Atoms Molecules Mixtures and Compounds Multiple Choice Questions 25 PDF Download

Learn atoms molecules mixtures and compounds MCQs, grade 6 science test 25 for online courses learning and test prep, substance and properties multiple choice questions and answers. Substance and properties revision test includes science worksheets to learn for science help for students.

Science multiple choice questions (MCQ) on smallest part of a substance would be referred as a with options electron, molecule, metal and compound, substance and properties quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn substance and properties quiz to attempt multiple choice questions based test.

MCQs on Atoms Molecules Mixtures and Compounds Quiz PDF Download Worksheets 25

MCQ. Smallest part of a substance would be referred as a

  1. molecule
  2. electron
  3. metal
  4. compound

A

MCQ. Elements that make up most living organisms are

  1. hydrogen
  2. oxygen
  3. carbon
  4. all of them

D

MCQ. Element is a class that cannot be separated into further simple substances by

  1. scientific means
  2. physical means
  3. chemical means
  4. none of them

C

MCQ. Chemical formula for chalk is

  1. C2H5OH
  2. H2SO4
  3. CaCO3
  4. C2H3O2

C

MCQ. Sublimation is a process in which solid changes to gas without passing through the

  1. evaporation
  2. solid phase
  3. liquid phase
  4. crystal phase

C