1. Inform you about time table of exam.
2. Inform you about new question papers.
3. New video tutorials information.
Give any two uses of isotopes
Put tick (✓) against correct choice and cross (×) against wrong choice in following question.
Isotopes of an element have
(a) the same physical properties
(b) different chemical properties
(c) different number of neutrons
(d) different atomic numbers
- Science Textbook for Class - 9 - 964
- All in One Chemistry CBSE Class 11