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प्रश्न
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days _______ is used as insecticides.
विकल्प
Benzene
BHC
Chlorobenzene
Ethanol
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उत्तर
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days BHC is used as insecticides.
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संबंधित प्रश्न
Write the formula to calculate the % atom economy.
Name the γ-isomer of BHC.
How will you illustrate the use of a safer solvent and auxiliaries?
Answer the following
Define catalyst.
Explain any three principles of green chemistry.
Answer the following:
Explain the atom economy with a suitable example.
Answer the following
How will you illustrate the principle, minimization of steps?
Mention the total number of principles of green chemistry.
Define atom economy.
____________ can be categorised as a green solvent.
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 ____________.
Mandelonitrile is obtained by the reaction between hydrogen cyanide and ______.
Which of the following is recycled to prepare foam packaging and light switchplates?
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 use of polyethylene terephthalate.
Define the role of safer chemistry in accident prevention.
Calculate the atom economy of the following:
(At mass of C = 12, H = 1, 0 = 16)
\[\ce{CH3 - CH2 - OH ->[\Delta] CH2 = CH2 + H2O}\]
How many principles does green chemistry have?
Which of the following is used as green solvent?
