MCQ-Organic-I

Saturated hydrocarbons are otherwise referred as ________________

• Alkanes

• Alkenes

• Alkynes

• Alkaloids

Identify the correct alkane name for the molecular formula C30H62

• Propdecane
• Eicosane
• Triacontane
• Dodecane

Identify the smallest alkane which can form a ring structure (cycloalkane)?

• Cyclomethane
• Methane
• Cyclopropane
• Propane

The first step in IUPAC nomenclature is to identify the total number of carbon atoms present in the compound.

• True
• False
• Both
• None

The substituent in the chain is named by replacing the “ane” in the alkanes by _________

• ene
• ic
• one
• yl

Dienes are the name given to compounds with 

• Exactly a double bond
• Exactly a triple bond
• Exactly two double bond
• More than two double bond

Triple bond with two carbon atoms on either side is called

• Methnyl group
• Ethynyl group
• Propionyl group
• Propargyl group

The substituent groups that are commonly associated with benzene ring are 

• Phenyl and benzyl
• Propyl and phenyl
• Methyl and benzyl
• Butyl and phenyl

In Alkenes the Carbon atoms are connected to each other by a

• Single bond
• Double bond
• Triple bond
• Not connected

Which among these is not a structural isomer of the compound C4H8?

• But-1-ene
• But-2-ene
• But-3-ene
• 2-methylpropene