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"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
How can we know the presence of hydrogen? |
Hydrogen is a colourless odourless gas which is neutral to litmus . Tests for hydrogen gas : (i).Burning wooden splinter -extiguished in hydrogen (ii) Hydrogen burns with a pale blue flame producing a-' pop' sound . |