Q3 of 16 Page 158

Prepare a short note on petrochemicals.

Petrochemicals are the chemicals prepared from the hydrocarbons that are separated from petroleum.

i. These include some components obtained by fractional distillation of petroleum and the substances prepared from them.


ii. Various substances such as paints, plastic, ointment, creams etc. are obtained from petrochemicals.



More from this chapter

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1

The balanced chemical equation for the thermal decomposition of heptane is given.

C7H16 (l) → C4H10 (g) + C3H6 (g)


a) Which of these components can be used as LPG?


b) In which state is the component collected and stored?

 2

The characteristics of some components of petroleum are given. Match them appropriately.

 4

List the important uses of coal. Name the form of coal with the highest carbon content.

 5

Describe how coal is formed?