EASY
10th ICSE
IMPORTANT
Earn 100

State one relevant observation for each of the following.
At the anode, when molten lead bromide is electrolysed using graphite electrodes.

Important Questions on Electrolysis

MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 4
Give a reason for the following.
Conductivity of dilute hydrochloric acid is greater than that of acetic acid.
MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 5
Name the gas that is produced in the following case:
At the anode during the electrolysis of acidified water.
EASY
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 6
For the electro-refining of copper, what is the cathode made up of?
MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 6
For the electro-refining of copper, write the reaction that takes place at the anode.
MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 7
Copy and complete the following table which refers to the conversion of ions to neutral particles.
Conversion Ionic equation Oxidation/Reduction
Chloride ion to chlorine molecule (i) ________ (ii) _________
Lead II ion to lead (iii) _________ (iv) __________
EASY
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 8

Name the following:

The process of coating of iron with zinc.

MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 9

Identify the substance underlined, in the following case:

The electrolyte used for electroplating an article with silver.

MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 6 - Electrolysis>ARCHIVES*(Last 6 Years)>Q 11
State the observation at the anode and cathode during the electrolysis of fused lead bromide using graphite electrodes.