Chemical Nomenclature

Front

What should you do when adding a subscript to a polyatomic ion?

Back

Put parentheses around the polyatomic ion before adding a subscript.

Front

What is the formula for calcium chloride?

Back

CaCl₂

Front

What is the formula for potassium oxide given K⁺ and O²⁻?

Back

K₂O

Front

What do atoms of metals tend to do with their valence electrons when bonding with non-metals?

Back

Donate them.

Front

What is the formula for calcium carbonate?

Back

CaCO₃

Front

What is a polyatomic ion?

Back

A charged ion composed of two or more atoms bonded together.

Front

How do you determine the formula for an ionic compound?

Back

Combine the cation and anion in a ratio that balances their charges.

Front

What is the charge of a calcium ion?

Back

+2.

Front

What is the charge of a carbonate ion?

Back

-2.

Front

What is the significance of subscripts in chemical formulas?

Back

They indicate the number of atoms of each element in a compound.