Cavendish investigated these reactions rather more than 200 years ago, and found the gas evolved to be the same in each case; the gas, later named hydrogen, was much lighter than air and when burned in air produced water.
Cavendishinvestigated these reactions rather more than 200 years ago, andfound the gas evolved to be the same in each case; the gas, laternamed hydrogen, was much lighter than air and when burned in airproduced water.