Question

3. Give two example of a combination reaction in which an element combines with a

compound to give you a new compound​

Answer 1

Example of combination reaction: Ca + H2O = Ca(OH)2+H2. Calcium combines with compound water to give calcium hydroxide and hydrogen gas is released

Answer 2

Explanation:

Sulphur dioxide is a compound and oxygen is in elemental form. They combine to form sulphur trioxide.