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In a sample of H-atoms electrons are de-...

In a sample of H-atoms electrons are de-exicited from `4^(th)` excited state to ground state. Which is/are correct statement ?

A

No line observed in P-fund series

B

Total ten lines observed in spectrum

C

4 line in UV-region and 3 line in visible region are observed

D

One line observed in Brackett series

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
`{:(5-1,5-2,5-3,underset("Brackett")ubrace(5-5)),(4-1,4-2,underset("Paschen")ubrace(4-3),),(3-1,underset("Balmer")ubrace(3-2),,),(underset("Lyman")ubrace(2-1),,,):}`
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