Which of the following are the characteristics of S-block elements?
(a) They are highly electro positive.
(b) They have low ionization energy.
(c) Their oxides and hydroxides are strongly basic in nature.
(d) They form ionic compounds.
1
a, b, and c
2
b, c, and d
3
a, c, and d
4
More than one of the above
5
None of the above