what is the formula for laughing gas? is it N2O or N2O4? i think its N2O

can anyone confirm this?

It's N2O.

Yes, you are correct! The chemical formula for laughing gas is N2O, which means it consists of two nitrogen atoms (N) and one oxygen atom (O).

To confirm this, you can look up reliable sources such as textbooks, scientific journals, or reputable websites that provide information on chemical compounds.