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IGCSE A Level Chemistry MCQs (A Level) From Textbook

IGCSE A Level Chemistry MCQs – Practice Test 8 (Chapter 22)

Periodicity Notes Questions with Answers PDF Download – Test 8

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Learn Periodicity Notes Questios and Answers PDF to strengthen laboratory skills. Download the Periodicity Quiz Answers PDF e-Book, Ch. 22-8 to study IGCSE A Level Chemistry Course. Solve Oxides of Period 3 Elements MCQs, Periodicity quiz answers PDF to strengthen laboratory skills. Download the IGCSE A Level Chemistry Notes App: Free Periodicity Study App to learn oxides and hydroxides of period 3 elements, chlorides of period 3 elements, oxidation number of oxides, relative melting point of period 3 oxides career test to achieve chemistry digital literacy.

Free "IGCSE A Level Chemistry Notes" App Download with MCQ: Silicon dioxide reacts with an acid to form; with answers: salt only, water only, oxygen, and water and salt. Practice Rate of Reaction Quiz Questions, download Kobo e-Book (Free Chapter) to strengthen laboratory skills.

Periodicity Test Questions and Answers PDF Download: MCQ 8

MCQ 36: Silicon dioxide reacts with an acid to form:

  1. water only
  2. salt only
  3. oxygen
  4. water and salt

MCQ 37: The acidic molecules formed by non-metals of Period 3, act as:

  1. acids
  2. bases
  3. alkali
  4. oxide

MCQ 38: In S2Cl2, the oxidation number is:

  1. +1
  2. +2
  3. +3
  4. +4

MCQ 39: Consider the reaction: P4O10(s) + H2O (l) → H3PO4 (aq). The moles of H2O required to balance equation will be:

  1. 2
  2. 4
  3. 6
  4. 8

MCQ 40: Oxide with very high relative melting point is:

  1. Na2O
  2. MgO
  3. Al2O3
  4. SiO2

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