Atomic Structure Quiz

What is the electron configuration of carbon?

• 1s2 2s2 2p2

• 1s2 2s3 2p2

• 1s2 2s3 2p1

• 1s2 2s1 2p3

What are the four quantum numbers that describe an electron in an atom?

• Energy quantum number (e)

• Charge quantum number (c)

• Angular quantum number (a)

• Principal quantum number (n), Azimuthal quantum number (l), Magnetic quantum number (ml), Spin quantum number (ms)

• Orbital quantum number (o)

Explain the Bohr model of the atom.

• In the Bohr model, electrons can exist in any energy level without restriction.

• The Bohr model of the atom describes electrons orbiting the nucleus in quantized energy levels or shells.

• According to Bohr, the nucleus of an atom is composed of electrons.

• The Bohr model states that electrons move randomly around the nucleus.

How many electrons can occupy the 3d subshell?

• 12

• 8

• 5

• 10

What is the maximum number of electrons that can be accommodated in the 4th energy level?

• 18

• 40

• 32

• 25

What is the significance of the principal quantum number in electron configuration?

• The principal quantum number indicates the main energy level or shell where an electron is located.

• The principal quantum number indicates the shape of the electron cloud.

• The principal quantum number represents the number of protons in an atom.

• The principal quantum number determines the spin of the electron.

Describe the shape of an s orbital.

• Rectangular

• Spherical

• Cubical

• Triangular

How does the azimuthal quantum number relate to the shape of an orbital?

• The azimuthal quantum number determines the shape of an orbital.

• The azimuthal quantum number determines the size of an orbital.

• The azimuthal quantum number determines the energy level of an electron.

• The azimuthal quantum number affects the spin of an electron.

Explain the concept of electron spin in quantum numbers.

• Electron spin is the quantum property that describes the intrinsic angular momentum of an electron, with possible values of +1/2 (spin up) or -1/2 (spin down).

• Electron spin is related to the energy levels of electrons.

• Electron spin can have values of +1 or -1.

• Electron spin refers to the movement of electrons around the nucleus.

What is the relationship between energy levels and electron shells in the Bohr model?

• Electron shells are unrelated to energy levels in the Bohr model.

• Energy levels are determined by the number of protons in the nucleus in the Bohr model.

• Electron shells correspond to specific energy levels in the Bohr model.

• Electron shells are always filled with the maximum number of electrons in the Bohr model.