Physical and Chemical Changes Multiple Choice Questions and Answers 11 PDF Book Download

Physical and chemical changes MCQs, physical and chemical changes quiz answers 11 to learn elementary education online courses. Polyethene multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for for online elementary education degree. Iron and sulphur, physical changes, polythene, making ammonia, making plastics test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Iron and sulphur, physical changes, polythene, making ammonia, making plastics, with choices freezing, melting, condensation, and sublimation for online elementary education degree. Free science study guide for online learning polyethene quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 11 PDF Book Download

MCQ: By heating color of mixture of sulphur and iron which is yellow turns to

  1. black
  2. brown
  3. dark grey
  4. white

C

MCQ: When gas is cooled down, it changes its state into liquid. This is called

  1. melting
  2. freezing
  3. condensation
  4. sublimation

C

MCQ: Polythene was discovered in

  1. 1733
  2. 1833
  3. 1933
  4. 1633

C

MCQ: Odour of ammonia is

  1. sweet
  2. attractive
  3. weak
  4. strong and pungent

D

MCQ: Long chain of atom is linked by

  1. hydrogen
  2. oxygen
  3. nitrogen
  4. carbon

D