Quiz on Industrial Methanol Synthesis and Applications

What is the chemical formula for methanol?

• C3H8O

• CH3OH

• C4H10O

• C2H5OH

Which company developed the commercial process for methanol production based on syngas?

• BASF

• ICI

• Lurgi

• Haldor Topsoe

What is the ideal H2/CO ratio for syngas used in methanol production?

• 1 mol/mol

• 3 mol/mol

• 4 mol/mol

• 2 mol/mol

Which catalyst was used in the classical methanol synthesis process?

• NiO-Al2O3

• Fe2O3

• ZnO-Cr2O3

• CuO-ZnO-Al2O3

What is a major by-product formed during classical methanol synthesis?

• Higher alcohols

• Methane

• Acetic acid

• Ethanol

What is the typical operating pressure for modern low-pressure methanol process plants?

• 100-150 bar

• 450-500 bar

• 50-100 bar

• 350-400 bar

In the ICI process, what is used to quench the reaction?

• Cold reactant gas

• Liquid nitrogen

• Steam

• Cold water

Below is the disadvantages of catalyst use in classical processes of methanol Except?

• active at high temperature

• Not selective

• fairly resistant to impurities

• Cheap

Which process uses a cooled tubular reactor?

• ICI Process

• Lurgi Process

• BASF Process

• Haldor Topsoe Process

What is the MAJOR different between Classical and Modern processes of methanol?

• Temperature

• Pressure

• Design of reactor

• Recirculating loop