IUPAC name of an aldehyde or acid from its formula or common name

1. A.
   Propanoic acid
2. B.
   Prop-2-enoic acid
3. C.
   2-Methylpropanoic acid
4. D.
   2-Hydroxypropanoic acid

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1. A.
   Hexanedioc acid
2. B.
   Hexa-2,4-dienoic acid
3. C.
   Penta-1,3-dienoic acid
4. D.
   Pentenedioc acid

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1. A.
   2-methyl benzaldehyde
2. B.
   2-hydroxy benzaldehyde
3. C.
   2-methyle propanol
4. D.
   benzene carbaldehyde

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1. A.
   Acetaldehyde
2. B.
   Methylaldehyde
3. C.
   Ethanol
4. D.
   Ethanal

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