What dose no2 stand for?

Answer 1

if you mean NO2, then 1 Nitrogen, 2 Oxygen. It is a toxic brown gas called nitrogen dioxide.

if you mean No2, then no such substance exists. No is the element called nobelium. Since it is a metal it does not form molecules.

Answer 2

NO2 stands for nitrogen dioxide, a chemical compound composed of nitrogen and oxygen. It is a reddish-brown toxic gas that contributes to air pollution and has harmful effects on human health.

Answer 3

Nitric Oxide