Physical properties

1 mark · Normal

Which statement about the physical properties of alkenes with 2 to 4 carbon atoms is correct?

Show answer

Correct option: They are all gases at room temperature.

Common mistakes: Choosing 'liquids' or 'solids'; Thinking boiling point decreases with chain length

Show mark scheme and worked solution

Marking points

B1 · 1 mark · Correct statement selected: They are all gases at room temperature.

Worked solution

Alkenes from C2 to C4 are all gases at room temperature.