Simple Chemical Reactions Multiple Choice Questions 1 PDF Download

Learn simple chemical reactions MCQs, grade 7 science test 1 for online learning courses and test prep, physical and chemical change multiple choice questions and answers. Physical and chemical change revision test includes science worksheets to learn for grade 7 assessment test.

Science multiple choice questions (MCQ): chalk, limestone, marble, eggshells and seashells are made of with choices calcium oxide, calcium hydroxide, calcium carbonate and calcium chloride, physical and chemical change quiz for online kids trivia questions and answers for kids learning and open learning with distance education. Free science study guide to learn physical and chemical change quiz to attempt multiple choice questions based test.

MCQs on Simple Chemical Reactions Quiz PDF Download Worksheets 1

MCQ: Chalk, limestone, marble, eggshells and seashells are made of

  1. calcium hydroxide
  2. calcium oxide
  3. calcium carbonate
  4. calcium chloride


MCQ: Conservation of mass is obtained when total mass of reactants is equal to total mass of

  1. products
  2. molecules
  3. protons
  4. atoms


MCQ: Chemical changes are

  1. reversible
  2. irreversible
  3. interchangeable
  4. non interchangeable


MCQ: If baking soda or fruit salt is mixed with vinegar, there takes place a

  1. chemical reaction
  2. physical reaction
  3. transference
  4. both a and b


MCQ: Burning of fossils fuel results in production of

  1. bio gas
  2. oxygen
  3. carbon dioxide
  4. nitrogen