5-8 Valence Electrons

Front

What does the atomic number of an element represent?

Back

The atomic number represents the number of protons in the nucleus of an atom.

Front

How many electrons can fit in an s sublevel?

Back

An s sublevel can hold a maximum of 2 electrons.

Front

Which sublevel starts filling after 3p?

Back

The 4s sublevel starts filling after 3p.

Front

What is the electron configuration for carbon (C)?

Back

The electron configuration for carbon is 1s² 2s² 2p².

Front

What is the order of fill for the sublevels?

Back

The order of fill for the sublevels is 1s, 2s, 2p, 3s, 3p.

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in chemical bonding.

Front

How many valence electrons does carbon have?

Back

Carbon has 4 valence electrons.

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine how an atom can bond with other atoms and participate in chemical reactions.

Front

Which group of elements typically has 5-8 valence electrons?

Back

Groups 15 (5 valence electrons), 16 (6 valence electrons), and 17 (7 valence electrons) of the periodic table typically have 5-8 valence electrons.

Front

What is the maximum number of electrons in the outer shell of an atom?

Back

The maximum number of electrons in the outer shell of an atom is 8, following the octet rule.