Elements and Compounds Multiple Choice Quiz Questions 4 pdf Download

Practice science quiz 4 on elements and compounds MCQs, grade 7 what is element multiple choice questions. Free what is element guide has science worksheet with answering options chemical formula, chemical symbol, chemical properties and chemical reaction of multiple choice questions (MCQ) with what is element quiz as a process by which new substances are formed is called for exam prep. Study to learn what is element quiz to attempt multiple choice questions based test.

MCQs on Elements and Compounds - Quiz 4

MCQ. A process by which new substances are formed is called

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


MCQ. A molecules which breaks and gives of hydrogen and oxygen is

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


MCQ. When magnesium element burn in oxygen it makes a compound

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


MCQ. Salt, sugar, chalk, sand are all

  1. element
  2. compound
  3. mixture
  4. solute


MCQ. A gas which is used as cooling agent is

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