Alkanes, Alkenes, and Alkynes

What is the general formula of the alkynes?

• C_nH_2n+1
• C_nH_2n+2
• C_nH_2n-1
• C_nH_2n-2

How many carbon atoms are in propane

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

What chemical is this? (C₅H₁₀)

• Pentene

• Pentane

• Hexane

• Heptene

The molecular formula for Heptane is

• C₄H₁₀
• C₈H₁₈
• C₅H₁₂
• C₇H₁₆

Which of the following shows the structure of ethene?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-3

Which of the following shows the structure of propene?

• 
• 
• 
• 

What is the name of this hydrocarbon?

• 1 - butane

• 1 - butene

• 2 - butane

• 2 - butene

Tags

NGSS.HS-PS1-2

Which of the following is a saturated hydrocarbon?

• ethene

• heptane

• propyne

• methanol

Which of the following could contain a triple bond?

• C₄H₁₀
• C₄H₈
• C₄H₆
• C₄H₁₂

Tags

NGSS.HS-PS1-2

If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?

• 20
• 22
• 40
• 42