Gce Model Questions Vol1 2025 Chemistry Question 1

Practice objective / multiple choice question 1 from the 2025 Gce Model Questions Vol1 Chemistry examination.

Gce Model Questions Vol1 2025 Chemistry Objective / Multiple Choice Easy Difficulty
Question 1 GCE_MODEL_QUESTIONS_VOL1 • 2025 • CHEMISTRY • objective
Gce Model Questions Vol1 2025 Chemistry Question 1 diagram

The diagram shows an ammonia (\( \mathrm{NH_3} \)) molecule with nitrogen as the central atom, three single bonds to hydrogen atoms and one lone pair on nitrogen. Identify the hybridisation of the nitrogen atom, state the molecular geometry, and give the approximate \( \angle \mathrm{H\!\!-\!N\!\!-\!H} \) bond angle.

Answer Options

A. sp hybridisation; linear geometry; bond angle ≈ 180°
B. sp² hybridisation; trigonal planar geometry; bond angle ≈ 120°
C. sp³ hybridisation; tetrahedral geometry; bond angle ≈ 109.5°
Correct Answer D. sp³ hybridisation; trigonal pyramidal geometry; bond angle ≈ 107°
Correct Answer
D
Correct Option:
sp³ hybridisation; trigonal pyramidal geometry; bond angle ≈ 107°

About This Question

This is Gce Model Questions Vol1 2025 Chemistry Question 1. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Chemistry examination.

Difficulty level: Easy .

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