It produce a toxic gas
There is a loud pop noise depending on how much hydrogen is present. The more hydrogen there is, a louder pop will occur.
Yes, hydrogen gas is a compound. It is made up of molecules which consist of two atoms of hydrogen, an element. It just happens that the same name is used for the gas as for the element.
it results in hydrogen gas and sodium chloride.
It becomes the diatomic gas H2. Hydrogen gas.
hydrogen gas evolved
You just get a gas mixture of argon and hydrogen. Being less dense, the hydrogen will rise above the argon.
hydrogen and hydrogen gas are same hydrogen is gas
Nothing.
bubbles of Hydrogen gas is produced and it will slightly tarnish
blows up.
If there is oxygen present it will burn (explosively)