Hydrocarbons 1 (Alkane)

Hydrocarbons (Alkanes)

By Elfianie Samad

Multiple Choice

Which is an alkene?

• C₅H₁₀

• C₅H₁₂

• C₅H₆

• C₆H₁₄

Multiple Choice

Which is an alkane?

• C₆H₆

• C₆H₁₀

• C₇H₁₄

• C₇H₁₆

Multiple Choice

The properties of alkanes change as the size of the molecule increases.

How do the properties change?

• Boiling point increases and flammability increases

• flammability decreases and viscosity increases

• flammability increases and melting point increases

• viscosity increases and boiling point decreases

Multiple Choice

Which statement about alkanes are correct?

• A molecule of propane has 2 carbon atoms.

• general formula is C_nH_2n

• undergo incomplete combustion to produce carbon dioxide and water

• react with chlorine in a substitution reaction

Multiple Choice

Which conditions is required for methane to undergo substitution reaction with chlorine?

• blue light

• in the dark

• ultra-violet light