Igcse Model Questions Vol1 2025 Chemistry Question 24

Practice objective / multiple choice question 24 from the 2025 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2025 Chemistry Objective / Multiple Choice Medium Difficulty

Question 24 IGCSE_MODEL_QUESTIONS_VOL1 • 2025 • CHEMISTRY • objective

0.500 g of an unknown hydrocarbon is burnt completely in excess oxygen. The combustion produces 1.52 g of carbon dioxide and 0.78 g of water. Given that the molar mass of the hydrocarbon is 58 g mol⁻¹, determine its molecular formula.

Answer Options

A. C3H8

Correct Answer B. C4H10

C. C5H12

D. C2H6

Correct Answer

Correct Option:

C4H10

About This Question

This is Igcse Model Questions Vol1 2025 Chemistry Question 24. It is one of the objective questions from the 2025 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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Igcse Model Questions Vol1 2025 Chemistry Question 24

0.500 g of an unknown hydrocarbon is burnt completely in excess oxygen. The combustion produces 1.52 g of carbon dioxide and 0.78 g of water. Given that the molar mass of the hydrocarbon is 58 g mol⁻¹, determine its molecular formula.

Answer Options

About This Question

Master the Exam!

0.500 g of an unknown hydrocarbon is burnt completely in excess oxygen. The combustion produces 1.52 g of carbon dioxide and 0.78 g of water. Given that the molar mass of the hydrocarbon is 58 g mol⁻¹, determine its molecular formula.