Mixtures and Compounds MCQs Quiz Online PDF Download

Learn mixtures and compounds MCQs, O level chemistry MCQ test for online learning. Elements, compounds and mixtures quiz has multiple choice questions (MCQ), mixtures and compounds quiz questions and answers to practice as a compound is a, answer key help with choices as pure substance, an impure substance due to various elements, substance with varying boiling points and a substance with varying melting points problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning mixtures and compounds quiz with MCQs to practice test questions with answers.

MCQs on Mixtures and Compounds Quiz PDF Download

MCQ. A compound is a

  1. pure substance
  2. an impure substance due to various elements
  3. substance with varying boiling points
  4. a substance with varying melting points

A

MCQ. Smallest particle of a compound is

  1. atom
  2. electrons
  3. molecules
  4. all of these

C

MCQ. A compound results from the chemical combination of

  1. two or more atoms
  2. two or more non-metals
  3. two or more metalloids
  4. Both A and B

D

MCQ. Mixtures can be converted to compounds through

  1. physical change
  2. chemical change
  3. high pressures
  4. catalytic reactions

B

MCQ. Mass of an element in a compound can be calculated through

  1. Ar of the atoms/Mr of the compound
  2. Mr of the atoms/Ar of the compound
  3. (Ar of the atoms/Mr of the compound) × mass of sample
  4. (Ar of the atoms/Mr of the compound) × mass of sample

C