Question

STIONS
4. (a) What is meant by "atomic number of an elemen
(b) Complete the table below (where A, B, C and D
elements) given B is an inert gas (not helium thous
Element
Atomic
No. of electrons in
number
outermost orbi
Z-1
Z +1
Z +4
(c) Which of the elements A,B,C and D given in
would you expect to be
Mettalic (1) Non-metallic​

Answer 1

Answer:A ( The numbers of protons of an element )

B ( Neon,Flourine,Sodium and Silicon)

C ( Sodium would be the the element with the most metallic character followed by Silicon. Flourine and Neon would be non metals)

Explanation:

The explanation has been given already.Kindly check it