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

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Study elementary school science multiple choice questions (MCQs): by heating color of mixture of sulphur and iron which is yellow turns to, for free online courses with choices brown, black, dark grey, and white, iron and sulphur quiz to improve study skills for exams by online learning on distance education ePortal. Free science study guide for online learning iron and sulphur quiz questions to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 11 Quiz PDF 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