Category: Everyday Science | Last updated: 2026-09-17
What is a chemical reaction?
A) Mixing any two substances together
B) A process where substances interact to form new substances with different properties
C) Any change in temperature
D) The dissolution of sugar in water
Explanation
A chemical reaction is a process where bonds between atoms break and reform, converting reactants into products with different chemical properties. Signs include color change, gas production, or heat release.