Question

Where in period 3 of the modern periodic table do we find :
(a) non-metals
(b) elements forming negative is
(c) elements with high melting points
(d) elements forming positive
(e) metals
(f) elements with low boiling points ?
Mention their atomic numbers only.​

Answer 1

a) 15 & 16
b) 17
c) 14
d) 11
e) 13
f) 18