Making and testing Hydrogen

Things Required: Test tubes, an acid and a metal ribbon

Procedure:

Step:1. Take one tube and add some acid in it

Step:2. Take a metal ribbon and put it in that acid tube

Step:3. cover the tube with an other tube to collect the gas

Step:4. Take the tube which collect the gas

Step:4. check the presence of gas with lighted match stick

we observe that when we keep the lighted match stick near to tube the pooping sound comes and steam appears

The pooping sound and appearance of steam proved that hydrogen gas is produced from the reaction acid and metal