Grade 9 Chemistry MCQs - Chapter 3

Fundamentals of Chemistry MCQ Questions PDF Download - 2

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The MCQ: If 9.05 moles of ozone is formed in a storm then the mass of ozone is PDF, "Fundamentals of Chemistry" App Android & iOS (Free) with 450g, 435g, 434.4g, and 480g choices for online school classes. Practice chemical calculations quiz questions, download Apple Book (Free Sample) for distance learning.

Chapter 3 MCQs: Fundamentals of Chemistry Test

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

A) 435g

B) 450g

C) 434.4g

D) 480g

MCQ: Ca on losing 2 electrons becomes

A) Ca^-2

B) Ca^-1

C) Ca⁺²

D) Ca^-2

MCQ: Biochemistry deals with

A) physical changes in living organisms only

B) chemical changes in living organisms only

C) genetically changes in living organisms

D) physical and chemical changes in living organisms

MCQ: The mass number of an atom is

A) number of protons only

B) number of neutrons only

C) number of electrons

D) number of protons and neutrons

MCQ: A mole of any substance contains

A) 6.022 * 10²² particles

B) 6.022 * 10²³ particles

C) 6.022 * 10²⁴ particles

D) 6.022 * 10²⁵ particles

Class Tests: Grade 9 Chemistry Chapters

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