Identify the correct statements from the following: (a) is used as refrigerant for ice-cream and frozen food. (b) The structure of contains twelve six carbon rings and twenty five carbon rings. (c) ZSM-5, a type of zeolite, is used to convert alcohols into gasoline. (d) CO is colorless and odourless gas.
(a), (b) and (c) only
(a) and (c) only
(b) and (c) only
(c) and (d) only
Dry ice, , is used as refrigerant. contains 20 six membered rings, 12 five membered rings. ZSM-5 is used to convert alcohols into gasoline. CO is a colorless and odourless gas. Thus, (c) and (d) are correct.
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