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

00:00
Question # 1

Equilibrium constant has no unit when number of moles of reactants and products are:

Question # 2

A reverse reaction is that.

Question # 3

The major components of Atmosphere are:

Question # 4

Which type of reactions do not go to completion?

Question # 5

For which reaction Kf is the rate constant?

Question # 6

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

Question # 7

When the rate of a the forward reaction takes place at the rate of reverse reaction the composition of the reaction mixture remains constant it is called.

Question # 8

The value of equilibrium constant (Kc) depends only on:

Question # 9

In an irreversible reaction dynamic equilibrium:

Question # 10

At dynamic equilibrium:

Question # 11

Which colour of HI is ?

Question # 12

Reactions which have comparable amounts of reactants and products at equilibrium state have:

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Similar to Chapter 1, students can attempt the mcqs for all other chapters of 10th class Chemistry in English, by selecting the Chapter numbers from the top of the page.

Mcqs Solved File:

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 When CaCO3,.is heated in an open flask, it decomposes to form calcium oxides and .
A. O2
B. CO
C. CO2
D. CO3
2 Such reactions which continue in both directions are called.
A. Irreversible
B. Reversible
C. Nonreactive
D. Dynamic
3 What is the colour of hydrogen iodide in product?
A. Purple
B. Yellow
C. Blue
D. Colorless
4 Equilibrium constant value "K" is equal to:
A. Kt / Kr
B. Ki / Kr
C. Kc / Qc
D. Qc /Kc
5 The reaction will attain the equilibrium if:
A. Qc<Kc
B. Qc > Kc
C. Qc = Kc
D. Qc = 0
6 The plant use
A. Carbon di oxide
B. Oxygen
C. Nitrogen
D. Sulphur
7 The forward reaction takes place:
A. Right to left
B. Left to Right
C. Only to right
D. Only to left
8 The substance formed during the chemical reaction are called.
A. Products
B. Reactants
C. Radical
D. Element
9 When the rate of a the forward reaction takes place at the rate of reverse reaction the composition of the reaction mixture remains constant it is called.
A. Chemical equilibrium
B. Dynamic equilibrium
C. Static equilibrium
D. All
10 The unit of molar concentration:
A. mol. dm-2
B. mol. dm-1
C. mol. dm
D. mol. dm-3

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