Matric Part 1/9th Class Chemistry Chapter 7 MCQ Test With Answer for Unit 7 Electrochemistry

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9th Chemistry English Medium Chapter 7 Test

This online test contains MCQs about following topics:

Chemistry 9th Class English Medium Unit 7 Online Test

Try the Chemistry 9th Class English Medium Unit 7 Online Test.

  • Total Questions12

  • Time Allowed15

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Chemistry 9th Class English Medium Unit 7 Online Test

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Question # 1

According to Arrhenius concept base is a substance which dissociates in aqueios solution to give

Question # 2

A reaction between an acid and a base produces

Question # 3

All Acids turn blue litmus.

Question # 4

When acids react with metal with carbonates and bicarbonates which gas is produced.

Question # 5

According to Bronsted and Lowry concept, an acid is a substance that can donate.

Question # 6

A substance whcih can behave as an acid as well as a base is called

Question # 7

How many hydroxide ions, calium hydroxide will release in water.

Question # 8

According to Arrhenius concept acid is a substance which dissociates in aqueious solutin to give.

Question # 9

Predict themain characteristics of the reactions of metals with acids.

Question # 10

When a chemical reaction is carried out with a substancZ; a gas is produced which turns red litmus paper blue. What is the reaction?

Question # 11

Which acid is not used as a food or mixed with food?

Question # 12

When acids react with metals which gas is evolved?

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