Nomenclature of Alcohol, Aldehyde, Ketone and Halogens

Q.

Are keto-enol tautomers, constitutional isomers?

Q. Give the IUPAC name of the following compounds.

(i) An aldehyde attached to the terminal carbon atom of a chain containing four carbon atoms having single bond between them.
(ii) A ketone derived from propane.
(iii) A monochloride derived from methane.
(iv) An alcohol derived from pentane.
(v) A carboxylic acid containing two carbon atoms.
[5 Marks]

Q. The hydrocarbon with three carbon atoms skeleton and an -OH group attached to the terminal carbon atom is known as .

1. propan-3-al
2. propan-1-al
3. propan-3-one
4. propan-1-ol

Q.

What is the name of the compound given below?

1. Butane

2. Propene

3. Butanol

4. Propanol

Q. The functional group present in the given compound is _________.

1. alcohol
2. ketone
3. aldehyde
4. carboxylic acid

Q. Chlorine replaces hydrogen from the hydrocarbons to produce various products. This type of reaction is called ______ reaction.

1. hydrogenation
2. substitution
3. addition
4. combination

Q.

Define isomerism.

Q. The points to be considered while writing the IUPAC names are:

1. Number of carbon atoms
2. Unsaturation
3. Valency of the heteroatom
4. Functional group

Q.

Define Isomerism

Q. The hydrocarbon with three carbon atoms skeleton and an -OH group attached to the terminal carbon atom is known as .

1. propan-3-al
2. propan-1-al
3. propan-3-one
4. propan-1-ol

Q. Ethanal is also called as acetaldehyde.

1. True
2. False

Q. The functional group present in the given compound is ________.

1. alcohol
2. ketone
3. aldehyde
4. carboxylic acid

Q. Name the hydrocarbon having three carbon atoms and an -OH group attached to the terminal carbon atom.

1. Propan-1-ol
2. Propan-1-oic acid
3. Propan-1-al
4. Propan-1-one

Q. what does alpha , beta etc mean while writing IUPAC names?

Q. Name the hydrocarbon having three carbon atoms and an -OH group attached to the terminal carbon atom.

Q. The hydrocarbon with three carbon atoms skeleton and an -OH group attached to the terminal carbon atom is known as .

1. propan-3-al
2. propan-1-al
3. propan-3-one
4. propan-1-ol

Q. Methanol is used in alcoholic drinks.

1. True
2. False

Q. The IUPAC name of the compound $Cl-C{H}_2-C{H}_2-C{H}_2-C{H}_2-OH$ is

1. 3-chlorobutanal
2. chlorobutan-4-ol
3. 4-chlorobutan-1-ol
4. chlorobutanal

Q. The functional group in butan-1-ol is:

1. -OH
2. -NH₂
3. -COOH
4. -CHO

Q. The functional group present in the given compound is _________.

1. alcohol
2. carboxylic acid
3. ketone
4. aldehyde

Q. The IUPAC name of $({\text{C}}_2{\text{H}}_5{)}_2{\text{CHCH}}_2\text{OH}$ is ____________.

1. 2-ethylbutan-1-ol
2. 2-ethylpentan-1-ol
3. 2-methylpentan-1-ol
4. 3-ethylbutan-4-ol

Q. Match the functional groups with their general notation.

1. $-OH$
2. $-C=O$
3. $-CHO$
4. $-COOH$

Q.

Give the structural formula for the following:

(a) Methanoic acid

(b) Ethanal

(c) Ethyne

(d) Acetone

(e) 2-methyl propane