Question

What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining functional group of a carboxylic acid? a) an-H attached to a carbonyl group b) an-H attached to a carbon-carbon triple bond c) an-OH attached to a carbonyl group d) an -OH group attached to a O-C double bond e) an-OH group attached to an aromatic ring To convert a carboxylic acid to an aldehyde a) convert the acid to an acid chloride, then use lithium aluminum b) oert the acid to an ester, then use H, heat, pressure, and a platinum catalyst )use Ha, heat, pressure, and a platinum catalyst d) convert it to an acid chloride, then use ammonia react it with LiAIH 4. What acid exhibits the lowest value for its pKa? a) 4-chlorobutanoic acid b) 3-chlorobutanoic acid c) acetio acid d) 2-chlorobutanoic acid e) trichloroacetic acid 5 An unknown, crystalline substance is probably a carboxylic acid if it a) is insoluble in both dilute HCI and dilute NaHCOs, but dissolves in benzene with b) dissolves in water and crystallizes out on addition of ethyl alcohol d) dissolves in dilute HCl, and crystallizes out on addition of dilute NaOH evolution of bubbles of carbon dioxide e dissolves in dilute, aqucous ammonia with evolution of bubbles of ammonia gas. eis insoluble in water but dissolves in sodium bicarbonate solution with evolution of bubbles of carbon dioxide.

Answer 1

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