Grade 7 English MCQs

Elements and Compounds Multiple Choice Questions Test 3 Tests pdf Download

Practice science test 3 on elements and compounds MCQs, grade 7 properties of compound multiple choice questions and answers. Properties of compound revision test has science worksheets, answer key with choices as production of new product, reaction, both a and b and none of above of multiple choice questions (MCQ) with properties of compound quiz as when iron and sulphur are mixed together at room temperature there is lack of for competitive exam prep. Free science study guide to learn properties of compound quiz to attempt multiple choice questions based test.

MCQs on Elements and Compounds: Worksheets 3 Quiz pdf Download

MCQ. When iron and Sulphur are mixed together at room temperature there is lack of

  1. reaction
  2. production of new product
  3. both a and b
  4. none of above

C

MCQ. Element which is filled in thermometer due to its temperature sensitivity is called

  1. mercury
  2. copper
  3. helium
  4. oxygen

A

MCQ. Only by heating, exposing to light and passing electricity will let decomposition of

  1. element
  2. compound
  3. mixture
  4. all of them

B

MCQ. A substance which cannot be broken in to simpler substances further by any chemical reaction is called

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

A

MCQ. Nitric acid combines with oxygen to produce brown fumes of

  1. nitrogen oxide
  2. nitrogen dioxide
  3. carbon dioxide
  4. nitrogen

B