Question

Name the following elements a)mg and sr
b)s and o
c)p and n
d)ar and ne
e)cl and f
f)al and b
g)si and ge
h)na and k

Answer 1

Explanation:

a) magnesium and strontium

b) sulphur and oxygen

c) phoshporus and nitrogen

d) argon and neon

e) chlorine and fluroine

f) aluminium and boron

g) silicon and germanium

h) sodium and potassium

Answer 2

h : sodium and potassium

g : silicon and germanium

f : aluminium and barium

e : chlorine and fluorine