Hydrocarbons (Alkanes, Alkenes, Alkynes)

Which of the following does not contain only carbon and hydrogen

• alkanes 
• alkenes
• alkynes
• alkanols

When the ring on a Bunsen burner is closed during a combustion reaction , soot forms. Soot is?

• carbon dioxide
• carbon
• carbon monoxide
• burnt propane

Which one of the following is saturated?

• water
• C₄H₈
• C₄H₁₀
• C₅H₈

Which of the following could contain a triple bond?

• C₄H₁₀
• C₄H₈
• C₄H₆
• C₄H₁₂

Tags

NGSS.HS-PS1-2

Which of the following has the highest viscosity

• petrol 
• diesel
• biodiesel
• LPG

Which of the following would have the highest melting point?

• C₃H₈
• C₄H₈
• C₅H₁₂
• C₂₂H₄₄

Tags

NGSS.HS-PS1-3

As the number of carbons increases in an homologous series the melting point generally...

• increase
• decrease
• stay the same
• varies

Which of the following will react with Br_2(l)

• hexene 
• cyclohexane
• hexane
• alkanes

Which of the following undergoes addition reactions

• alkanes
• alkanes and alkenes
• alkanes and alkynes
• alkenes

Which of the following generally undergoes substitution reactions

• alkanes
• alkenes
• Alkanes and alkenes 
• algebras

Tags

NGSS.HS-PS1-2