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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.
पर्याय
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
Choose the most correct option.
Which of the following is ϒ-isomer of BHC?
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
Give two examples of catalysts.
In green technology developed by Drath and Frost, adipic acid is enzymatically synthesized from _______.
Name the γ-isomer of Benzene hexachloride.
Define atom economy.
Write one example of safer solvent and hazardous solvent.
____________ can be categorised as a green solvent.
The formula for percentage atom economy is:
`("Formula weight of the desired product")/("'X'") xx 100`
Here, 'X' is ____________.
Mandelonitrile is obtained by the reaction between hydrogen cyanide and ______.
The international plastic recycle mark with 'Number 1' is given to ____________.
Which of the following is recycled to prepare foam packaging and light switchplates?
γ-isomer of BHC is called as ____________.
Identify the use of polyethylene terephthalate.
Identify the polymer used in making floor tiles.
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?
If salicylic acid (138 u) reacts with acetic anhydride (102 u) to from aspirin (180 u) calculate % atom economy.
