Question

6. Why was hydrogen called 'inflammable air' ?
7. State some sources of hydrogen​

Answer 1

Answer:

6. Hydrogen is called so because it is a combustible gas. It means that it will not allow other substances to burn in it but it will burn itself.

7. Fossil fuels, Natural gas, Wind.

Explanation:

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Answer 2

Answer:

Hydrogen was called inflammable air because of its combustible nature. State some sources of hydrogen. In the free state, hydrogen is found in traces in the earth's crust and atmosphere. In the combined state, plant and animal tissues are made of compounds of hydrogen with carbon, oxygen and nitrogen.

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