Which of the following is the correct IUPAC name for the compound with the formu

Which of the following is the correct IUPAC name for the compound with the formula C2H5-CHO?

Which of the following is the correct IUPAC name for the compound with the formula C2H5-CHO?

Step 1: Identify the formula given, which is C2H5-CHO.
Step 2: Recognize that the 'CHO' part indicates the presence of an aldehyde functional group.
Step 3: Count the number of carbon atoms in the compound. C2H5 has 2 carbon atoms.
Step 4: Since there are 2 carbon atoms and it is an aldehyde, we can use the prefix 'eth-' for the two carbons.
Step 5: The suffix for aldehydes is '-al'. Combine the prefix and suffix to form the name.
Step 6: Therefore, the IUPAC name for the compound C2H5-CHO is 'Ethanal'.
Step 7: However, 'Acetaldehyde' is a common name for the same compound, which is also acceptable.

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