Reactions and Rate of Reaction MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Reactions and Rate of Reaction, a fundamental topic in the field of Chemistry. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Reactions and Rate of Reaction MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Reactions and Rate of Reaction mcq questions that explore various aspects of Reactions and Rate of Reaction problems. Each MCQ is crafted to challenge your understanding of Reactions and Rate of Reaction principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Chemistry tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Reactions and Rate of Reaction MCQs are your pathway to success in mastering this essential Chemistry topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Reactions and Rate of Reaction. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Reactions and Rate of Reaction knowledge to the test? Let's get started with our carefully curated MCQs!

Reactions and Rate of Reaction MCQs | Page 18 of 35

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Q171.
Collision theory states that particles must collide with each other in the correct orientation and sufficient energy to
Discuss
Answer: (c).react
Q172.
The alternative mechanism by which particles react possesses a lower
Discuss
Answer: (a).activation energy
Q173.
The activation energy of particular reaction is the minimum energy that is must for
Discuss
Answer: (b).collision
Q174.
Some particles collide but bounce back afterward it is called
Discuss
Answer: (b).unsuccessful collision
Q175.
The condition of Mg in which it reacts violently with water is
Discuss
Answer: (b).Mg(s) when heated
Q176.
If heated Mg(s) is allowed to react with Hโ‚‚O(l), the product formed other than Hโ‚‚(g) will be
Discuss
Answer: (a).MgO(s)
Q177.
The pH of NaOH produced after Na(s) and Hโ‚‚O(l) reaction is
Discuss
Answer: (d).exactly 14
Q178.
Consider the reaction: Na(s) + Hโ‚‚O โ†’ NaOH(aq) + Hโ‚‚(g). Moles of Hโ‚‚O required to balance the equation will be

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q179.
If Mg(s) is allowed to react with Hโ‚‚O(l), the product other than Hโ‚‚(g) will be
Discuss
Answer: (c).Mg(OH)โ‚‚ (aq)
Q180.
Consider the reaction: Na(s) + Hโ‚‚O(l) โ†’ NaOH(aq) + Hโ‚‚(g). Moles of Na required to balance the equation are

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2