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JEE Advanced levelOne or more correct optionsDifficulty 3 of 3ev215

Select the correct statements about green chemistry principles.

  1. AAtom economy is the percentage of reactant mass that ends up in the desired product
  2. BAtom economy is always equal to the percentage yield
  3. CCatalytic reagents are preferred over stoichiometric reagents
  4. DUse of renewable feedstocks means depleting fossil resources faster

Answer: A, C

Atom economy is (A true) and is not the same as yield (B false). Catalysts are used in small amounts and reused (C true). Renewable feedstocks reduce fossil use (D false).
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