Elements and Compounds Multiple Choice Questions and Answers 4 PDF Download

Learn elements and compounds multiple choice questions, grade 7 science online test 4 for elementary school degree online courses, distance learning for exam prep. Practice what is element multiple choice questions (MCQs), elements and compounds quiz questions and answers for science class for class 7 science online tests with answer key.

Study elementary school science multiple choice questions (MCQs): process by which new substance is formed, is called, for free online courses with choices chemical formula, chemical symbol, chemical property, and chemical reaction, what is element quiz for online elementary school, middle school and high school courses preparation for final exams. Free science study guide for online learning what is element quiz questions to attempt multiple choice questions based test.

MCQs on Elements and Compounds Worksheets 4 Quiz PDF Download

MCQ: A process by which new substance is formed, is called

  1. chemical symbol
  2. chemical formula
  3. chemical property
  4. chemical reaction

D

MCQ: A molecule which breaks and gives of hydrogen and oxygen is

  1. water
  2. carbon dioxide
  3. air
  4. sodium chloride

A

MCQ: When magnesium element is burnt with oxygen it makes a compound called

  1. magnesium peroxide
  2. magnesium oxide
  3. magnesium carbonate
  4. magnesia

B

MCQ: Salt, sugar, chalk and sand are all

  1. elements
  2. compounds
  3. mixtures
  4. solutions

B

MCQ: Gas which is used as cooling agent is

  1. carbon dioxide
  2. helium
  3. argon
  4. nitrogen

D