Arjun Sharma, Seema Mehra and, Shikha Sharma Solutions for Chapter: Chemical Effects of Electric Current, Exercise 5: Chapter Test

Author:Arjun Sharma, Seema Mehra & Shikha Sharma

Arjun Sharma Science Solutions for Exercise - Arjun Sharma, Seema Mehra and, Shikha Sharma Solutions for Chapter: Chemical Effects of Electric Current, Exercise 5: Chapter Test

Attempt the practice questions on Chapter 14: Chemical Effects of Electric Current, Exercise 5: Chapter Test with hints and solutions to strengthen your understanding. All in One - SCIENCE CBSE Class 8 solutions are prepared by Experienced Embibe Experts.

Questions from Arjun Sharma, Seema Mehra and, Shikha Sharma Solutions for Chapter: Chemical Effects of Electric Current, Exercise 5: Chapter Test with Hints & Solutions

EASY
8th CBSE
IMPORTANT

Is sugar an electrolyte or non-electrolyte?

EASY
8th CBSE
IMPORTANT

Explain the process to decompose water into hydrogen and oxygen.

MEDIUM
8th CBSE
IMPORTANT

For electroplating copper on an iron object, which terminal of the battery is connected to the iron object? Which electrolyte is used for this purpose?

EASY
8th CBSE
IMPORTANT

Why chromium is used for electroplating?


EASY
8th CBSE
IMPORTANT

Are lemon juice, vinegar and tap water, conductors or insulator?


MEDIUM
8th CBSE
IMPORTANT

Describe briefly, how you will purify it by using the chemical of electric current. When a strip of impure copper metal is given to you. 

MEDIUM
8th CBSE
IMPORTANT

Write the applications of electrolysis.