IS3 Electrons MC Assessment Fall 2025

Front

What is the electron configuration for Nickel?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁸

Front

What color flame does Potassium (K) produce when burned?

Back

Lilac flame

Front

What is the maximum number of electrons that an s orbital can hold?

Back

2 electrons

Front

What is the electron configuration for Zinc?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Front

Which group of elements has 5 valence electrons?

Back

Group 15

Front

What is the electron configuration for Copper?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Front

What is the electron configuration for Germanium?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p²

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.

Front

What is the electron configuration for an atom with 20 electrons?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Front

What is the flame color produced by Barium (Ba)?

Back

Green flame