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In a phenol, which group is the substituent on the benzene ring? a. carbonyl ]b alcohol...
1) A phenol has a(n) ________ group attached to a benzene ring. hydroxyl carbonyl amino carboxyl 2) A homologous series of alcohols contains a different number of carbon atoms, but the same number of hydroxyl groups. only isomers. the same number of carbon atoms, but a different number of hydroxyl groups. the same number of carbon atoms and the same number of hydroxyl groups. 3) Alcohols and ethers have similar functional groups, yet they have very different properties. Discuss the...
If a benzene ring has one -CF3 group as a substituent, will the next substituent add to the benzene ring in the ortho, meta, or para position? Select one: a. meta b. para only c. ortho or para d. ortho only e. cannot determine
If a benzene ring has one methyl group as a substituent, will the next substituent add to the benzene ring in the ortho, meta, or para position? Select one: a. para or meta b. para only c. meta only d. ortho only e. ortho or meta f. Ortho or para
5. Which of the following is not a meta-directing substituent
when presenbt on the benzene ring? Please give explanation,
too.
5. Which of the following is not a meta-directing substituent when present on the benzenering? a) -NHCOCH b) -NO2 d) -C N e).CO2H
please answer all
40. Which is the correct IUPAC name for "isobutyl alcohol?" a) 1-butanol c) 2-butanol b) 2-methyl-1-propanol d)2-methyl-2-propanol e) none of these 41. In a phenol, which group is the substituent on the benzene ring? a) fluoro b) hydroxyl c) sulfhydryl d) carbonyl e ) carboxyl H,C-CH2OH 42. Which is the correct IUPAC name for this compound? HyC-CH-CH2-CH-CH, a) 2-ethyl-4-pentanol c) 4-ethyl-2-pentanol b) 3-methyl-5-hexanol d) 4-methyl-2-hexanol 43. Identify the electron group geometry at each of the carbon atoms...
Identify the functional groups present in ibuprofen. O Н.С. CH OH A) phenol and ketone B) carboxylic acid and phenol C) carboxylic acid and benzene ring Н3С. CH2 D) alcohol, ketone and benzene ring CH CH3 Which of the following molecules is aromatic? A B OH NH2 A) A OH B) B C) C NH2 DD What is the classification of the side chain R group in the amino acid shown here? + ཡ་ས་ཡ H2N-CH-C-0 A) acidic CH2 B) basic...
Choose the functional group that CANNOT form a hydrogen bond with water. a. alcohol group b. sulfhydryl group c. carbonyl group d. aromatic ring e. amino group
21. Which of the following is NOT a m-directing substituent when present on the benzene ring (a)-NHCOCH3 (b) –NO2 (c) –N(CH3)3+ (d)-CN 23. The relationship of propanone and propen-2-ol is called (a) tautomers (b) conformational isomers (c)distereomers (d)resonance structures 24. Which reagent can be used to distinguish an aldehyde and a ketone? (a) Br2/CCl4 (b) KMnO4/OH- (c) Ag2O/NH4OH (d)None of these 25. The proper name for the molecule below is: (a) 2-chloro-5-aldehydotoluene (b) 6—chloro-3-aldehydotoluene (c) 3-methyl-4-chloro-benzaldehyde (d) 4-chloro-3-methylbenzaldehyde
Predict the effect the substituent attached to the benzene ring below would have on electrophilic aromatic substitution reactions? CH, CH3 a) meta director, deactivator b) ortho/para director, activator c) meta director, activator d) ortho/para director, deactivator
Aniline contains which functional group attached to the benzene ring? -Methyl -Nitro -Amino -Ester