Neco Model Questions Vol1 2023 Chemistry Question 28

Practice objective / multiple choice question 28 from the 2023 Neco Model Questions Vol1 Chemistry examination.

Neco Model Questions Vol1 2023 Chemistry Objective / Multiple Choice Medium Difficulty
Question 28 NECO_MODEL_QUESTIONS_VOL1 • 2023 • CHEMISTRY • objective

A molecule XY₃ has a trigonal‑pyramidal geometry (one lone pair on the central atom X). The X-Y bond angle is 107°. Each X-Y bond possesses a bond dipole moment of 1.5 D directed from X toward Y. Assuming the three bond dipoles are symmetrically arranged, calculate the magnitude of the resultant molecular dipole moment.

Answer Options

A. 4.2 D (approximately)
Correct Answer B. 3.6 D (approximately)
C. 2.9 D (approximately)
D. 5.0 D (approximately)
Correct Answer
B
Correct Option:
3.6 D (approximately)

About This Question

This is Neco Model Questions Vol1 2023 Chemistry Question 28. It is one of the objective questions from the 2023 Neco Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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