O Level Chemistry MCQs – Certification Test 359

Molecules and Macromolecules MCQ (Question 359) – Study App & e-Book Download

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MCQ 359: In formic an ionic bond Magnesium Oxide (MgO), Magnesium:

loses 1 electron
loses 2 electrons
gains 1 electron
gains 2 electros

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O Level Chemistry MCQ App & e-Book – Molecules & Macromolecules Admission Tests

Reactants Test 370

Paper Chromatography Test 371

Chemical Reaction and Factor Affecting Test 372

Fast and Slow Reactions Test 373

Valency and Chemical Formula Test 374

Chemical Symbols Test 375

Chemical Symbols Test 376

Symbols for Elements Test 377

Pure Substances and Mixtures Test 378

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