Naming Branched Alkanes

Which of the following describes an isomer?

• (A) They have the same empirical formula

• (B) They have different physical properties

• (C) They have different structures/arrangement of atoms

• B and C only

• A, B and C

Name the compound

• 2,2-diethylpropane

• 3,3-ethylpentane

• 3,3-dimethylpentane

• 3,3-methylpentane

Name the compound

• 3,4-dimethylpentane

• 3,4-dimethylpentane

• 2,3-methylpentane

• 2,3-ethylpentane

• 2,3-dimethylpentane

Name the compound

• 2,3-dimethyl-4-ethylheptane

• 4-ethyl,2,3-methylheptane

• 2,3-dimethylheptane

• 4-ethyl,1,1,2-trimethylhexane

• 4-ethyl-2,3-dimethylheptane

The structure of 3-ethyl-2-methylheptane is

• 
• 
• 
• none of the above

• all are correct

The structure of

3,3-diethyl-2,4-dimethylpentane is

• 
• 
• 
• all are correct

• no correct answer

The structure of 2,3,4-trimethylpentane is

• 
• 
• 
• none are correct

• all are correct

Hydrocarbons are made up of

• carbon only

• hydrogen only

• carbon and hydrogen only

• carbon, hydrogen and oxygen only

• more than 10 elements

Organic Chemistry is the study of

• Carbon compounds

• Group I compounds

• Oxygen Compounds

• Sulfur Compounds

The maximum number of covalent bonds in a carbon atom is....

• 6

• 2

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2