Organic chemistry : Alenes and Alkynes quiz 5

written by gogorabei | June 9, 2023

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#1. (42) The reaction of ethene with hydrogen peroxide to form ethylene glycol is called reaction.

(a) Baeyer's

(a) Baeyer's

(b) Oxidation

(b) Oxidation

(c) reduction

(c) reduction

(d) substitution

(d) substitution

#2. (44) Acetaldehyde atoms are bonded by …………. in its liquid state.

(a) single and Double covalent bonds only

(a) single and Double covalent bonds only

(b) single covalent and hydrogen bonds

(b) single covalent and hydrogen bonds

(c) double covalent and hydrogen bonds

(c) double covalent and hydrogen bonds

(d) all the previous

(d) all the previous

#3. (45) Ethyne can be prepared in industry by ………

(a) dropping water on calcium carbide.

(a) dropping water on calcium carbide.

(b) hydrogenation of ethene.

(b) hydrogenation of ethene.

(c) Heating the natural gas to high temperature, then fast cooling.

(c) Heating the natural gas to high temperature, then fast cooling.

(d) hydration of ethene.

(d) hydration of ethene.