Question

define the reaction direct combination supporting your answer by at lease two example​

Answer 1

Explanation:

A synthesis reaction or direct combination reaction is a type of chemical reaction in which two or more simple substances combine to form a more complex product. The reactants may be elements or compounds, while the product is always a compound

Answer 2

When two or more reactants combine with each other to form a new product it is called as combination reaction. Combination reaction is also known as synthesis reaction. For example hydrogen gets combined with chlorine to from hydro-chloride.Here sodium oxide is combined with water gives sodium hydroxide. 2. 4Li + O2 `->` 2Li2O