Igcse Model Questions Vol1 2025 Chemistry Question 23

Practice objective / multiple choice question 23 from the 2025 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2025 Chemistry Objective / Multiple Choice Hard Difficulty
Question 23 IGCSE_MODEL_QUESTIONS_VOL1 • 2025 • CHEMISTRY • objective

0.500 g of an unknown metal X reacts with excess dilute hydrochloric acid at STP, producing 0.200 L of hydrogen gas. The metal can form either a divalent chloride (\(\mathrm{XCl_2}\)) or a trivalent chloride (\(\mathrm{XCl_3}\)). Determine the equivalent weight of metal X and identify the metal from the list: magnesium, zinc, iron, aluminium.

Answer Options

Correct Answer A. equivalent weight = 28 g/equiv; metal = iron
B. equivalent weight = 24 g/equiv; metal = zinc
C. equivalent weight = 26.7 g/equiv; metal = aluminium
D. equivalent weight = 35 g/equiv; metal = magnesium
Correct Answer
A
Correct Option:
equivalent weight = 28 g/equiv; metal = iron

About This Question

This is Igcse Model Questions Vol1 2025 Chemistry Question 23. It is one of the objective questions from the 2025 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Hard .

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