Moles and Equations Multiple Choice Questions and Answers 1 PDF Download

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MCQ on Moles and Equations Test 1Quiz PDF Download

MCQ: During a chemical reaction, atoms can not be

  1. created
  2. destroyed
  3. converted
  4. both A and B

D

MCQ: Ratio of hydrogen to oxygen in a water molecule is equal to

  1. 1:2
  2. 2:1
  3. 4:3
  4. 1:4

B

MCQ: A hydrocarbon which is composed of only one carbon and hydrogen is called

  1. methylidyne
  2. propane
  3. methane
  4. ethane

A

MCQ: When there is a low concentration of solute in a solution, it is known as

  1. diluted solution
  2. saturated solution
  3. concentrated solution
  4. unsaturated solution

A

MCQ: Atoms which have same number of protons but different number of neutrons are called

  1. isotopes
  2. isomers
  3. spectators
  4. allotropes

A