Question

E Match the following
a Group 16
b. Period 2
C. Valence electron
d. Polyatomic ion
e. Mass number
i Carbon
ii. Sulphur
i Total number of protons and neutrons
iv. Electrons present in the outermost shell
V. Nitrate​

Answer 1

Answer:

a=2.

b=1.

c= 4.

d= 5.

e= 4.

Hope it helps.

Answer 2

Answer:

a. Group 16 - Sulphur

b. Period 2 - Carbon

c. Valence electron - Electrons present in the outermost shell

d. Polyatomic ion - Nitrate

e. Mass number - Total number of protons and neutrons