Test Details

Chemical Effects of Electric Current

Study point tution Dibdih

Dec 24, 3:09 PM

60 minutes

Dec 25, 4:00 PM

25.0 marks

MCQ

25 questions

STUDY POINT CBSE ICSE

YOUR SUCCESS IS OUR SUCCESS

Class Details

Maths

Phy Chemistry Biology

Class 8

Maths

Phy Chemistry Biology

More from STUDY POINT CBSE ICSE

(20)

Test

Exponents and Powers, Rational Numbers and 8 others

class-8th

Maths

0 Likes

9 Views

STUDY POINT CBSE ICSE

Dec 12, 2023

Test

Electric Current and its Effects

class-7th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Nov 24, 2023

Test

Matter in Our Surroundings, Is Matter Around Us Pure

class-9th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Aug 30, 2023

Test

Materials: Metals and Non-Metals

class-8th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Aug 12, 2023

Test

Number Systems, Polynomials

class-9th

Maths

0 Likes

3 Views

STUDY POINT CBSE ICSE

Feb 27, 2023

Test

Tenses

class-8th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Dec 31, 2022

Test

Tissues, Improvement in Food Resources

class-9th

Maths

0 Likes

0 Views

STUDY POINT CBSE ICSE

Dec 08, 2022

Test

Combustion and Flame

class-8th

Maths

0 Likes

0 Views

STUDY POINT CBSE ICSE

Dec 03, 2022

Test

Work and Energy

class-9th

Maths

0 Likes

3 Views

STUDY POINT CBSE ICSE

Nov 26, 2022

Test

Work and Energy

class-9th

Maths

0 Likes

2 Views

STUDY POINT CBSE ICSE

Nov 15, 2022

Test

Cell - Structure and Functions

class-8th

Maths

0 Likes

0 Views

STUDY POINT CBSE ICSE

Nov 15, 2022

Test

Heron's Formula

class-9th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Sep 05, 2022

Test

Sound

class-8th

Maths

0 Likes

2 Views

STUDY POINT CBSE ICSE

Aug 13, 2022

Test

Data Handling

class-8th

Maths

0 Likes

1 Views

STUDY POINT CBSE ICSE

Aug 12, 2022

Test

Data Handling

class-8th

Maths

0 Likes

4 Views

STUDY POINT CBSE ICSE

Jul 22, 2022

Test

Force and Laws of Motion

class-9th

Maths

0 Likes

4 Views

STUDY POINT CBSE ICSE

Jul 04, 2022

Test

Coordinate Geometry

class-9th

Maths

0 Likes

3 Views

STUDY POINT CBSE ICSE

Jul 02, 2022

Test

Force and Pressure

class-8th

Maths

0 Likes

3 Views

STUDY POINT CBSE ICSE

Jul 02, 2022

Test

Is Matter Around Us Pure

class-9th

Maths

0 Likes

3 Views

STUDY POINT CBSE ICSE

Jun 22, 2022

Test

Whole Numbers

class-6th

Allsubjects

0 Likes

2 Views

STUDY POINT CBSE ICSE

Jun 18, 2022

Recommended Content

(20)

Test

Fluids,Heat and Energy

class-9th

Maths

0 Likes

2 Views

STUDY POINT CBSE/ICSE@

Jan 08, 2022

Test

Biology

class-8th

Maths

0 Likes

19 Views

STUDY POINT CBSE/ICSE@

Dec 15, 2021

Test

Force, Work, Power and Energy, Light and 1 other Topics

class-10th

Maths

0 Likes

13 Views

STUDY POINT CBSE/ICSE@

Dec 08, 2021

Test

Perimeter and Area - NCERT

class-7th

Maths

0 Likes

17 Views

STUDY POINT CBSE/ICSE@

Dec 28, 2021

Test

Adjective

class-6th

Allsubjects

0 Likes

11 Views

STUDY POINT CBSE/ICSE@

Dec 30, 2021

Test

Surface Areas and Volumes

class-10th

Mathsphychebio

0 Likes

21 Views

STUDY POINT CBSE/ICSE@

Dec 29, 2021

Test

Chemical Bonding

class-10th

Maths

0 Likes

13 Views

STUDY POINT CBSE/ICSE@

Dec 10, 2021

Test

Electric Current and its Effects

class-7th

Maths

0 Likes

14 Views

STUDY POINT CBSE/ICSE@

Dec 15, 2021

Test

Cell - Structure and Functions

class-8th

Maths

0 Likes

19 Views

STUDY POINT CBSE/ICSE@

Dec 20, 2021

Test

Reproduction in Animals

class-8th

Maths

0 Likes

1 Views

STUDY POINT CBSE/ICSE@

Jan 20, 2022

Test

Data Handling

class-8th

Maths

0 Likes

1 Views

STUDY POINT CBSE/ICSE@

Jan 31, 2022

Test

Mensuration

class-8th

Maths

0 Likes

17 Views

STUDY POINT CBSE/ICSE@

Dec 17, 2021

Test

Electric Current and its Effects

class-11th

Chemistry

0 Likes

14 Views

STUDY POINT CBSE/ICSE@

Dec 07, 2021

Test

Electric Current and its Effects - NCERT

class-7th

Maths

0 Likes

2 Views

STUDY POINT CBSE/ICSE@

Jan 22, 2022

Test

General Physical Geography, Resources of India and World and 8 other Topics

class-7th

Maths

0 Likes

1 Views

STUDY POINT CBSE/ICSE@

Jan 25, 2022

Test

Electricity,Magnetic Effects of Electric Current

class-10th

Maths

0 Likes

2 Views

krishna singh

Feb 18, 2022

Test

Simple Equations,Exponents and Powers

class-7th

Maths

0 Likes

8 Views

STUDY POINT CBSE/ICSE@

Jan 08, 2022

Test

Forests: Our Lifeline

class-7th

Maths

0 Likes

11 Views

STUDY POINT CBSE/ICSE@

Feb 07, 2022

Test

Sound

class-9th

Maths

0 Likes

5 Views

STUDY POINT CBSE/ICSE@

Jan 08, 2022

Test

Force, Work, Power and Energy,Light

class-10th

Maths

0 Likes

11 Views

STUDY POINT CBSE/ICSE@

Dec 08, 2021

Question Text

Question 4 :
Electroplating is a very useful process widely used in industry for coating metal objects with a thin layer of :

Question 5 :
Water obtained from which of the following sources is a good conductor of electricity?

Question 6 :
Consider the following statements. An ordinary light bulb has a rather short life because the $1$. Filament wire is not uniform. $2$. Bulb cannot be evacuated completely. $3$. Wires supporting the filament melt at high temperatures. Which of the given statements are correct?

Question 7 :
Boojhos uncle has set up an electroplating factory near his village. He should dispose off the waste of the factory

Question 13 :
Chromium plating is done to make the object scratch proof and appear shiny.

Question 15 :
Which of the following metal is used in electroplating, in order to bring a shine to the objects?

Question 16 :
The process of depositing a thin layer of desired metal over another metal by passing an electric current through some electrolyte is called :

Question 17 :
What is${ E }_{ RP }^{ 0 }$for the reaction :${ Cu }^{ 2+ }+2e\quad \longrightarrow Cu$in the half cell${ Pt }_{ { S }^{ 2- }/CuS/Cu }$if${ E }_{ { Cu }^{ 2+ }/Cu }$is 0.34 V and${ K }_{ sp }$of $CuS={ 10 }^{ -35 }$?

Question 18 :
The electrical process of coating an inexpensive conductor with a metal is called electroplating.

Question 19 :
One of the most common applications of chemical effect of electric current is ______________.

Question 20 :
In charging a battery of motor car, which of the following effect of electric current is used?

Question 22 :
Which one of the following scientists showed that if electrodes are immersed in water and a current was passed, bubbles of oxygen and hydrogen were produced?

Question 23 :
When copper rod donates electrons to hydrogen ions, it gains ______ charge.

Question 24 :
A coating of zinc is deposited on iron to protect it from __________.

Question 25 :
When electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates

More from STUDY POINT CBSE ICSE

Recommended Content

Learn from Anywhere on Any Device