10th Class Chemistry Chapter 1 English Medium Online MCQ Test With Answer

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MCQ's Test For Chapter 1 "Chemical Equilibrium"

Try The MCQ's Test For Chapter 1 "Chemical Equilibrium"

  • Total Questions12

  • Time Allowed15

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Chemical Equilibrium

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Question # 1

When the magnitude of Kc is very large in indicates.

Question # 2

When the number of moles of both sides are equal in a reaction then the unit of Kc will be:

Question # 3

A reverse reaction is that.

Question # 4

The substance formed during the chemical reaction are called.

Question # 5

The substances formed during the chemical reaction are called.

Question # 6

The reaction goes from left to right , if:

Question # 7

The two major components of atmosphere are:

Question # 8

Which type of reactions do not go to completion?

Question # 9

Who proposed "Law of mass action"?

Question # 10

In a chemical reaction, the substance that combine are called.

Question # 11

A complete reaction is one is which.

Question # 12

If Qc < Kc the reaction goes in:

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For all the students who want to attempt our online chapter 1 mcqs test and wants to obtain good marks in it, we have also provided the chemistry class 10 ch 1 chemical equilibrium solved mcqs on this page. The goal of the Chapter 1 mcqs test is to assist students in preparing for their 10th class Chemistry board exam. Our highly qualified and experienced teachers have prepared these solved mcqs. You can prepare for the online Mcqs test with the help of these mcqs files, which will also help you clear your chemistry board exams.

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10th Class (English Medium) Chemistry Chapter 1 Important MCQ's

Sr.# Question Answer
1 The reaction will attain the equilibrium if:
A. Qc<Kc
B. Qc > Kc
C. Qc = Kc
D. Qc = 0
2 The characteristics of reversible reactions are the following except:
A. Products never recombine to form reactants.
B. They never complete
C. The proced in both ways
D. They have a double arrow between reactants and products.
3 Formation profess of Ammonia by the combination Hydrogen and Nitrogen was given by:
A. Dalton
B. Thomson
C. Haber
D. Waage
4 The rate of reverse reaction in the beginning.
A. Slow
B. moderate
C. Very fast
D. Low
5 The % age of nitrogen and oxygen in our atmosphere is:
A. 80
B. 90
C. 95
D. 99
6 For reactions having large Kc value, the reaction proceeds to:
A. Completion
B. Equilibrium state
C. back ward
D. None of these
7 For a reaction between PCL3 and Cl2 to form PCl5 the units of Kc are:
A. Mol dm-3
B. Mol-1 dm-3
C. Mol-1dm3
D. Mol dm3
8 Equilibrium constant has no unit when number of moles of reactants and products are:
A. same
B. Different
C. Both a and b
D. None of these
9 The substances formed during the chemical reaction are called.
A. Product
B. Reactants
C. Radicals
D. Element
10 In an irreversible reaction dynamic equilibrium:
A. Never establishes
B. Established before the completion of reaction
C. Establishes after the completion of reaction
D. Establishes readily

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