Question

Why is hydrogen gas not preferred in gas balloons?

Answer 1

Dihydrogen is not used in balloons because it is: Flammable, a fire hazard. Irritating, a health hazard. Hydrogen has a disturbing ability to leak out through the matrix of rubber 


So, it is not preferred in filling balloons...


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Answer 2

because it is combustible in nature and burns in air with oxygen w.ith a a pale blue flame forming water