Answers

2015-09-02T20:20:30+05:30
Hâ‚‚ gas is liberated.
We can test it by storing it in test tube. When we will bring the burning splinter near the mouth of test tube it will subside with pop sound.
0
yeah sure
but pls masg inbox
or it will be moderated
Ok thanks
hmm welcome
2015-09-02T20:39:45+05:30
H2 gas is liberated. When we keep a burning matchstick near it it will light of with pop sound.
0