Nitrogen dioxide.
What is "the nitrogen brown gas" exactly?
Chlorine gas
dilute: hydrochloric acid, sulphuric acid, nitric acid, sodium hydroxide, potassium hydroxide, ammmonia
Methane
A gas can be a reactant in a chemical reaction. For example, iron and the gas oxygen react to form rust, which is iron oxide.
A gas is evolved as a product of a chemical reaction.
This is a sign of a chemical reaction.
is When a gas turns to a liquid or solid
It's a compound of Nitrogen and Oxygen. It's chemical formula would be NO2
Fizzing is the result of a chemical change - a chemical reaction with gas releasing.
One example of a gas that starts with the letter "R" is radon. Radon is a colorless, odorless, and tasteless radioactive gas that can be harmful if inhaled in high concentrations.
Burning of any hydrocarbons such as natural gas or oils