Question

Identify the correct statements from the following.
(a) $C{O}_2$(s) is used as refrigerant for ice-cream and frozen food.
(b) The structure of $C_{60}$ contains twenty six membered rings and twelve five membered rings.
(c) ZSM-5, a type of zeolite, is used to convert alcohols into gasoline.
(d) $CO$ is fairly soluble in water.

• A. (a) and (c) only
• B. (b) and (c) only
• C. (c) and (d) only
• D. (a), (b) and (c) only

Answer 1

The correct option is D (a), (b) and (c) only

• $CO$ is almost insoluble in water.
• $C{O}_2$(s) is called dry ice used as refrigerant.
• $C_{60}$ contains 20 six membered rings and 12 five membered rings.