Which of the following processes is best classified as a chemical change?
CHEMISTRY · Single correct · CBSE · Chemistry · Is Matter Around Us Pure? · Is Matter Around Us Pure?
Problem
Which of the following processes is best classified as a chemical change?
(a) Dissolving table salt in water
(b) Electrolysis of liquid water to produce hydrogen and oxygen gases
(c) Condensation of ethanol vapor to liquid ethanol
(d) Sublimation of solid iodine to iodine vapor