Class 7 Science MCQs - Chapter 1
Atoms and Atom Model Quiz Questions & Answers PDF Download - 19
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The Quiz: The symbol of 'Carbon' is; "Atoms and Atom Model" App (iOS, Android) with answers: c, bo, n, and br to study e-learning courses. Study Electron Levels MCQ Questions, download Amazon eBook (Free Sample) for online study.
Atoms and Atom Model Exam Questions and Answers PDF Download: Test 19
The symbol of 'Carbon' is
- Bo
- C
- N
- Br
Mass number tells us the number of
- neutrons only
- electrons only
- particles in the nucleus
- protons only
Unstable atoms are radioactive so we call them
- radioisotopes
- radioactive
- radio atoms
- radio allotropes
The atomic number of 'neon' is
- 8
- 10
- 12
- 14
The 'chlorine' ion has
- positive charge
- negative charge
- no charge
- both a and b
Class 7 Science Mock Tests
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