Explain why chlorine is more reactive than iodine.

Chlorine’s outer electrons / shell closer to the nucleus so the chlorine nucleus has greater attraction for outer electrons / shell and therefore chlorine gains an electron more easily.

JN

Related Chemistry GCSE answers

All answers ▸

Balance the following equation: Na + H2O -> NaOH + H2


A student carries out an experiment to determine the melting point of a waxy solid. She heats a sample until it melts, then measures and records its temperature as it cools down. Explain how the student could use her results to decide whether the waxy


What is a racemic mixture?


a) Complete the balanced symbol equations: (2 marks) H2SO4 + NaOH  HCl + Mg(OH)2 