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प्रश्न
What is known as destructive distillation? Write about the products obtained from fractional distillation of petroleum.
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उत्तर
Coal when heated in the absence of air does not bum but produces many by-products. This process of heating coal in the absence of air is called destructive distillation of coal.
Products obtained from petroleum:
- Liquefied Petroleum Gas or LPG
- Diesel and petrol
- Kerosene
- Lubricating oil
- Paraffin
- Bitumen or asphalt
- Refinery Gas
- Naphtha
- Fuel Oil
- Chemicals
- Jet fuel
- Waxes
- Polishes
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संबंधित प्रश्न
Name the petroleum product used for surfacing of roads.
Kerosene is not a fossil fuel.
Fill in the following blanks with suitable words :
LPG is a ........... fuel but biogas is not a..........fuel.
While discussing about coal and petroleum a teacher told his students about PCRA's (Petroleum Conservation Research Association) guidelines to save the fossil fuels while driving vehicles. Deepa was going to her school with her mother who was driving car. At the traffic signal, when the light was red, Deepa suggested her mother to switch of the engine.
After reading the above passage, answer the following questions :
(a) Fossil fuels are natural resources, then why do we need to conserve them?
(b) List any two ways of saving the fossil fuels.
(c) State two values exhibited to Deepa.
Which of the following is not a constituent of petroleum?
Name the petroleum product used as fuel for stoves, lamps and jet aircrafts.
Coal and petroleum are formed from the dead remains of organisms and are known as ______.
We say fossil fuels will last only for a few hundred years. Comment.
Write some important uses of the various constituents of petroleum.
Crude oil is used as a sealant for waterproofing various surfaces.
