Electron Configuration Practice

Front

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰
Options: Zinc, Copper, Nickel, Germanium

Back

Zinc

Front

What atom matches this electron configuration?
1s²2s²2p⁶3s²
Options: Neon, Magnesium, Aluminum, Potassium

Back

Magnesium

Front

What electron configuration matches an oxygen atom? Options: 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵, 1s²2s²2p⁴, 1s²2s²2p⁶, 1s²2s²2p⁶3s²3p⁶4s²3d¹

Back

1s²2s²2p⁴

Front

Which electron configuration belongs to Chlorine (Cl)? Options: 1s² 2s² 2p⁶ 3s² 3p⁵, 1s² 2s² 2p⁶ 3s² 3p⁶, 1s² 2s² 2p⁶ 3s² 3p⁷

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

How many electrons can the d sublevel hold?

Back

10

Front

What is the shorthand electron configuration for Sulfur atom? Options: [Ar] 3p⁴, [He] 3s²3p⁴, [Ne] 3s²3p⁴, [Na] 3s²3p³

Back

[Ne] 3s²3p⁴

Front

Which of the following is a p block element? Options: Ca, Ar, Re, Au

Back

Ar

Front

Maximum number of electrons that can be placed in an s orbital.

Back

2

Front

The maximum number of electrons that can be placed in the p subshell.

Back

6

Front

The electron configuration of an atom is 1s²2s²2p⁶. The number of electrons in the atom is?

Back

10