Electron Configuration

Front

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

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Zinc

Front

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

Back

1s²2s²2p⁴

Front

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

Back

10

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

Electron Configuration for Aluminum (Al)

Back

1s² 2s² 2p⁶ 3s² 3p¹

Front

Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?

Back

Aufbau Principle

Front

What does Pauli exclusion principle state?

Back

No two electrons in the same orbital can have the same spin.

Front

What atom matches this electron configuration?
1s² 2s² 2p⁶ 3s²
Options: Neon, Magnesium, Aluminum, Potassium

Back

Magnesium

Front

What is the maximum number of electrons that an S orbital can have?

Back

2 electrons

Front

How many valence electrons are represented here? Options: 7, 5, 2, 8

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5