Physical and Chemical Changes Multiple Choice Questions and Answers 5 PDF Book Download

Physical and chemical changes multiple choice questions (MCQs), physical and chemical changes quiz answers 5 to learn elementary school science online courses. Solids liquids and gases MCQs, physical and chemical changes quiz questions and answers for online elementary education degree. Polyethene, polyvinyl chloride, iron and sulphur, making plastics, solids liquids and gases test for elementary school teaching certification.

Learn elementary school science MCQs: Polyethene, polyvinyl chloride, iron and sulphur, making plastics, solids liquids and gases, with choices ketone, ester, halo alkane, and plasticizer for online elementary education degree. Free science study guide for online learning solids liquids and gases quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 5 PDF Book Download

MCQ: 'Ethene' is composed of

  1. two carbon and three hydrogen atoms
  2. one carbon and one hydrogen atom
  3. two carbon and four hydrogen atoms
  4. three carbon and six hydrogen atoms

C

MCQ: To make flexible items a substance is added to PVC. This substance is known as

  1. ester
  2. ketone
  3. halo alkane
  4. plasticizer

D

MCQ: Symbol of 'sulphur' is

  1. Fe
  2. Su
  3. S
  4. Ti

C

MCQ: Natural substances made up of long molecules are

  1. plastic and rubber
  2. rubber and wool
  3. wool and plastic
  4. wood and plastic

B

MCQ: Density of gases is

  1. lower than liquids but higher than solids
  2. lower than solids but higher than liquids
  3. higher than solids and liquids
  4. lower than solids and liquids

D