Waec Model Questions Vol1 2023 Chemistry Question 22

Practice objective / multiple choice question 22 from the 2023 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2023 Chemistry Objective / Multiple Choice Medium Difficulty
Question 22 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • CHEMISTRY • objective

In the thermite reaction Fe₂O₃ + 2Al → Al₂O₃ + 2Fe, 5.00 g of Fe₂O₃ reacts with excess aluminium. Calculate the mass of Al₂O₃ produced. (Molar masses: Fe = 55.85 g·mol⁻¹, Al = 26.98 g·mol⁻¹, O = 16.00 g·mol⁻¹)

Answer Options

A. 5.00 g
B. 4.12 g
C. 2.45 g
Correct Answer D. 3.19 g
Correct Answer
D
Correct Option:
3.19 g

About This Question

This is Waec Model Questions Vol1 2023 Chemistry Question 22. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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