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प्रश्न
Catalyst used for hydrogenation of oil is ___________
पर्याय
V2O5
Fe
Raney Ni
MnO2
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उत्तर
Catalyst used for hydrogenation of oil is Raney Ni
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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.
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?
According to less hazardous chemical synthesis point of view, instead of harmful DDT now a days _______ is used as insecticides.
In green technology developed by Drath and Frost, adipic acid is enzymatically synthesized from _______.
Mention the total number of principles of green chemistry.
Name the γ-isomer of Benzene hexachloride.
Which principle of green chemistry has its perspective towards carrying out reactions at room temperature and pressure?
In the manufacture of phenol from isopropyl benzene, the important by-product obtained is ____________.
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 ______.
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:
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 primary benzylic alcohol?
