Physical and Chemical Changes Multiple Choice Quiz Questions 7 pdf Download

Practice science quiz 7 on physical and chemical changes MCQs, grade 7 polyvinyl chloride multiple choice questions. Free polyvinyl chloride guide has science worksheet with answering options further heated, condensed, treated with ammonia and joined to form a chain of multiple choice questions (MCQ) with polyvinyl chloride quiz as to make pvc, molecules of vinyl chloride are for exam prep. Study to learn polyvinyl chloride quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes - Quiz 7

MCQ. To make PVC, molecules of Vinyl chloride are

  1. condensed
  2. further heated
  3. treated with ammonia
  4. joined to form a chain


MCQ. When particles cool down, change in energy is

  1. from kinetic to heat energy
  2. from kinetic to potential energy
  3. from potential to kinetic energy
  4. from thermal to potential energy


MCQ. Color of magnesium oxide is

  1. White
  2. Blue
  3. Grey
  4. Pink


MCQ. Ammonia fertilizers are made by two components, those are

  1. Ammonia and Hydrogen
  2. Ammonia and Nitric Acid
  3. Nitrogen and Hydrogen
  4. Nitrogen and Water


MCQ. During chemical reaction, energy is

  1. taken in
  2. given out
  3. given out or taken in
  4. transferred