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Multiple Choice Questions : Electron GK

Are you looking for GK on Electron? If Yes then you are at right place. Here you will find detailed General Knowledge on Electron - GK Questions and Answers, Trivia, Quiz, Interview MCQ & Electron Current Affairs for Government & Competitive Exams like SSC and UPSC, RRB, NDA, CDS exams, around 10% to 20% of GK questions are asked from the Current GK. as you know Electron GK MCQS is very important for Competitive Exams. In this GK MCQ section we are covering MCQS on Electron

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Question : Metals are good conductors of electricity because

A. they are ductile

B. they have free electrons

C. atoms in their molecules are loosely packed

D. they are electrically unstable

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Question Listed : Electron, Metals,

Question : Atoms are composed of

A. electrons and nuclei

B. protons only

C. electrons only

D. electrons and protons

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Question Listed : Electron, Nuclei, Nuclear Science,

Question : The luster of a metal is due to

A. presence of free electrons

B. its chemical inertness

C. its high polishing

D. its high density

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Question Listed : Electron, Chemistry,

Question : Which of the following determines the chemical properties of an element?

A. All of the above

B. Number of protons

C. Number of neutrons

D. Number of electrons

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Question Listed : Electron,

Question : The number of protons in a negatively charged atom (anion) is

A. less than the number of electrons in the atom

B. more than the number of electrons in the atom

C. less than the atomic number of the element

D. more than the atomic number of the element

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Question Listed : Electron, Atom,

Question : An atom differs from its ion in

A. Number of neutrons

B. Number of electrons

C. Mass number

D. Nuclear charge

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Question Listed : Electron,

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