Atmospheric Physics MCQs with Answers

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Atmospheric Physics Online Quiz

By presenting 3 options to choose from, Atmospheric Physics Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Atmospheric Physics Questions and Answers and click over the correct answer.

• Test Name: Atmospheric Physics MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Atmospheric Physics

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1 / 40

How many electrons can the second energy level hold?

8

18

2

2 / 40

How many electrons can the first energy level hold?

18

2

8

3 / 40

What determines the chemical properties of an element?

Number of protons

Number of neutrons

Electron configuration

4 / 40

What is the ground state of an atom?

The lowest energy state of the atom

A state where the atom has lost an electron

An excited state of the atom

5 / 40

What is the principal quantum number?

Describes the orientation of an orbital

Describes the shape of an orbital

Describes the energy level of an electron

6 / 40

Who proposed the planetary model of the atom?

Ernest Rutherford

J.J. Thomson

Niels Bohr

7 / 40

What is an anion?

A neutral atom

A negatively charged ion

A positively charged ion

8 / 40

What is the relative mass of a proton compared to an electron?

Approximately 2000 times

Approximately 1836 times

Approximately 100 times

9 / 40

What does Hund's rule state?

No two electrons can have the same set of quantum numbers

Electrons fill the lowest energy orbitals first

Electrons occupy orbitals of equal energy singly first

10 / 40

What is an orbital?

A region of space where there is a high probability of finding an electron

The path of an electron around the nucleus

The nucleus of an atom

11 / 40

What is the electron configuration of an atom?

The arrangement of atoms in a molecule

The arrangement of protons and neutrons in the nucleus

The distribution of electrons in an atom's orbitals

12 / 40

What is an ion?

An atom that has gained or lost electrons

An atom that has gained or lost neutrons

An atom that has gained or lost protons

13 / 40

What are valence electrons?

Electrons in the outermost energy level

Electrons in the innermost energy level

Electrons in the nucleus

14 / 40

How many electrons can the third energy level hold?

2

18

8

15 / 40

Who conducted the gold foil experiment?

Ernest Rutherford

J.J. Thomson

Niels Bohr

16 / 40

What are the energy levels where electrons reside called?

Orbitals

Nuclei

Shells

17 / 40

Who discovered the electron?

J.J. Thomson

Ernest Rutherford

Niels Bohr

18 / 40

What is a cation?

A negatively charged ion

A positively charged ion

A neutral atom

19 / 40

What happens when an electron moves to a higher energy level?

It loses mass

It absorbs energy

It releases energy

20 / 40

What did Rutherford's gold foil experiment demonstrate?

The existence of isotopes

The existence of a small, dense nucleus

The presence of electrons

21 / 40

What is the mass number of an element?

Sum of protons and neutrons

Sum of electrons and protons

Sum of electrons and neutrons

22 / 40

What is the shape of a p orbital?

Spherical

Dumbbell-shaped

Cloverleaf-shaped

23 / 40

What happens when an electron falls back to a lower energy level?

It absorbs energy

It releases energy

It gains mass

24 / 40

What is an isotope?

Atoms with the same number of electrons but different numbers of protons

Atoms with the same number of protons but different numbers of neutrons

Atoms with the same number of neutrons but different numbers of protons

25 / 40

What model of the atom did J.J. Thomson propose?

Plum pudding model

Planetary model

Quantum mechanical model

26 / 40

What is the charge of a proton?

Negative

Neutral

Positive

27 / 40

What does the Heisenberg uncertainty principle state?

Electrons fill the lowest energy orbitals first

Electrons occupy orbitals of equal energy singly first

It is impossible to know both the position and momentum of an electron simultaneously

28 / 40

How many p orbitals are there in a p sublevel?

1

3

5

29 / 40

What particles are found in the nucleus of an atom?

Electrons and protons

Neutrons and electrons

Protons and neutrons

30 / 40

What is the shape of an s orbital?

Cloverleaf-shaped

Dumbbell-shaped

Spherical

31 / 40

How many f orbitals are there in an f sublevel?

3

5

7

32 / 40

What is the central part of an atom called?

Nucleus

Electron cloud

Shell

33 / 40

What is the charge of an electron?

Positive

Neutral

Negative

34 / 40

What does the Pauli exclusion principle state?

No two electrons can have the same set of quantum numbers

Electrons fill the lowest energy orbitals first

Electrons occupy orbitals of equal energy singly first

35 / 40

Which particle orbits the nucleus of an atom?

Neutron

Proton

Electron

36 / 40

Which rule states that electrons fill the lowest energy orbitals first?

Pauli exclusion principle

Hund's rule

Aufbau principle

37 / 40

How many d orbitals are there in a d sublevel?

3

7

5

38 / 40

What is the charge of a neutron?

Neutral

Positive

Negative

39 / 40

What is the maximum number of electrons that can occupy a single orbital?

1

3

2

40 / 40

What is the atomic number of an element?

Number of neutrons

Number of electrons

Number of protons

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