What is the valency of Oxygen in general?
-1
+1
-2
+2
Valency of Oxygen is +2 as it requires 2 electrons for octet configuration or the configuration as that of nearby Nobel element.
What is the valency of oxygen in the CO2 molecule?
What is the valency of sulphate ion in H2SO4?
The valency of carbon is 4 and that of oxygen is 2. What is the molecular formula of carbon dioxide?