Question

in nature, a number of atoms of some elements have been identified, which have the same atomic number but different mass numbers. (i) name the three isotopes of hydrogen.(ii) How do they differ from each other with respect to nucleus?(iii) The chemical properties of isotopes are similar. Why?



OR

(iii) Give any two uses of isotopes.​

Answer 1

Answer:

there are three isotopes of hydrogen

1. protium (1/1H)
2. Deuterium (2/1H)
3. Tritium (3/1H)

the all have same atomic number but they have different atomic mass .

OR

1. isotope of uranium is used as a fuel in nuclear reactors
2. isotope of cobalt is used in the treatment of cancer