Class 7 Science MCQs - Chapter 2

Atoms and Atom Model Multiple Choice Questions (MCQ) PDF - 12

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Atoms and Atom Model Questions & Answers PDF Download: MCQ Quiz 12

MCQ 56: Neutrons have

A) negative charge

B) positive charge

C) no charge

D) both charges

MCQ 57: Strong radioisotopes can be used to destroy

A) organs

B) bacteria

C) viruses

D) cancer cells

MCQ 58: The ionic chemical formula of aluminum is

A) Al^-2

B) Al⁺²

C) Al^-3

D) Al⁺³

MCQ 59: When shell K is completed, next electron moves to

A) shell M

B) shell S

C) shell P

D) shell L

MCQ 60: The atomic number of carbon is 6, hence there are

A) 2 protons and 4 electrons

B) 6 protons and 12 electrons

C) 6 protons and 12 neutrons

D) 12 protons and 6 electrons

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Atoms and Atom Model Multiple Choice Questions (MCQ) PDF - 12

Atoms and Atom Model Questions & Answers PDF Download: MCQ Quiz 12

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