In this post, we have prepared 4 MCQs tests of Federal Board Chemistry 9 Chapter 2 MCQs Tests. For more Class 9 Chemistry MCQs Tests visit this page.


Chemistry 9 Chapter 2 MCQs Tests


Practice MCQs Test No 1

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Class 9 Chemistry

Chapter 2

Practice MCQs Test No 1

1 / 13

M shell has sub-shells:

2 / 13

According to Bohr atomic model:

3 / 13

Which one of the following sub shell is filled after filling of 3p sub shell?

4 / 13

Carbon has __________ isotopes.

5 / 13

Which of the following is a defect of Rutherford atomic model?

6 / 13

Identify the number of electrons that f-sub shell can accommodate.

7 / 13

Value of Plank’s constant is:

8 / 13

11Na has electronic configuration:

9 / 13

Rutherford used _____ particles in his experiments.

10 / 13

Chlorine has two isotopes, both of which have:

11 / 13

Keeping in view Auf Bau Principle, identify the energy level which the elements fill first.

12 / 13

A sub-shell that can accommodate 6 electrons is:

13 / 13

Number of neutrons in 27M13 are:

Your score is

The average score is 69%

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Practice MCQs Test No 2

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18

Class 9 Chemistry

Chapter 2

Practice MCQs Test No 2

1 / 14

Which isotope is commonly used to irradiate cancer cells?

2 / 14

As the value of n increases: 

3 / 14

Which isotope of Uranium is rare?

4 / 14

The nuclear energy released by the fission of one kilogram of uranium–235 is equivalent to chemical energy produced by burning more than:

5 / 14

Which of the following statement is not correct about isotopes?

6 / 14

The fission of uranium–235 yields:

7 / 14

Chemical properties of an element depend upon the number of:

8 / 14

_______ do not take part in ordinary chemical reactions.

9 / 14

Which of the following isotopes is used to trace the flow of blood and detect possible constrictions or obstructions in the circulatory system?

10 / 14

Which isotope is used in nuclear reactors?

11 / 14

Isotopes of an element have similar:

12 / 14

Identify the isotope used as a Tracer in diagnosing Thyroid problem:

13 / 14

When Uranium-238 decays into Thorium-234, it emits:

14 / 14

Which isotope is used to trace the path of carbon in photosynthesis?

Your score is

The average score is 41%

0%


Practice MCQs Test No 3

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20

Class 9 Chemistry

Chapter 2

Practice MCQs Test No 3

1 / 15

The energy of an electron in an orbit is proportional to

2 / 15

Which carbon is not black in colour?

3 / 15

Rutherford use ________ as a source of alpha particles.

4 / 15

Formula for heavy water is:

5 / 15

TRITIUM has number of neutrons

6 / 15

Almost entire mass of an atom is concentrated in the

7 / 15

The value of Planks constant is

8 / 15

Maximum number of electrons in a shell can be calculated by

9 / 15

Electrons revolve only in those orbits with angular momentum as an

10 / 15

When an electron changes its orbit from higher to lower, energy is

11 / 15

_________ is highly inflammable gas.

12 / 15

Alpha particles which were deflected backward in Rutherford's experiment were hit upon by

13 / 15

All the isotopes of carbon are _______ in water.

14 / 15

Which of the following is a defect of Rutherford atomic model?

15 / 15

The word isotopes was first used by scientist

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Practice MCQs Test No 4

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19

Class 9 Chemistry

Chapter 2

Practice MCQs Test No 4

1 / 15

An element has two protons in its nucleus. The symbol of the element is _____.

2 / 15

_{ 17 }^{ 37 }{ Cl } has how many protons?

3 / 15

According to 2n2 rule, L-Shell contains maximum___ electrons.

4 / 15

We can compare the activity of isotopes of carbon from skull and jaw bones of dead organism.

5 / 15

Which of the following isotopes of uranium is most abundant?

6 / 15

Electronic configuration for an element is as shown. 1s2, 2s2, 2p6, 3s2, 3p5 . Which of the following is correct regarding this electronic arrangement?

7 / 15

Which of the following is true about the isotopes?

8 / 15

Which isotope can be used for radiotherapy for cancer patients?

9 / 15

Energy released by the isotopes uranium - 235 is due to the process:

10 / 15

Correct increasing order of energy of sub shell is:

11 / 15

Atomic number of Na is 11. electronic configuration of the Na is _____.

12 / 15

Electronic configuration of an element is as shown: 1s2, 2s2, 2p6, 3s2, 3p5 Identify the element which contains this electronic configuration.

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Maximum number of electrons in d sub shell are:

14 / 15

Sub shells are also called as:

15 / 15

An element is placed in second period of periodic table and have six protons and six neutrons in its nucleus. The element is _____.

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