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Energy Levels, Orbitals, Spin Quantum Numbers

Authored by Lisa Thompson

Science

11th Grade

NGSS covered

Energy Levels, Orbitals, Spin Quantum Numbers
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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If an electron has a spin quantum number (ms) of +½, what is the MOST LIKELY spin of its paired electron in the same orbital?

It must also have a spin of +½.

It must have a spin of -½.

It could have either +½ or -½ spin.

It is impossible to determine without knowing the other quantum numbers.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following includes ALL the ways quantum numbers describe electrons in an atom?

distance from the nucleus, shape, and energy

distance from the nucleus, shape, orientation, and spin

shape, orientation, and energy

energy, size, and spin

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The principal quantum number (n) primarily determines:

the shape of the orbital

the orientation of the orbital

the energy level of the electron

the spin of the electron

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An electron with n = 3 is compared to an electron with n = 1. The electron with n = 3 will, on average, be:

closer to the nucleus

farther from the nucleus and have a larger orbital

in the same energy level

impossible to determine

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the electron configuration of a neutral sodium atom?

1s2 2s2 2p6 3s11s^2 \, 2s^2 \, 2p^6 \, 3s^1

1s2 2s2 2p6 3s21s^2 \, 2s^2 \, 2p^6 \, 3s^2

1s2 2s2 2p5 3s11s^2 \, 2s^2 \, 2p^5 \, 3s^1

1s2 2s2 2p6 3p11s^2 \, 2s^2 \, 2p^6 \, 3p^1

Tags

NGSS.HS-PS1-1

6.

MATCH QUESTION

1 min • 4 pts

Match the following quantum numbers with their description

spin

describes the energy level

angular momentum

describes the shape of the orbital

magnetic quantum number

the direction the electron is spinning

principle quantum number

describes the orientation

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the electron configuration of a neutral calcium atom?

1s2 2s2 2p6 3s2 3p6 4s21s^2 \, 2s^2 \, 2p^6 \, 3s^2 \, 3p^6 \, 4s^2

1s2 2s2 2p6 3s2 3p6 4s11s^2 \, 2s^2 \, 2p^6 \, 3s^2 \, 3p^6 \, 4s^1

1s2 2s2 2p6 3s2 3p5 4s21s^2 \, 2s^2 \, 2p^6 \, 3s^2 \, 3p^5 \, 4s^2

1s2 2s2 2p6 3s2 3p6 3d11s^2 \, 2s^2 \, 2p^6 \, 3s^2 \, 3p^6 \, 3d^1

Tags

NGSS.HS-PS1-1

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