Advertisements
Advertisements
प्रश्न
Catalyst used for hydrogenation of oil is ___________
विकल्प
V2O5
Fe
Raney Ni
MnO2
Advertisements
उत्तर
Catalyst used for hydrogenation of oil is Raney Ni
APPEARS IN
संबंधित प्रश्न
Answer the following:
Explain the atom economy with a suitable example.
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 _______.
Name the γ-isomer of Benzene hexachloride.
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.
____________ 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 make trash-can liners?
γ-isomer of BHC is called as ____________.
Identify the use of polyethylene terephthalate.
Identify the polymer used in making floor tiles.
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?
