Get premium membership and access revision papers with marking schemes, video lessons and live classes.
  OR
Processing. Please wait.

 Form 2 Chemistry Questions and Answers on Chemical Families

Explain why the reactivity of group (VII) elements decreases down the group

 (1m 50s)
2271 Views     SHARE

Answer Text:
This is due to increase in the atomic radius down the group because group VII elements react by gaining electrons.


|