Multiple choice

Which of the following is used as a test fuel component in antiknock test engines?

  1. n-Heptane

  2. Hexabromocyclododecane

  3. Hexafluoroisopropanol

  4. Hexafluoroacetone

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

n-Heptane is the straight-chain alkane with the chemical formula H3C(CH2)5CH3 or C7H16. When used as a test fuel component in antiknock test engines, a 100% heptane fuel is the zero point of the octane rating scale.