Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Chemistry Coordination Compounds
The electron in hydrogen atom is exited to n=4. How many spectral lines will be emitted on its return to the ground state?
1
9 lines
2
6 lines
3
16 lines
4
More than one of the above
5
None of the above