Front

What is the formula for manganese(III) oxide?

Back

Mn₂O₃

Front

What is the overall charge of a system with protons, electrons, and neutrons?

Back

Neutral

Front

How many atoms are in the chemical formula Al₂(SO₄)₃?

Back

17

Front

What is the name of the covalent compound CO₂?

Back

Carbon dioxide

Front

What is the compound formula for K⁺ and S²⁻ ions?

Back

K₂S

Front

Define a compound in chemistry.

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons, while covalent compounds are formed by the sharing of electrons.

Front

What is the significance of subscripts in a chemical formula?

Back

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

Front

What does the prefix 'di-' in a chemical name indicate?

Back

It indicates that there are two atoms of that element in the compound.

Front

What is the formula for sodium chloride?

Back

NaCl