(a) How does the chemical reactivity of alkali metals vary on going down in group 1 of the periodic table ?
(a) How does the chemical reactivity of alkali metals vary on going down in group 1 of the periodic table ?
(b) How does the chemical reactivity of the halogens vary on going down in group 17 of the periodic table ?
6 views
1 Answers
(a) In group 1 of alkali metals, the chemical reactivity increases from lithium to francium.
(b) In group 17 of halogen elements, the chemical reactivity decreases from fluorine to iodine.
6 views
Answered