Question

HO2
Co2
Write it's full form

Answer 1

Answer:

Explanation:

CO2 : The full form of co2 is Carbon Dioxide.

HO2 : There is no full form of H2O. It is a symbol of water where H = Hydrogen, O = Oxygen and2 Elements in hydrogen and 1 element in oxygen;therefore its known as H2O.

Answer 2

Co2=carbon dioxide I only know this because I am in class 5th only