Advertisements
Advertisements
Question
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days _______ is used as insecticides.
Options
Benzene
BHC
Chlorobenzene
Ethanol
Advertisements
Solution
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days BHC is used as insecticides.
APPEARS IN
RELATED QUESTIONS
Choose the most correct option.
Which of the following is ϒ-isomer of BHC?
Write the formula to calculate the % atom economy.
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.
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?
Catalyst used for hydrogenation of oil is ___________
In green technology developed by Drath and Frost, adipic acid is enzymatically synthesized from _______.
Which principle of green chemistry has its perspective towards carrying out reactions at room temperature and pressure?
Write one example of safer solvent and hazardous solvent.
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 ____________.
The international plastic recycle mark with 'Number 1' is given to ____________.
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?
If salicylic acid (138 u) reacts with acetic anhydride (102 u) to from aspirin (180 u) calculate % atom economy.
Which of the following is used as green solvent?
