EASY
UPSC CAPF AC Paper - I
IMPORTANT
Earn 100

The depolariser used is dry cell is

50% studentsanswered this correctly

Important Questions on Chemistry

EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 5
The depolarisation in a primary cell is used for the purpose of
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 6
A smuggler could not carry gold by depositing iron on the gold surface, because
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 7

Consider the following statements

1. The conductivity of electrolyte increases with rise in temperature.

2. Voltameter is used in the process of electrolysis. 3. Electrolysis of water is also called hydrolysis.

Which of these statement(s) is/are correct?

HARD
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 8
The electrochemical cell stops working after some time because,
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 9
When two plates of different metals are placed in an electrolyte, the developed emf between them depends on
HARD
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 10
The conduction of electricity through the electrolyte solution is due to?
HARD
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 11

Consider the following statements regarding a motor car battery:

1. The voltage is usually 12 V.

2. The electrolyte used is hydrochloric acid.

3. Electrodes are lead and copper.

4. Capacity is expressed in ampere-hour.

Which of the above statements are correct?

HARD
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 8>Q 12

Consider the following statements:

1. The Galvanic cell converts chemical energy into electrical energy.

2. In a galvanic cell, the electron flow from anode to cathode occurs through the external circuit.

3. The Galvanic cell converts metal from its elemental state to the combined state.

Which of the statements given above is/are correct?