Indicate which compounds contain aldehyde or ketone carbonyl groups.
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Draw the structures of the products formed when the following compounds react with a reducing agent.

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Can the alcohol (CH₃)₃COH be formed by the reduction of an aldehyde or ketone? Why or why not?

Indicate which compounds contain aldehyde or ketone carbonyl groups.

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Indicate which compounds contain aldehyde or ketone carbonyl groups. 

CH₃CH₂―O―CH₂―CHO 

Draw the condensed structural formula for the alcohol formed when each of the following is reduced by hydrogen in the presence of a nickel catalyst:

d. 2-methyl-3-pentanone

Draw the condensed structural formula for the alcohol formed when each of the following is reduced by hydrogen in the presence of a nickel catalyst:

a. ethyl propyl ketone

Draw the condensed structural formula for the alcohol formed when each of the following is reduced by hydrogen in the presence of a nickel catalyst:

a. butyraldehyde

Draw the condensed structural formula for the alcohol formed when each of the following is reduced by hydrogen in the presence of a nickel catalyst:

c. hexanal