The following are properties of chlorofluorocarbons (pollutants that destroy the ozone layer). Classify each as physical or chemical.
a. tasteless
b. odorless
c. non-flammable
d. unreactive
e. split apart in the presence of ultra-violet radiation

• A. a. chemical; b. chemical; c. physical; d. physical; e. physical
• B. a. physical; b. chemical; c. physical; d. chemical; e. chemical
• C. a. chemical; b. physical; c. physical; d. chemical; e. physical
• D. a. chemical; b. physical; c. chemical; d. physical; e. chemical
• E. a. physical; b. physical; c. chemical; d. chemical; e. chemical

Answer: (E)