Chemical Names & Formulas

Front

What is the Mn³⁺ ion?

Back

The Mn³⁺ ion is a manganese ion with a +3 charge, indicating it has lost three electrons.

Front

Which compound contains the Mn³⁺ ion?

Back

Mn₂O₃ is the compound that contains the Mn³⁺ ion.

Front

What is the formula for a compound formed by Mg and carbonate?

Back

The formula is MgCO₃.

Front

What is the correct name for Pb(NO₃)₄?

Back

The correct name is lead (IV) nitrate.

Front

What is the chemical formula for iron (III) hydroxide?

Back

The formula is Fe(OH)₃.

Front

What is the formula for zinc nitrate?

Back

The formula is Zn(NO₃)₂.

Front

What does the subscript in a chemical formula indicate?

Back

The subscript indicates the number of atoms of the element in the compound.

Front

What is the significance of the Roman numeral in lead (IV) nitrate?

Back

The Roman numeral IV indicates the oxidation state of lead in the compound, which is +4.

Front

How do you determine the charge of a transition metal in a compound?

Back

The charge can be determined by balancing the total charge of the compound with the known charges of the other ions present.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons between metals and nonmetals, while covalent compounds are formed by the sharing of electrons between nonmetals.