21. Which of the following is produced in the reaction below? 2CH3CH2-SH Hg2+ a.

Question

21. Which of the following is produced in the reaction below? 2CH3CH2-SH Hg2+ a. CH,CH SSCH CH b. CH.CH SHgSCH.CH d. HSHgSH 22 Dehydration of an alcohol will produce an)- b. ether c. alkene d. carbonyl a. alcohol 23. What is the IUPAC name for HOCH2CHOHCH OH? a. glycerol b. trisopropyl aloohol c. 1-hydroxy-2,3-propanediol d. 1,2,3-propanetriol 24. In order to carry out the following reaction which of the following reagents would be needed? a. (O) followed by (H) b. (H) followed by HSO c. HO/ H SO,followed by (O) d. (O) followed by H:SO 25. The IUPAC name of ethyl methyl ether is . a. 1-methoxyethane b. ethoxymethane c. 2-methoxyethane d. 1-etoxymethape 26. The IUPAC name of ethyl methyl ether is a. 1-methoxyethane b. ethoxymethane c. 2-methoxyethane d. 1-etoxymethape 27. Which of the following will react with Tollens' reagent? a. b. d. CHr-CH CH CHy-CH-CH 28. The intermediate product of two moles of a primary alcohol and one mole of a ketone would be a(n) a. acetal b. ketal c. hemiacetal d

Explanation / Answer

21. The answer is B

22. The answer is C, alkene

23. The answer is D

24. The answer is C, the addition of water to alkene leads to the formation of alcohol. Alcohol is oxidized to the ketone.

25. The answer is A, 1-methoxyethane

26. The answer is A, 1-methoxyethane

27. The answer is A, The aldehyde gives tollen's reagent

28. The answer is D, hemiketal

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