- Books Name
- Ritan Sheth Chemistry Book
- Publication
- Ritan Sheth
- Course
- CBSE Class 11
- Subject
- Chemistry
DIHYDROGEN, H2
• Occurrence of Hydrogen
Hydrogen is the most abundant element in the universe. It is present in combined state as water, coal, animal and vegetable matter. All organic compounds contain hydrogen as an essential constituent.
• Isotopes of Hydrogen
Hydrogen has three isotopes.