Question

Write symbols of the following elements and the radicals obtained from them and indicate the charge on the radicals.

Mercury, potassium, nitrogen, copper, sulphur, carbon, chlorine, oxygen

Answer 1

Element	Symbols	Charge
1. Mercury	Hg	Mercurous- Hg+
2. Potassium	K	Potassium- K+
3. Nitrogen	N	Azide- N3-
4. Copper	Cu	Cuprous- Cu+
5. Sulphur	S	Sulphide- S2-          Sulphate- SO42-          Sulphite- SO32-
6. Carbon	C	Carbide-C-
7. Chlorine	Cl	Chloride- Cl-
8. Oxygen	O	Oxide- O2-