Chemistry 9 Chapter 7 MCQs Test 1

In Chemistry 9 Chapter 7 MCQs Test 1, there are 10 MCQs. We have prepared 21 multiple-choice questions, which are divided into 2 practice Tests and two Test yourself MCQs Tests. All MCQs are prepared from FBISE Book and Past Papers.

Practice
MCQs Test No 1

/10

161

---

Class 9 Chemistry
Chapter 7
Practice
MCQs Test No 1

1 / 10

Which of the following statement is not correct about the galvanic cell?

Cations are reduced at cathode

Anions are oxidized at anode

Oxidation occurs at anode

Electrons flow from cathode to anode

2 / 10

Which of the following elements in the given reaction is reduced?
ZnO + H₂   →   Zn + H2O

O

ZnO

Zn

H₂

3 / 10

Which of the following changes reaction is an example of oxidation?

Silver atom to silver (I) ion

Oxygen molecule to oxygen ion

Chlorine molecule to chlorine ion

Iron (III)ion to iron (II) ion

4 / 10

Which of the following is not true about the Daniel cell?

Half-cell of an active metal acts as cathode

Half-cell contains an element in contact with its ions in aqueous solution

A spontaneous oxidation-reduction reaction generates electricity

A salt bridge connects the two half cells

5 / 10

In which of the following changes the nitrogen atom is reduced?

N₂ to NH₃

N₂ to HNO₃

N₂ to NO₂

N₂ to NO

6 / 10

Which of the following do not involve electrolytic process?

Refining of copper

Reduction of metal oxide by reducing agent

Electroplating of steel

Manufacture of sodium from NaCl

7 / 10

Oxidation state of Cr in K₂Cr₂O₇ is:

3

Zero

12

6

8 / 10

Galvanizing is:

Coating with Cu

Coating with Cr

Coating with Zn

Coating with Sn

9 / 10

The oxidation state of Mn in KMnO₄ is:

+7

+4

+8

+3

10 / 10

Consider the given reaction:
H₂S + Cl₂ → 2HCl + S
In the above reaction, H₂S behaves as a/an ________.

Catalyst

Electrolyte

Reducing agent

Oxidizing agent

Your score is

LinkedIn Facebook Twitter VKontakte

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback

We have also made a test yourself MCQs Test No 1 for you so that you can prepare yourself well.

Test Yourself
MCQs Test No 1

/10

61

---

Class 9 Chemistry
Chapter 7
Test Yourself
MCQs Test No 1

1 / 10

Consider the given reaction:
H₂S + Cl₂ → 2HCl + S
In the above reaction, H₂S behaves as a/an ________.

Reducing agent

Oxidizing agent

Catalyst

Electrolyte

2 / 10

Galvanizing is:

Coating with Cu

Coating with Cr

Coating with Sn

Coating with Zn

3 / 10

Which of the following elements in the given reaction is reduced?
ZnO + H₂   →   Zn + H2O

O

H₂

ZnO

Zn

4 / 10

Which of the following is not true about the Daniel cell?

Half-cell contains an element in contact with its ions in aqueous solution

A salt bridge connects the two half cells

Half-cell of an active metal acts as cathode

A spontaneous oxidation-reduction reaction generates electricity

5 / 10

Which of the following changes reaction is an example of oxidation?

Iron (III)ion to iron (II) ion

Oxygen molecule to oxygen ion

Silver atom to silver (I) ion

Chlorine molecule to chlorine ion

6 / 10

Which of the following statement is not correct about the galvanic cell?

Electrons flow from cathode to anode

Anions are oxidized at anode

Cations are reduced at cathode

Oxidation occurs at anode

7 / 10

Oxidation state of Cr in K₂Cr₂O₇ is:

3

Zero

12

6

8 / 10

In which of the following changes the nitrogen atom is reduced?

N₂ to NO

N₂ to NO₂

N₂ to HNO₃

N₂ to NH₃

9 / 10

The oxidation state of Mn in KMnO₄ is:

+4

+3

+8

+7

10 / 10

Which of the following do not involve electrolytic process?

Manufacture of sodium from NaCl

Electroplating of steel

Refining of copper

Reduction of metal oxide by reducing agent

Your score is

LinkedIn Facebook Twitter VKontakte

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback

You can attempt more Chemistry 9 MCQs Tests at our Class 9 Chemistry MCQs Test Page.