2023-24 Ch 5 Section 5.8 Formulas for Binary Covalent Compounds

An element's ____________________ state shows the electric charge gained or lost when that element forms a chemical compound (SEE PAGE 113 IN TEXTBOOK).

• Oxidation

• Ossification

• Ground

• Emotional

Compounds made of carbon and oxygen (two non-metals) are called

• Carbohydrates

• Carboxides

• Hydrocarbons

• Carbon Dioxide

Tags

NGSS.MS-PS1-1

Elements Carbon and Oxygen have relatively similar electronegativities.

• True

• False

Elements with relatively similar electronegativities are most likely to form _______________ bonds.

• Ionic

• Covalent

• James

• Bionic

Covalent bonds ________________ valence electrons

• share pairs of

• transfer (gain or lose)

• smash

• fuse

Tags

NGSS.HS-PS1-1

What are the most common Oxidation States for Carbon?

• -4 and +4

• -3 and +3

• 0

• Carbon 14 and 15

Carbon's most common Oxidation States are -4 or +4 because Carbon either needs to gain or lose 4 valence electrons to be stable (under the "Octet Rule").

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is/are the most common Oxidation State(s) for the element Oxygen?

• -2

• +2

• -2 and +2

• Oxygen 12 and 13

Oxidation States in a compound must always add to an even number.

• True

• False

To balance the +4 oxidation state of one carbon atom, _________ oxygen atoms (-2 oxidation state) are needed.

• One

• Two

• Three

• Four