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

The reaction in which the products do not recombine to form reactants are called.

Question # 2

Kc is always equal to

Question # 3

The unit of molar concentration is:

Question # 4

Which chemical is called king of chemicals?

Question # 5

Which type of reactions take place in both directions?

Question # 6

The dynamic equilibrium in irreversible reaction.

Question # 7

What is the colour of hydrogen iodide in product?

Question # 8

At equilibrium state there are possibilities: OR types of chemical equilibrium are.

Question # 9

When CaCO3,.is heated in an open flask, it decomposes to form calcium oxides and .

Question # 10

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

Question # 11

At equilibrium state, when reaction cases to proceed, it is called:

Question # 12

Active mass is expressed as:

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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 substances formed during the chemical reaction are called.
A. Product
B. Reactants
C. Radicals
D. Element
2 The color of Iodine is:
A. Purple
B. Black
C. Red
D. Pink
3 In irreversible reaction, dynamic equilibrium:
A. Never establishes
B. Establishes before the completion of reaction
C. Establishes after the completion of reaction
D. Establishes readily
4 Who proposed "Law of mass action"?
A. Newton
B. Boyle
C. Guldberg and waage
D. Lavoisier
5 At equilibrium state, when reaction cases to proceed, it is called:
A. equilibrium constant
B. dynamic equilibrium
C. static equilibrium
D. simple equilibrium
6 The forward reaction takes place:
A. Right to left
B. Left to Right
C. Only to right
D. Only to left
7 Which types of reaction speed up gradually?
A. Irreversible reactions
B. Reversibel reactions
C. Forward reactions
D. Decomposition reactions.
8 When CaCO3,.is heated in an open flask, it decomposes to form calcium oxides and .
A. O2
B. CO
C. CO2
D. CO3
9 If Qc < Kc the reaction goes in:
A. Forward
B. Reverse
C. At equilibrium state
D. None
10 At dynamic equilibrium:
A. The reactions stops to proceed
B. The amounts of reactants and products are equal
C. The speed of the forward is reverse reactions are equal
D. The reaction can no longer be reversed

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