Class 7 Online Courses

Chapter 3: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 3

Atoms Molecules and Ions Multiple Choice Questions (MCQ) PDF - 8

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Atoms Molecules and Ions Questions & Answers PDF Download: MCQ Quiz 8

MCQ 36: If an atom loses electron the ion obtained is charged

A) positively
B) negatively
C) neutral
D) null charge

MCQ 37: Molecules which consists of fixed number of different types of atoms which are chemically combined together, are

A) elements
B) compounds
C) mixtures
D) liquids

MCQ 38: The representation of an object, system or phenomenon is done by

A) scientific model
B) key model
C) atomic model
D) role model

Atoms Molecules and Ions Learning App & Free Study Apps

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Atoms Molecules and Ions App (Android & iOS)

Atoms Molecules and Ions App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)