Products and reactants

Question 1

What is a reactant and where are they located in a chemical equation?

Answer 1

Reactants are the substances that start the chemical reactions. They are located on the left of the arrow in a chemical equation.

Question 2

What is a product and where are they located in a chemical equation?

Answer 2

Products are the substances produced during the chemical reaction. They are located on the right of the arrow in a chemical equation.

Question 3

Describe chemical reactions using chemical equations

Answer 3

Chemical equations: Use element + symbol and number

Eg

Reactants Reacts to form Product
2Mg + O2 ————————> 2MgO

Question 4

Describe chemical reactions using word equations

Answer 4

Word equations: Use names of substances in a reaction

Magnesium + Oxygen = Magnesium Oxide