Class 9 Chemistry MCQs - Chapter 3
Fundamentals of Chemistry Multiple Choice Questions (MCQs) PDF Download - 5
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The Fundamentals of chemistry Multiple Choice Questions (MCQs) with Answers PDF (Fundamentals of Chemistry MCQs PDF e-Book) download Ch. 3-5 to study Grade 9 Chemistry Course. Learn Fundamentals of Chemistry Quiz Questions and Answers for high school certification courses. The Fundamentals of Chemistry MCQs App Download: Grade 9 Chemistry Study App [Free] for elements and compounds particles, ions and free radicals, branches of chemistry, empirical and molecular formulas, avogadro number and mole test prep for distance learning.
The MCQ: Compounds have atoms of; "Fundamentals of Chemistry" App Download [Free] with answers: different sizes, same sizes, same electrons, and different electrons for high school certification courses. Solve Elements and Compounds Particles MCQ Questions, download Google eBook (Free Sample) for online teaching certification programs.
Fundamentals of Chemistry MCQs with Answers PDF Download: Quiz 5
Compounds have atoms of
- same sizes
- different sizes
- same electrons
- different electrons
An oxide ion has -2 charge because
- oxygen looses two electrons
- oxygen gains two electrons
- oxygen becomes neutral
- oxygen gains 3 electrons
Which of the following is present in vinegar?
- 10% acetic acid
- 5%acetic acid
- 7% acetic acid
- 8% acetic acid
The molecular formula gives
- simplest ratio of atoms
- actual whole number ratio of atoms
- whole number ratio of atoms
- natural number ratio of atoms
6.022 * 1023 atoms of Sulphur contains
- 2 moles
- 3 moles
- 4 moles
- 1 mole
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