Front

What is the electron configuration of an oxygen atom?

Back

1s² 2s² 2p⁴

Front

How many electrons are present in an atom with the electron configuration 1s² 2s² 2p⁶?

Back

10

Front

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

Back

6

Front

How many valence electrons does an atom with the configuration 1s² 2s² 2p³ have?

Back

5

Front

What is the electron configuration for Chlorine (Cl)?

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine an atom's ability to bond with other atoms.

Front

What is the maximum number of electrons that can be held in the first energy level?

Back

2

Front

What is the principle behind the Aufbau principle in electron configuration?

Back

Electrons fill the lowest energy orbitals first before moving to higher energy levels.

Front

What is the difference between core electrons and valence electrons?

Back

Core electrons are those in filled inner shells, while valence electrons are in the outermost shell.

Front

How do you determine the number of valence electrons for elements in the periodic table?

Back

The number of valence electrons corresponds to the group number for main group elements.