Alkenes

What chemical is this? (C₅H₁₀)

• Pentene

• Pentane

• Hexane

• Heptene

Hydrocarbons that contain a double bond are classified as ___

• alkanes

• alkenes

• alkynes

• alkines

Which of the following shows the structure of ethene?

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• 
• 
• 

Tags

NGSS.HS-PS1-3

Which of the following shows the structure of propene?

• 
• 
• 
• 

Which reaction involves the addition of hydrogen to an alkene to form an alkane?

• Hydration

• Hydrogenation

• Halogenation

• Polymerization

What is the name of the process that converts unsaturated hydrocarbons to saturated hydrocarbons using a catalyst?

• Catalytic cracking

• Catalytic reforming

• Catalytic hydrogenation

• Catalytic hydration

Draw But-1,3-diene

State the general formula for alkene

• C_nH_2n+2

• C_nH_2n

• C_nH_2n+1

• C_nH_2n-2

Which are the following are all alkenes?

• methane, ethane, propane

• methane, ethene, propene

• methene, ethene, propene

• ethene, propene, butene

Which of the following statement is correct?

• Alkenes can turn aqueous bromine from reddish-brown to colourless.

• Alkenes can turn aqueous bromine from colourless to reddish-brown.

• Alkanes can turn aqueous bromine from reddish-brown to colourless.

• Alkanes can turn aqueous bromine from colourless to reddish-brown.

Tags

NGSS.HS-PS1-1