Welcome to the Quiz!

This quiz contains 11 questions from a mix of 1 subtopics.

What is the functional group present in alcohols?

carboxyl (-COOH)

aldehyde (-CHO)

amino (-NH2)

hydroxyl (-OH)

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Which of the following represents the general formula for alcohols?

CnH2nOH

CnH2n+1OH

CnH2n+2

CnH2n-1OH

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In which type of alcohol is the -OH group connected to a carbon atom that is also bonded to only one other alkyl group?

secondary alcohol

primary alcohol

tertiary alcohol

quaternary alcohol

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In a tertiary alcohol, how many alkyl groups are bonded to the carbon atom that is connected to the -OH group?

2

3

4

1

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What type of bond is formed between the oxygen and hydrogen atoms in the hydroxyl group of alcohols?

polar covalent bond

ionic bond

metallic bond

non-polar covalent bond

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Which of the following best describes the partial charges on the atoms in the hydroxyl group of alcohols?

both the hydrogen and oxygen atoms have partial negative charges (δ-)

the hydrogen atom has a partial negative charge (δ-), and the oxygen atom has a partial positive charge (δ+)

the hydrogen atom has a partial positive charge (δ+), and the oxygen atom has a partial negative charge (δ-)

both the hydrogen and oxygen atoms have partial positive charges (δ+)

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What type of intermolecular force is formed between the partially positively charged hydrogen atom (δ+) and the lone pairs of electrons on oxygen atoms in other polar molecules?

hydrogen bonds

dipole-dipole forces

induced dipole-dipole forces

covalent bonds

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Which of the following alcohols is most soluble in water?

propanol

butanol

methanol

ethanol

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As the molecular size of alcohols increases, their solubility in water...

increases

fluctuates randomly

remains the same

decreases

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Compared to alkanes of similar molecular size, alcohols have...

higher boiling points

lower boiling points

similar boiling points

boiling points that are not related to their molecular size

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In alcohols, the bond between oxygen and hydrogen in the hydroxyl group is due to the difference in between the two atoms.

polar
electronegativity

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