e.g., NH₃) give trigonal pyramidal geometry with bond angles slightly less than 109.5° due to lone pair repulsion.

Hint

Ammonia shape.

Question Info

Course: CHM 102
Topic: Electronic Theory in Organic Chemistry
Type: Objective
Difficulty: Not specified
Question 691 of 1999
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