Explain why chlorine has a lower boiling point than Bromine. (2 marks)
Chlorine molecules are smaller than bromine molecules in size, therefore, the van der Waals forces (intermolecular forces) are weaker between Cl2 molecules than compared to Br2 molecules.
JB
Related Chemistry A Level answers
All answers ▸Chlorobenzene can be produced by electrophilic substitution of benzene? Draw the mechanism for this?
Why are solutions of transition metal ions often coloured
What is Le Chatelier's principle?
Identify which 2 of the following processes involve an exothermic change: melting, boiling, freezing, deposition and sublimation