End of Topic Test - Alkali Metals & Halogens
Chemistry: Edexcel IGCSE, topic 8.1.11
Test yourself on End of Topic Test - Alkali Metals & Halogens
Which group of elements form DIATOMIC MOLECULES and become LESS REACTIVE as you move down the group?
When alkali earth metals react with chlorine, what colour is the solution produced?
The reactivity of alkali metals does what as you move down the group?
Why does the reactivity increase?