IGCSE A Level Chemistry MCQs – Practice Test 39 (Chapter 22)

Periodicity Quiz with Answers PDF Download – Test 39

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Periodicity Exam Questions and Answers PDF Download: Test 39

MCQ 191: The Russian chemist Dmitri Mendeleev in 1869 devised the:

Periodic Table
Law of thermodynamic
law of conservation of energy
structure of electron

MCQ 192: Hydrated Aluminum Chloride (AlCl₃) exists as:

Al₂Cl₃
AlCl₃
Al₂Cl₆
AlCl₆

MCQ 193: Blue flame in a gas jar of oxygen gas (O₂) is burning through powder of:

carbon
sulfur
aluminum
magnesium

MCQ 194: The number of major groups which are vertical numbers is:

seven
eight
nine
five

MCQ 195: The oxides of sodium (Na) and magnesium (Mg) react with water (H₂O) to give off:

oxides
dioxide
hydroxides
chlorides

Periodicity Quiz App & e-Book – IGCSE A Level Chemistry Study Material

Carboxylic Acids and Acyl Compounds MCQs

Reaction Kinetics MCQs

Polymerization MCQs

Halogenoalkanes MCQs

Introduction to Organic Chemistry MCQs

Rates of Reaction MCQs

Benzene: Chemical Compound MCQs

Lattice Energy MCQs

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