Nomenclature of Carbon Compounds

Q.

The molecular formula of a hydrocarbon is C₅H₁₀. Name its homologous series.

Q. A hydrocarbon contains three carbon atoms and a triple bond. Which among the following is the correct IUPAC nomenclature for this hydrocarbon?

1. Propyne
2. Pentene
3. Propene
4. Pentyne

Q. The IUPAC name of the given compound is ________.

1. 4-methylhexane
2. 4-ethylpentane
3. 2-ethylpentane
4. 3-methylhexane

Q. A hydrocarbon contains three carbon atoms and a triple bond. Which among the following is the correct IUPAC nomenclature for this hydrocarbon?

1. Propyne
2. Propene
3. Pentyne
4. Pentene

Q. is the smallest alkane that can show structural isomerism.

1. Butane
2. Propane
3. Pentane

Q. What amount of Buckminster fullerene contains 60 carbon atoms?

Q. Identify the line structure of the compound below.
${\mathrm{CH}}_3-\mathrm{CH}=\mathrm{CH}-C\equiv \mathrm{CH}$

1. 
2. 
3. 
4. 

Q. The suffix used in the nomenclature of saturated hydrocarbons is:

1. ine
2. yne
3. ene
4. ane

Q. What is the ratio of hydrogen atoms present in hept-2-yne to that in but-2-ene?

1. 3:2
2. 3:4
3. 5:2
4. 6:5

Q. Which amongst the following is an unsaturated hydrocarbon?

1. Ethyne
2. Ethane
3. Butane
4. Pentane

Q. How many carbon atoms are present in one molecule of butene?

1. Five
2. Three
3. Six
4. Four

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. The IUPAC name of the given compound is ________.

1. 4-methylhexane
2. 4-ethylpentane
3. 2-ethylpentane
4. 3-methylhexane

Q. is used as the primary suffix in the nomenclature of the compound $C{H}_2=CH-C{H}_2-C{H}_3$.

1. -ane
2. -ene
3. -yne

Q. An unsaturated hydrocarbon :

1. contains only six carbon atoms.
2. contains fewer hydrogen atoms than is needed for carbon to have its usual valency of four.
3. Always contains equal number of carbon and hydrogen atoms.
4. Contains a chain of carbon and oxygen atoms.

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

1. -OH
2. -COOH
3. -NH₂
4. -CHO

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

Q. Which amongst the following is an unsaturated hydrocarbon?

1. Ethyne
2. Ethane
3. Pentane
4. Butane

Q. A hydrocarbon in which a bromine atom is attached to an ethyl group can be named as .

1. ethylbromine
2. bromoethane
3. bromamine
4. ethane bromide

Q. The word root for a hydrocarbon with three carbon atoms is ________.

1. meth
2. prop
3. eth
4. but

Q. Which amongst the following is an unsaturated hydrocarbon?

1. Ethyne
2. Ethane
3. Pentane
4. Butane

Q. Pick out the suitable statements for the given compound.

${\text{CH}}_3-{\text{CH}}_2-{\text{CH}}_2-\text{CH}=\text{CH}-{\text{CH}}_3$

1. It's a saturated compound
2. It's an alkene
3. General formula of the compound is ${\text{C}}_{\text{n}}{\text{H}}_{\text{2n}}$
4. IUPAC name is hex-4-ene

Q. What is the name of the compound given below?

1. But-2-ene
2. But-1-yne
3. Butane
4. Butene

Q. Match the number of carbon atoms with its corresponding word root.

1. eth
2. but
3. hept
4. dec