Alkanes and Alkenes_4 CA 2025

For a compound to be considered an organic compound it must contain

• Carbon

• Hydrogen

• Oxygen

• Nitrogen

What is the general formula of an alkane?

• 2n+2
• C_nH_2n+2

• C_nH_2n

• C_nH_n

Answer explanation

An alkane has a formula of C_nH_2n+2 and an alkene has a formula of C_nH_2n.

Which formula represents a saturated hydrocarbon?

• A
• B
• C
• D

Select the formula for the following name: Octene

• C₈H₁₆

• C₈H₁₄

• C₈H₁₈

• C₈H₁₅OH

Classify the compound based on the functional group present.

• alkane
• alkene
• alkyne
• aromatic

What is a functional group?

• Group of atoms that give specific characteristics to a molecule

• Group of molecules that give specific characteristics to an atom

• Group of molecules that make up a group of atoms

• Group of atoms that give specific characteristics to an element

Hydrocarbons are compounds that contain

• only carbon atoms.

• only carbon and hydrogen atoms.

• only carbon, oxygen, and hydrogen atoms.

• carbon, oxygen, hydrogen, and nitrogen atoms

How many carbon atoms are in propane?

• 1
• 2
• 3
• 4

Unsaturated molecules contain...

• A carbon to carbon double bond

• Only single bonds between carbon atoms

• A water molecule

• A hydroxyl group

Name this alkane

• Methane
• Ethane
• Propane
• Butane