Question

i) Considering the elements of period 3 in the modern periodic table, answer
the following questions : -
(A) Name the 'element in which all the shells are completely filled with electrons.
(B) Name the element which has one electron in the outermost shell.
(C) State the most electronegative element in this period.​

Answer 1

Answer:

A .argon

B .( Na)sodium

C . (Cl) chlorine