Waec Model Questions Vol1 2023 Chemistry Question 43

Practice objective / multiple choice question 43 from the 2023 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2023 Chemistry Objective / Multiple Choice Easy Difficulty

Question 43 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • CHEMISTRY • objective

Among the elements sodium (Na), magnesium (Mg) and aluminium (Al), which has the greatest first ionisation energy? State the element and its first ionisation energy to the nearest kilojoule per mole.

Answer Options

Correct Answer A. Mg, 738 kJ·mol⁻¹

B. Na, 496 kJ·mol⁻¹

C. Al, 577 kJ·mol⁻¹

D. Mg, 800 kJ·mol⁻¹

Correct Answer

Correct Option:

Mg, 738 kJ·mol⁻¹

About This Question

This is Waec Model Questions Vol1 2023 Chemistry Question 43. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Easy .

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