How does a heterogenous catalyst work? (3 marks)
Reactants are adsorbed onto the surface of the catalyst (1). Bonds forms between the atoms and molecules on the surface (2), and the products desorb (3).
YP
Related Chemistry A Level answers
All answers ▸How does Le Chatelier's Principle allow you to predict the change of the position of equilibrium for an equilibrium reaction?
Alcohol A has the chemical formula CH3CH(OH)CH2CH(CH3)CH3 . Give the IUPAC name for alcohol A.
Explain in detail what do you understand by catalyst, what makes them so useful and give two example of catalytic processes including the name catalyst used.
Bethan prepared some ethoxyethane (line 6) by reacting ethanol with concentrated sulfuric acid. She used 69g of ethanol (Mr=46) and obtained a 45% yield of ethoxyethane (Mr=74). Calculate the mass of ethoxyethane obtained.