IGCSE A Level Chemistry Certification MCQs – Practice Test 35 (Chapter 22)

Periodicity Quiz with Answers PDF Download – Test 35

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Periodicity Exam Questions and Answers PDF Download: Test 35

MCQ 171: Element that has oxidation number greater than +4 is:

MCQ 172: Across the period, the nuclear charge:

increase
decreases
constant
same

MCQ 173: Group 0 elements consist of:

giant metallic structure
giant molecules
simple molecules
individual atoms

MCQ 174: Consider the reaction: Al₂O₃+H₂SO₄ → Al₂(SO₄)₃ + H₂O. Moles of H₂SO₄ required to balance the equation are:

MCQ 175: Upon reaction of O₂ with metals of Period 3 elements, ionic bonds are formed if the:

electronegativity of Period 3 elements is more then 0.5
electronegativity of Period 3 elements is above 3.5
electronegativity of Period 3 elements is lower than 1.7
higher the difference in electronegativity of O₂ and Period 3 elements.

IGCSE A Level Chemistry Quiz App & e-Book – Periodicity Certification Guide

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