Alkenes

The important element of this branch in chemistry is carbon.

• General Chemistry

• Organic Chemistry

• Biochemistry

Carbon can have 4 bonds because it has 2 valence electrons.

• True

• False

• Not sure

• Molecular Formula

• Structural Formula

• Line diagram

This chemical formula is written in what form?

• molecular formula

• skeletal formula or line diagram

• structural formula

• answer not included

Which chemical formula is in a line diagram form?

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Alkenes contain triple bonds

• TRUE

• FALSE

• Not sure

How many carbons are present in ethene?

• two

• one

• four

• three

Hydrocarbons are compounds that contain

• Carbon, only
• Carbon and Hydrogen, only
• Carbon, Oxygen, and Hydrogen, only
• Carbon, Oxygen, Hydrogen, and Nitrogen, only

What chemical is this? (C₅H₁₀)

• Pentene

• Pentane

• Hexane

• Heptene

Which of the following shows the structure of ethene?

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