Class 7 Science MCQs - Chapter 1
Atoms and Atom Model Multiple Choice Questions (MCQ) PDF Download - 2
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The Atoms and atom model Multiple Choice Questions (MCQ Quiz) with Answers PDF (Atoms and Atom Model MCQ PDF e-Book) download Ch. 1-2 to learn Grade 7 Science Course. Study Ionic Bonds Multiple Choice Questions and Answers (MCQs) PDF, Atoms and Atom Model Quiz Questions and Answers to study online school courses. The Atoms and Atom Model MCQ App Download: Free educational app for ionic bonds, uses of radioisotopes, chemical formulas, electron levels test prep for online elementary school.
The MCQs: Sodium ion has; "Atoms and Atom Model" App (Android, iOS) with answers: Negative charge; Positive charge; No charge; May be positive or negative; to study online school courses. Practice Ionic Bonds MCQ Questions, download Apple e-Book (Free Sample) for online education programs.
Atoms and Atom Model MCQs with Answers PDF Download: Quiz 2
Sodium ion has
- positive charge
- negative charge
- no charge
- may be positive or negative
Radioactive particles give off
- waves
- rays
- energy
- light
The formula that shows the number and kind of atoms which a substance of a molecule contained, is known as
- chemical formula
- atomic formula
- compound formula
- molecular formula
Sodium becomes a cation when
- it loses a proton
- it gains a proton
- it loses an electron
- it gains an electron
The symbol of potassium is
- Po
- K
- Ps
- Pa
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