Hydrogen is the most abundant element in the universe. The giant planets such as Jupiter and Saturn contain mostly hydrogen. Hydrogen constitutes about half of the mass of Sun and stars. The extremely high temperature of the Sun brings about fusion of hydrogen atoms liberating large amount of energy It is the third most abundant element on the surface of the … [Read more...] about Occurrence Of Hydrogen
isotopes of hydrogen
Isotopes
Question 1 What are isotopes? Question 2 Give examples of isotopes? Question 3 Give few application of isotopes? Question 4 why isotopes have same chemical properties? Question 5 Why isotopes have different physical properties? Isotopes Isotopes are atoms of same element having same atomic number but different mass numbers. For Ex: 1)Isotopes of … [Read more...] about Isotopes