What does ash star in top left corner of each question in tests indicate?
You can star a particular question in case when you need to double check it before finishing the test.
What is ortho effect?
If a hydrogen atom is supplied with 15.8 eV ...
Solve question 21.
How to do 34?
Solve it please.
Solve the question in image
Relation between KE &n in Bohr atom mode...