Synthesis 2024 Exam Questions with
100% Correct Answers
What are the two reagents needed to convert benzene to
nitrobenzene? - Answer>>Concentrated sulphuric acid and
concentrated nitric acid
What are the two reagents needed to convert nitrobenzene to
phenyl amine? - Answer>>Concentrated HCl and a tin catalyst
Why does the use of catalysts make a process greener? -
Answer>>It lowers the operating temperature, therefore
reducing energy requirements
Benefits of one method over the other could include... -
Answer>>No other byproducts formed, less reactant required
What is the benefit of using a solid catalyst? - Answer>>It can
be separated from the reactants
What is a racemic mixture? - Answer>>A mixture with equal
amounts of both enantiomers so that it does not rotate plane
polarised light
What are the benefits of isomerisation of an inactive form of a
medicine? - Answer>>As a result all of it can be used and there
is no need to separate active and inactive isomers
What is the equation for the formation of the electrophile during
the formation of nitrobenzene? - Answer>>HNO3 + 2H2SO4 =
NO2+ + 2HSO4- + H3O+