Semester Review #3: Unit 6 Formulas and Nomenclature

Front

What kind of bond forms between a cation and an anion?

Back

Ionic bond

Front

What is the oxidation number of Cl in NaCl?

Back

-1

Front

What is the formula for the compound formed by Ca²⁺ and N^3-?

Back

Ca₃N₂

Front

What element do all acids contain?

Back

H (Hydrogen)

Front

What is the oxidation number of Cu²⁺?

Back

+2

Front

Define a chemical bond.

Back

A lasting attraction between atoms that enables the formation of chemical compounds.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the significance of oxidation numbers in chemical reactions?

Back

Oxidation numbers help track the transfer of electrons in redox reactions.

Front

How do you determine the formula of a compound from its ions?

Back

Combine the ions in a ratio that balances their charges.

Front

What is the general formula for acids?

Back

Acids typically have the formula HA, where H is hydrogen and A is an anion.