1. | \( n_1 = 6~\text{and}~n_2 = 2\) |
2. | \( n_1 = 8~\text{and}~ n_2 = 1\) |
3. | \( n_1 = 8~\text{and}~ n_2 = 2\) |
4. | \(n_1 = 4~\text{and}~n_2 = 2\) |
1. | visible region |
2. | far infrared region |
3. | ultraviolet region |
4. | infrared region |
1. | \(-1.5~\text{eV}\) | 2. | \(-1.6~\text{eV}\) |
3. | \(-1.3~\text{eV}\) | 4. | \(-1.4~\text{eV}\) |
Statement I: | \(n^\text{th}\) Bohr orbit in an atom is directly proportional to \(n^3.\) | The time period of revolution of an electron in its
Statement II: | \(n^\text{th}\) Bohr orbit in an atom is directly proportional to \(n.\) | The K.E of an electron in its
1. | Statement I is incorrect and Statement II is correct. |
2. | Both Statement I and Statement II are correct. |
3. | Both Statement I and Statement II are incorrect. |
4. | Statement I is correct and Statement II is incorrect. |
Let \(L_1\) and \(L_2\) be the orbital angular momentum of an electron in the first and second excited states of the hydrogen atom, respectively. According to Bohr's model, the ratio \(L_1:L_2\) is:
1. \(1:2\)
2. \(2:1\)
3. \(3:2\)
4. \(2:3\)