S25 Test - Electron config., Valence electrons & Reactivity

Front

What is the maximum number of d orbitals in any single energy level in an atom?

Back

5

Front

What is the electron configuration for Silicon (Si)?

Back

1s² 2s² 2p⁶ 3s² 3p²

Front

How many electrons can the second energy level hold?

Back

8

Front

Which non-metal is the most reactive?

Back

Fluorine (F)

Front

What is the electron configuration for an atom with 10 electrons?

Back

1s² 2s² 2p⁶

Front

What is the maximum number of electrons that can occupy the p subshell?

Back

6

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine an atom's reactivity and bonding behavior.

Front

How do you determine the number of valence electrons in an element?

Back

By looking at its group number in the periodic table.

Front

What is the electron configuration for an atom with 18 electrons?

Back

1s² 2s² 2p⁶ 3s² 3p⁶

Front

Which element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁵?

Back

Chlorine (Cl)