Question

Properties of elements are given below. Where would you locate the following
elements in the periodic table? Give name and symbol of elements.
(a) A noble gas with completely filled first shell.
(b) A metalloid in period 3.
(c) An alkali metal of period 2 which dissolves in water giving strong alkali.
(d) Element of group 2 with atomic no. 12.
(e) Most electronegative element.
P.T.
11
PL/1​

Answer 1

Explanation:

a]Helium

b)silicon

c)lithium

d)magnesium

e)most electronegative- fluorine.

least electronegative- francium

highest electronegative- Helium

Answer 2

The answers are as follows:-

a) Helium

b) Silicon

c) Lithium

d) Magnesium

e) chlorine

Explanation:

The elements are the group of atoms of same type.