Flashcard#2 Electron configuration

Front

How many electrons can the d sublevel hold?

Back

10

Front

How many electrons can the first energy level hold?

Back

2

Front

What atom matches this electron configuration: 1s² 2s² 2p⁶ 3s²?

Back

Magnesium

Front

How many valence electrons does Chlorine have?

Back

7

Front

What is the electron configuration of Iodine?

Back

None of the above

Front

What is the maximum number of electrons in the p sublevel?

Back

6

Front

What is the electron configuration for Neon?

Back

1s² 2s² 2p⁶

Front

How many total electrons can the third energy level hold?

Back

18

Front

What is the significance of valence electrons?

Back

They determine an atom's chemical properties and reactivity.

Front

What is the Aufbau principle?

Back

Electrons occupy the lowest energy orbitals first.