Question

. Identify the correct statements from the following:
(a) \(\mathrm{CO}_{2}(g)\) is used as refrigerant for ice-cream and frozen food.
(b) The structure of \(C_{60}\) contains twelve six carbon rings and twenty five carbon rings.
(c) \(Z S M-5\), a type of zeolite, is used to convert alcohols into gasoline.
(d) \(C O\) is colorless and odourless gas.
A (a), (b) and (c) only
B (a) and (c) only
c (b) and (c) only
D. (c) and (d) only

Answer 1

Solution:
(1) \(\mathrm{CO}_{2}(s)\) (dry ice) [not \(\mathrm{CO}_{2}(g)\) ] is used as refrigerant for ice cream and frozen food.
(2) The structure of \(C_{60}\) contains 20 six carbon rings and 12 five carbon rings.
(3) \(Z S M-5\) (a type of zeolite) is used to convert alcohols directly into gasoline.
(4) \(C O(g)\) is colourless and adourless gas

Answer 2

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Answer 3

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