Physical and Chemical Changes Multiple Choice Questions and Answers 29 PDF Download

Learn physical and chemical changes multiple choice questions, grade 7 science online test 29 for elementary school degree online courses, distance learning for exam prep. Practice polyvinyl chloride multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for 7th grade science assessment.

Study elementary school science multiple choice questions (MCQs): ethene dichloride splits up to form, for free online courses with choices vinyl ethene gas, dichloride gas, vinyl chloride gas, and diethene gas, polyvinyl chloride quiz with online student portal for school students to prepare competitive exams. Free science study guide for online learning polyvinyl chloride quiz questions to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 29 Quiz PDF Download

MCQ: Ethene dichloride splits up to form

  1. dichloride gas
  2. vinyl ethene gas
  3. vinyl chloride gas
  4. diethene gas

C

MCQ: 'Methane' is an example of

  1. carbohydrates
  2. hydrocarbons
  3. alcohols
  4. alkenes

B

MCQ: Color of copper sulfate crystals is

  1. black
  2. blue
  3. orange
  4. white

B

MCQ: If magnesium is gently heated, it forms

  1. magnesium oxide
  2. magnesium sulfide
  3. magnesium nitrite
  4. magnesium carbonate

A

MCQ: Chemical formula of ethene is

  1. C2H4
  2. C2H3
  3. CH2
  4. C3H6

A