Valence e-, e- Configuration, Lewis Structures and PT Review

Front

What is the shorthand electron configuration for a Sulfur atom?

Back

[Ne] 3s² 3p⁴

Front

Which Lewis dot structure represents the molecule fluorine (F₂)?

Back

Structure B

Front

What is the name of group 2 on the periodic table?

Back

Alkaline earth metals

Front

What atom corresponds to the electron configuration 1s² 2s² 2p⁶ 3s²?

Back

Magnesium

Front

Which Lewis structure is correct for water (H₂O)?

Back

Structure C

Front

Define valence electrons.

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds.

Front

What is the significance of Lewis structures in chemistry?

Back

Lewis structures help visualize the arrangement of atoms and the distribution of valence electrons in a molecule.

Front

How many valence electrons does a chlorine atom have?

Back

7 valence electrons.

Front

What is the electron configuration for a Neon atom?

Back

1s² 2s² 2p⁶

Front

What is the general trend in electronegativity across a period in the periodic table?

Back

Electronegativity increases across a period from left to right.