Chemistry
Grade-8
Easy
Question
Read the following paragraph and fill in the blanks by choosing the correct option.
When a crude oil(petroleum) is subjected to fractional distillation, The component (i)_______ out last. This component is used for making paints and surfacing roads. The another component which comes out at 40℃ is (ii)______ And is used for fuels in vehicles. The component which distil out at 330℃ is (iii)_____.
(i)
(ii)
(iii)
Bitumen
Paraffin wax
Lubricating oil
(i)
(ii)
(iii)
Bitumen
Petrol
Lubricating oil
(i)
(ii)
(iii)
Bitumen
Petrol
Cold oil
(i)
(ii)
(iii)
Paraffin wax
Lubricating oil
Disel
| (i) | (ii) | (iii) |
| Bitumen | Paraffin wax | Lubricating oil |
| (i) | (ii) | (iii) |
| Bitumen | Petrol | Lubricating oil |
| (i) | (ii) | (iii) |
| Bitumen | Petrol | Cold oil |
| (i) | (ii) | (iii) |
| Paraffin wax | Lubricating oil | Disel |
Hint:
Follow the principle of petroleum extraction and fractional distillation.
The correct answer is:
(i)
(ii)
(iii)
Bitumen
Petrol
Lubricating oil
When a crude oil(petroleum) is subjected to fractional distillation, The component (i)bitumen out last. This component is used for making paints and surfacing roads. The another component which comes out at 40℃ is (ii)petrol And is used for fuels in vehicles. The component which distil out at 330℃ is (iii)lubricating oil.
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