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प्रश्न
Bottom ash of thermal power stations can be used as raw material for cement and brick industry. This example illustrates which of the following principle of green chemistry?
विकल्प
Atom economy.
Designing safer chemicals.
Design for energy efficiency.
Prevention of waste or by products.
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उत्तर
Prevention of waste or by products.
APPEARS IN
संबंधित प्रश्न
Write the formula to calculate the % atom economy.
Name the γ-isomer of BHC.
Explain any three principles of green chemistry.
Answer the following:
Explain the atom economy with a suitable example.
Answer the following
Give two examples of catalysts.
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days _______ is used as insecticides.
Mention the total number of principles of green chemistry.
Which principle of green chemistry has its perspective towards carrying out reactions at room temperature and pressure?
Define atom economy.
Explain prevention of waste or by products which is one of the principles of green chemistry.
In the manufacture of phenol from isopropyl benzene, the important by-product obtained is ____________.
Drath and Frost developed a green technology for the synthesis of ____________.
The formula for percentage atom economy is:
`("Formula weight of the desired product")/("'X'") xx 100`
Here, 'X' is ____________.
The international plastic recycle mark with 'Number 1' is given to ____________.
Which of the following is recycled to make trash-can liners?
γ-isomer of BHC is called as ____________.
All the following statements are CORRECT, EXCEPT:
Identify the polymer used in making floor tiles.
Define the role of safer chemistry in accident prevention.
How many principles does green chemistry have?
