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प्रश्न
Define atom economy.
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उत्तर
Atom economy is a measure of the amount of atoms from the starting materials that are present in the useful products at the end of the chemical process.
संबंधित प्रश्न
Write the formula to calculate the % atom economy.
How will you illustrate the use of a safer solvent and auxiliaries?
Answer the following
Define catalyst.
Answer the following:
Explain the atom economy with a suitable example.
Answer the following
Give two examples of catalysts.
Catalyst used for hydrogenation of oil is ___________
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?
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.
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?
γ-isomer of BHC is called as ____________.
All the following statements are CORRECT, EXCEPT:
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)
\[\ce{CH3 - CH2 - OH ->[\Delta] CH2 = CH2 + H2O}\]
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?
