Advertisements
Advertisements
प्रश्न
State some sources of hydrogen.
Advertisements
उत्तर
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.
APPEARS IN
संबंधित प्रश्न
Justify the position of hydrogen in the periodic table.
Why does hydrogen show dual nature?
Compare hydrogen with alkali metals on the basis of:
Reducing power
Compare hydrogen with alkali metals on the basis of:
Reaction with oxygen
Why hydrogen was called 'inflammable air'?
Compare hydrogen and halogens on the basis of:
valency
Write the reaction of steam with a red hot iron.
Write a balanced equation for the following:
Zinc reacts with caustic soda solution
Write a balanced equation for the following:
Lead reacts with potassium hydroxide
Select the correct answer from the symbol in the bracket.
The element other than hydrogen, which forms a molecule containing a single covalent bond.
