MP3: three weeks test (Reg chemistry) E

Front

What is the correct name for the compound H₂O?

Back

Dihydrogen monoxide.

Front

What is the correct formula for iron (III) oxide?

Back

Fe₂O₃.

Front

What is the correct formula for potassium sulfite?

Back

K₂SO₃.

Front

What is the correct name for the compound Mg(OH)₂?

Back

Magnesium Hydroxide.

Front

What is the name of the compound formed from Sn²⁺ and F⁻ ions?

Back

Tin (II) fluoride.

Front

Define a chemical compound.

Back

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

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 the Roman numeral in iron (III) oxide?

Back

It indicates the oxidation state of the iron ion, which is +3.

Front

How do you determine the formula for a compound from its name?

Back

Identify the ions involved and their charges, then combine them to balance the overall charge.

Front

What is the formula for sodium chloride?

Back

NaCl.