Unit 6 Review

Front

What is the proper formula for magnesium hydroxide?

Back

Mg(OH)₂

Front

Identify the type of chemical reaction: 2H₂ + O₂ → 2H₂O

Back

Synthesis

Front

What is an ion made of two or more atoms called?

Back

Polyatomic ion

Front

Balance the following chemical equation: C₃H₈ + O₂ → CO₂ + H₂O

Back

C₃H₈ + 5O₂ → 3CO₂ + 4H₂O

Front

What is the formula for the ionic compound formed between magnesium and chlorine?

Back

MgCl₂

Front

Define a chemical reaction.

Back

A process that leads to the transformation of one set of chemical substances to another.

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 a synthesis reaction?

Back

A reaction where two or more substances combine to form a new compound.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is a balanced chemical equation?

Back

An equation where the number of atoms for each element is the same on both sides.