MEDIUM
10th ICSE
IMPORTANT
Earn 100

State one appropriate observation for the following: Electricity is passed through molten lead bromide.

Important Questions on Electrolysis

MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q b
Which of these will act as a non-electrolyte :
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q d
A gas which does not conduct electricity in the liquid state but conducts electricity when dissolved in water.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q a
The observation seen when fused lead bromide is electrolysed,
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q b
During electroplating an article with silver, the electrolyte used is : 
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q c
Give one word or phrase for : Electrolytic deposition of a superior metal on a baser metal.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q d

State your observation :

At the cathode when acidified aqueous copper sulphate solution is electrolysed with copper electrodes. 

MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q e
State which electrode : anode or cathode is the oxidising electrode. Give a reason for the same. 
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Chemistry For Class 10>Chapter 6 - Electrolysis>EXERCISE-6>Q f

Name the kind of particle present in : 

(i) Sodium hydroxide solution

(ii) Carbonic acid 

(iii) Sugar solution