Which gas is usually liberated when an acid reactss with a metal?illustrate with an example.how will you test for the presence of this gas?
Answers
Answered by
3
Hydrogen gas will evolve .the gas will be tested by introducing a burning candle if it burns with a popping sound then the gas id hydrogen.
NaOH+HCl gives NaCl +H2O
Answered by
2
Hydrogen is liberated.
e.g-H2SO4+2Na---->Na2SO4+H2
keep a lighted match stick at the mouth of the test - tube in which reaction takes place. Hydrogen burns with a pop sound. This is the test for hydrogen.
If u find this useful... please mark this as BRAINLIEST
Similar questions