Home › CBSE Class 12 (Science) › Physics › Atoms › The n = 3 orbit of hydrogen has what radius comp…
The n = 3 orbit of hydrogen has what radius compared with the n = 1 orbit?
A6 times as large
B9 times as large
CThe same size
D3 times as large
Answer & Solution
Correct answer: B. 9 times as large
Orbit radius varies as n², so n = 3 gives nine times the ground-state radius.
Related questions
Which hydrogen series, ending at n = 6, was discovered in 1953?Which hydrogen series ends on the n = 4 level?The hydrogen series ending at n = 1 is named after which physicist?Which spectral region contains the Paschen series of hydrogen?Balmer series lines arise when the electron falls to which level?In which region of the spectrum does the Lyman series of hydrogen lie?A hydrogen electron falls from n = 3 to n = 2. What photon energy is emitted?What is the orbital angular momentum of the electron in the n = 2 Bohr orbit?