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Green chemistry has helped in developmen...

Green chemistry has helped in development of process for manufacture of polystyrene foam sheet packaging material by using..... as the blowing agent.

A

Steam

B

`CO_2`

C

CFCs

D

Methane

Text Solution

Verified by Experts

The correct Answer is:
B
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BRILLIANT PUBLICATION-ENVIRONMENTAL CHEMISTRY-QUESTIONS LEVEL-II
  1. The practice of application of sewage sludge to the land is increasing...

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  2. Which of the following is incorrect regarding green chemistry?

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  3. Green chemistry has helped in development of process for manufacture o...

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  4. Which one of the following statements is false?

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  5. Freon is not recommended to be used in refrigerators because they:

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  6. Identify the wrong statement in the following:

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  7. Which of the following statements is not true about classical smog?

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  8. Which of the following statements is wrong?

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  9. Which of the following practices will not come under green chemistry?

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  10. Which of the following statements about sewage treatment is false?

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  11. When rain is accompanied by a thunderstorm, the collected rain water w...

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  12. Which of the following statements is false?

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  13. Peeling of ozone umbrella, which protects us from UV rays is caused by

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  14. Loam soil contains almost equal amounts of

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  15. Incomplete combustion of petrol or diesel in automobile engines can be...

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  16. Which of the following causes damage to the building containing calciu...

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  17. Persons working in cement plants and limestone quarries are more prone...

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  18. Main pollutants released from iron and steel industry is

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  19. Which is incorrectly matched?

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  20. Man dies in the atmosphere of CO because it

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