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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write the formula to calculate the % atom economy.

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प्रश्न

Write the formula to calculate the % atom economy.

Write formula to calculate percent (%) atom economy of particular reaction.

समीकरण/सूत्र
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उत्तर

% atom economy = `" Formula mass (weight) of the desired product"/"Sum of formula masses (weights) of all the reactants used in the reaction" xx 100`

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पाठ 16: Green Chemistry and Nanochemistry - Short Answer Questions (Type-I)

APPEARS IN

एससीईआरटी महाराष्ट्र Chemistry [English] Standard 12 Maharashtra State Board
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पाठ 16 Green Chemistry and Nanochemistry
Short Answer Questions (Type-I) | Q 6

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?


Explain any three principles of green chemistry.


Answer the following:

Explain the atom economy with a suitable example.


Answer the following

How will you illustrate the principle, minimization of steps?


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.


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.


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.


In the manufacture of phenol from isopropyl benzene, the important by-product obtained is ____________.


Drath and Frost developed a green technology for the synthesis of ____________.


The formula for percentage atom economy is:

`("Formula weight of the desired product")/("'X'") xx 100`

Here, 'X' is ____________.


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 ____________.


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)

\[\ce{CH3 - CH2 - OH ->[\Delta] CH2 = CH2 + H2O}\]


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