1.

Which gas is usually liberated when an acid reacts with a metal ? Illustrate with an example. How will you test for the presence of this gas ?

Answer»

Solution :Hydrogen GAS
When zinc reacts with DILUTE hydrochloric acid, COLOURLES gas with POP up sound in EVOLVED.
`2HCL+Zn to ZnCl_2+H_2 uparrow`


Discussion

No Comment Found