The Exam Hall

Setting out the paper…

Topics covered in this unit

7 topics tagged
  • Balancing the Chemical Equations5
  • Chemical Reactions5
  • Types of Chemical Reactions4
  • Chemical Bond3
  • Energy Changes in Chemical Reactions3
  • Law of Conservation of Mass3
  • Chemical Equations2

Every question is tagged to one of these topics, so your result shows which part of the chapter to revise.

Before you start

There is no negative marking on this paper, so leave nothing blank.

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Frequently asked questions

How many MCQs are in Class 8 General Science Unit 6: Chemical Reactions?
This test has 25 MCQs and a 25-minute timer. There is no negative marking.
Which topics does Class 8 General Science Unit 6 cover?
Balancing the Chemical Equations, Chemical Reactions, Types of Chemical Reactions, Chemical Bond, Energy Changes in Chemical Reactions, Law of Conservation of Mass and Chemical Equations. Each question is tagged to one of these topics, so your result shows which ones to revise.
Which textbook is this Class 8 General Science unit based on?
It follows Unit 6, "Chemical Reactions", of the Class 8 General Science textbook published by the Punjab Curriculum and Textbook Board (PCTB).
Can I practise the other Class 8 General Science units?
Yes. Class 8 General Science has 12 unit tests, all listed on the Class 8 General Science chapter-wise page, and the full Class 8 set is on the Class 8 page.