Question

Flourine, Chlorine and Bromine are put in one group on the basis of their similar properties.
1. What are those similar properties?
2. What is the common name of this group or family?

plz answer it as quick as possible plz....!!​

Answer 1

Explanation:

2. common name of this group is halogen family

1. Cl,Br and F. are electronegative elements

Answer 2

Answer:

1) it's because of their valence electron or valency

2) it's group is known as halogens which means salt generating element i.e. when they form salts

Explanation:

1) It's group number is 17 i.e. all these elements have 7 electrons and requires 1 electron to gain nearest noble gas configuration. Therefore flourine, chlorine, bromine are placed in one group.

2) It's group name is Halogens