Keyword Analysis & Research: why are group 7 called halogens

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why are group 7 called halogens	0.47	0.2	5289	45	31
why	0.98	0.1	6866	81	3
are	1.57	1	3258	58	3
group	1.82	1	3491	11	5
7	1.97	0.7	5049	92	1
called	0.58	0.9	8182	72	6
halogens	0.84	0.1	7285	96	8

Keyword	CPC	PCC	Volume	Score
why are group 7 called halogens	1.4	0.2	636	87