Class 11 NEET Chemistry Structure Of Atom Questions
© examsiri.com
Question : 62 of 84
Marks:
+1,
-0
The Bohr orbit radius for the hydrogen atom ( n = 1 ) is approximately 0.530 Å . The radius for the first excited state ( n = 2 ) orbit is (in Å )
(1998)
Go to Question: