Structure of Alkanes

What is the structural formula of ethane?

• C2H6

• CH4-CH2-CH3

• CH3-CH2-CH3

• CH3-CH3

How many carbon atoms are present in methane?

• 4

• 1

• 6

• 5

What is the general formula for alkanes?

• CnH2n

• CnH2n-2

• CnH2n+3

• CnH2n+2

What is the IUPAC name for a 4-carbon alkane?

• ethane

• methane

• butane

• propane

How many hydrogen atoms are in a hexane molecule?

• 10

• 12

• 6

• 8

What is the prefix used for a 5-carbon alkane?

• but

• oct

• pent

• hex

What is the suffix used for naming alkanes?

• -yne

• -ene

• -ide

• -ane

What is the molecular formula of butane?

• C3H8

• C4H10

• C5H10

• C4H12

What is the systematic name for a 6-carbon alkane?

• octane

• methane

• hexane

• heptane

How many hydrogen atoms are in a pentane molecule?

• 14

• 16

• 12

• 18