Elements and Compounds Multiple Choice Questions and Answers 4 PDF Download

Learn elements and compounds MCQs, grade 7 science test 4 for online learning courses and test prep. What is element multiple choice questions (MCQs), elements and compounds quiz questions and answers include science worksheets for class 7 science online tests with answer key.

Science multiple choice questions (MCQ): process by which new substance is formed, is called with options 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 to learn what is element quiz 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