Class 9 Chemistry MCQs - Chapter 3

Fundamentals of Chemistry Multiple Choice Questions (MCQ) PDF Download - 2

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The Fundamentals of chemistry Multiple Choice Questions (MCQ Quiz) with Answers PDF (Fundamentals of Chemistry MCQ PDF e-Book) download Ch. 3-2 to learn Grade 9 Chemistry Course. Study Chemical Calculations Multiple Choice Questions and Answers (MCQs) PDF, Fundamentals of Chemistry Quiz Questions and Answers to learn online schools courses. The Fundamentals of Chemistry MCQ App Download: Free educational app for chemical calculations, ions and free radicals, branches of chemistry, atomic and mass number, avogadro number and mole test prep for online school classes.

The MCQ: If 9.05 moles of ozone is formed in a storm then the mass of ozone is; "Fundamentals of Chemistry" App (Android & iOS) with answers: 450g; 435g; 434.4g; 480g; to learn online schools courses. Practice Chemical Calculations MCQ Questions, download Apple Book (Free Sample) for online learning.

Fundamentals of Chemistry MCQs with Answers PDF Download: Quiz 2

MCQ 6:

If 9.05 moles of ozone is formed in a storm then the mass of ozone is

435g
450g
434.4g
480g

MCQ 7:

Ca on losing 2 electrons becomes

Ca^-2
Ca^-1
Ca⁺²
Ca^-2

MCQ 8:

Biochemistry deals with

physical changes in living organisms only
chemical changes in living organisms only
genetically changes in living organisms
physical and chemical changes in living organisms

MCQ 9:

The mass number of an atom is

number of protons only
number of neutrons only
number of electrons
number of protons and neutrons

MCQ 10:

A mole of any substance contains

6.022 * 10²² particles
6.022 * 10²³ particles
6.022 * 10²⁴ particles
6.022 * 10²⁵ particles

Class 9 Chemistry Mock Tests

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