9th Class MCQS

9th Class Chemistry Chapter 8 MCQs with Answers

Welcome to the 9th Class Chemistry Chapter 8 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 9th Class Chemistry Chapter 8 Chemical Reactivity.

You can find all the 9th Class Chemistry Chapter 8 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Matriculation Exams. We are making these Class 9 Chemistry MCQs online tests for those who want full marks in their exams.

9th Class Multiple Choice Question Chapter 8 with Answers Free PDF

You can also download 9th Class Questions with Answers Chapter 8 free PDF from the link provided below. To Download file in PDF click on the arrow sign at the top right corner.

Grade 9 Chemistry Chapter 8 Online Quiz

By presenting 3 options to choose from, 9th Class Chapter 8 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 9th Class Questions and Answers and click over the correct answer.

  • Test Name: 9th Class Chemistry Chapter 8 Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

9th Class Chemistry Chapter 8 MCQs

9th Class Chemistry Ch 8: Chemical Reactivity

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1 / 40

What is the term for a substance that speeds up a chemical reaction by lowering the activation energy?

2 / 40

Which factor does not affect the rate of a chemical reaction?

3 / 40

What is the term for a chemical reaction that releases energy in the form of heat or light?

4 / 40

What is the term for a chemical reaction that absorbs energy from its surroundings?

5 / 40

What type of reaction occurs when an acid reacts with a metal to produce hydrogen gas and a salt?

6 / 40

Which factor does not affect the rate of a chemical reaction?

7 / 40

What is the term for a reaction in which electrons are transferred between reactants?

8 / 40

What type of reaction occurs when a metal oxide reacts with an acid to produce a salt and water?

9 / 40

Which type of reaction involves the gain of oxygen or the loss of hydrogen by a substance?

10 / 40

What is the term for the reactant in excess in a chemical reaction?

11 / 40

What is the term for a reaction in which electrons are transferred between reactants?

12 / 40

What is the term for a substance that slows down the rate of a chemical reaction?

13 / 40

What type of reaction occurs when two substances combine to form a single product?

14 / 40

Which type of reaction involves the reaction between an acid and a base to produce water and a salt?

15 / 40

What is the process called when an atom or ion loses electrons?

16 / 40

What is the term for the number of particles in one mole of a substance?

17 / 40

What type of reaction occurs when a metal reacts with an acid to produce hydrogen gas and a salt?

18 / 40

What is the term for a substance that causes another substance to undergo reduction?

19 / 40

Which type of reaction involves the transfer of electrons between reactants?

20 / 40

What is the term for a substance formed by a chemical reaction?

21 / 40

What is the term for a substance that speeds up a chemical reaction by providing an alternative pathway with lower activation energy?

22 / 40

What is the term for a substance that undergoes a chemical reaction?

23 / 40

What type of reaction occurs when a metal displaces another metal in a compound?

24 / 40

What type of reaction occurs when a non-metal displaces another non-metal in a compound?

25 / 40

What is the term for the rearrangement of atoms or ions to form new substances?

26 / 40

What type of reaction occurs when a metal reacts with an acid to produce hydrogen gas and a salt?

27 / 40

What is the term for the process of breaking down a molecule into smaller molecules or atoms?

28 / 40

What is the term for a substance that speeds up a chemical reaction without being consumed in the process?

29 / 40

What is the term for the minimum amount of energy required to start a chemical reaction?

30 / 40

What is the process called when a compound reacts with oxygen to produce heat and light?

31 / 40

Which type of reaction involves the breakdown of a single compound into two or more substances?

32 / 40

What is the term for the gain of electrons by a substance during a chemical reaction?

33 / 40

What is the term for a chemical reaction that involves the exchange of ions between two compounds?

34 / 40

What is the term for the reactant that is completely consumed in a chemical reaction?

35 / 40

What is the term for a substance that speeds up the rate of a chemical reaction without being consumed?

36 / 40

What type of reaction involves the reaction between an acid and a base to produce water and a salt?

37 / 40

What is the term for a substance that causes another substance to undergo oxidation?

38 / 40

What is the process called when an atom or ion gains electrons?

39 / 40

Which type of reaction involves the exchange of ions between two compounds?

40 / 40

Which type of reaction involves the exchange of ions between two compounds?

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