Class 7 Online Courses

Chapter 3: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 3

Atoms Molecules and Ions Multiple Choice Questions PDF Download - 1

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The Multiple Choice Question (MCQ Quiz): Chloride ion has number of protons, "Atoms Molecules and Ions" App Download (Free) with answers 18, 17, 24 and 34 to learn online school courses. Solve what is ion quiz questions, download Google eBook (Free Sample) for online elementary school.

Atoms Molecules and Ions Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: Chloride ion has number of protons

A) 17
B) 18
C) 24
D) 34

MCQ 2: Smaller particles in an atom are called

A) atomic particles
B) subatomic particles
C) smaller particles
D) neutral particles

MCQ 3: Chemical symbol represents

A) chemical formula
B) molecular formula
C) structural formula
D) atomic formula

MCQ 4: The number of protons in a 'carbon' atom is

A) 6
B) 11
C) 12
D) 10

MCQ 5: A modern model of an atom shows that electrons are present outside nucleus in the region of high

A) probability
B) velocity
C) speed
D) energy level

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8th Grade Science App (Android & iOS)