NCERT Class 8 Science MCQ : Chemical Effects of Electric Current
Delve into the fascinating realm of “Chemical Effects of Electric Current” through our MCQs page compiled from previous year papers across diverse exam sectors, including the esteemed UPSC IAS and various competitive assessments. This collection of multiple-choice questions (MCQs) offers a comprehensive exploration of the intricate interplay between electricity and chemical changes.
Key Features:
In-depth Coverage: Our MCQs span various topics, exploring the chemical transformations induced by electric currents, elucidating electrolysis, electroplating, and other critical concepts.
Exam-oriented Preparation: Practice with questions akin to those encountered in UPSC IAS and other renowned assessments, offering a deeper insight into the chemical effects of electric current.
Scientific Insights: Gain a comprehensive understanding of how electric current influences chemical changes, providing insights into electrolytic processes, their applications, and their significance in various industries.
Detailed Explanations: Each MCQ is accompanied by comprehensive explanations, facilitating a deeper comprehension of the chemical effects induced by electric current and their practical applications.
Progress Tracking: Utilize our interactive platform to monitor scores, identify areas for improvement, and track overall progress in understanding the chemical effects of electric current.
Whether you’re a science enthusiast, a student preparing for competitive exams, or an individual intrigued by the dynamic interaction between electricity and chemistry, our MCQs page on the chemical effects of electric current offers a comprehensive resource. Engage with this exciting aspect of science, refine your knowledge, and prepare for exams assessing your grasp of these fundamental concepts.
NCERT Class 8 Science : Chemical Effects of Electric Current MCQ – NCERT Class 8 MCQ
Question:
Which of the following is a bad conductor of electricity?
A
B
C
D
Question:
Which of the following does not conduct electricity?
A
B
C
D
Question:
An electric current can produce
A
B
C
D
Question:
Pure or distilled water is a
A
B
C
D
Question:
Which of the following is a good conductor?
A
B
C
D
Question:
Polythene is
A
B
C
D
Question:
Electroplating is based on
A
B
C
D
Question:
Copper is
A
B
C
D
Question:
Waste from an electroplating factory must be disposed off
A
B
C
D
Question:
An electrolyte is
A
B
C
D
Question:
Flow of electron is called
A
B
C
D
Question:
Which is not a non-electrolyte?
A
B
C
D
Question:
An electric lamp glows due to
A
B
C
D
Question:
Electroplating prevents
A
B
C
D
Question:
Which of the following is not used for electroplating metal articles?
A
B
C
D
Question:
Iron objects can be protected by electroplating them with
A
B
C
D
Question:
In LEDs, the longer lead (wire) is always connected to the _______ terminal
A
B
C
D
Question:
Tap water is a good conductor of electricity while distilled water is not because
A
B
C
D
Question:
When electrodes are immersed in water and electricity passed, the bubbles formed on the positive terminal is actually _______ gas.
A
B
C
D
Question:
When electrodes are immersed in water and electricity passed, the bubbles formed on the negative terminal is actually _______ gas.
