In Chemistry 9 Chapter 7 MCQs Test 3, there are 12 MCQs. We have prepared 46 multiple-choice questions, which are divided into 4 practice Tests and 4 Test yourself MCQs Tests. All MCQs are prepared from FBISE Book and Past Papers.

Practice
MCQs Test No 3

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9

Class 9 Chemistry
Chapter 7
Practice
MCQs Test No 3

1 / 12

Identify the correct statement.

2 / 12

In hydrogen peroxide, oxygen has an oxidation state of _____.

3 / 12

An element whose oxidation number is decreased is said to have _____.

4 / 12

Cl2 + 2e- → 2Cl-
The chlorine gets _____ in this reaction.

5 / 12

What is oxidation number of P in K3PO4 ?

6 / 12

Gain of oxygen atoms by an element is called _____.

7 / 12

Zn + CuO → ZnO + Cu
Which of the following acts as a reducing agent in this reaction?

8 / 12

What is the oxidizing agent of this reaction?
3Mg + N2 → Mg3N2

9 / 12

In the reaction
2Ca(s) + O2(g) → 2CaO(s)
,calcium is __________

10 / 12

Fe+2 → Fe+3 + e-

In this reaction, iron gets _____.

11 / 12

Fe2O3 + CO → Fe + CO2
In the above equation, oxygen gets _____.

12 / 12

The oxidation state of Na atom is _____.

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We have also made a test yourself MCQs Test No 3 for you so that you can prepare yourself well.

Test Yourself
MCQs Test No 3

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1

Class 9 Chemistry
Chapter 7
Test Yourself
MCQs Test No 3

1 / 12

What is oxidation number of P in K3PO4 ?

2 / 12

Cl2 + 2e- → 2Cl-
The chlorine gets _____ in this reaction.

3 / 12

Identify the correct statement.

4 / 12

What is the oxidizing agent of this reaction?
3Mg + N2 → Mg3N2

5 / 12

Fe+2 → Fe+3 + e-

In this reaction, iron gets _____.

6 / 12

In hydrogen peroxide, oxygen has an oxidation state of _____.

7 / 12

The oxidation state of Na atom is _____.

8 / 12

Fe2O3 + CO → Fe + CO2
In the above equation, oxygen gets _____.

9 / 12

Zn + CuO → ZnO + Cu
Which of the following acts as a reducing agent in this reaction?

10 / 12

An element whose oxidation number is decreased is said to have _____.

11 / 12

Gain of oxygen atoms by an element is called _____.

12 / 12

In the reaction
2Ca(s) + O2(g) → 2CaO(s)
,calcium is __________

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