- 1(current)
Q. No.Match List I with List II.
Choose the correct answer from the options given below:
1. \(\mathrm{A - III, B - IV, C - II, D - I}\)
2. \(\mathrm{A - IV, B - III, C - I, D - II}\)
3. \(\mathrm{A - I, B - II, C - III, D - IV}\)
4. \(\mathrm{A - II, B - I, C - IV, D - III}\)
| List I (Spectral Lines of Hydrogen for transitions from) |
List II (Wavelength (nm)) |
||
| \(\mathrm{A.}\) | \(n_2=3\) to \(n_1=2\) | \(\mathrm{I.}\) | \(410.2\) |
| \(\mathrm{B.}\) | \(n_2=4\) to \(n_1=2\) | \(\mathrm{II.}\) | \(434.1\) |
| \(\mathrm{C.}\) | \(n_2=5\) to \(n_1=2\) | \(\mathrm{III.}\) | \(656.3\) |
| \(\mathrm{D.}\) | \(n_2=6\) to \(n_1=2\) | \(\mathrm{IV.}\) | \(486.1\) |
1. \(\mathrm{A - III, B - IV, C - II, D - I}\)
2. \(\mathrm{A - IV, B - III, C - I, D - II}\)
3. \(\mathrm{A - I, B - II, C - III, D - IV}\)
4. \(\mathrm{A - II, B - I, C - IV, D - III}\)
Subtopic: Â Spectral Series |
 60%
From NCERT
NEET - 2024
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Given below are two statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | Atoms are electrically neutral as they contain equal number of positive and negative charges. |
| Statement II: | Atoms of each element are stable and emit their characteristic spectrum. |
| 1. | Both Statement I and Statement II are incorrect. |
| 2. | Statement I is correct but Statement II is incorrect. |
| 3. | Statement I is incorrect but Statement II is correct. |
| 4. | Both Statement I and Statement II are correct. |
Subtopic: Â Spectral Series |
From NCERT
NEET - 2024
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Match List-I with List-II
Choose the correct answer from the options given below
1. A-I,B-IV,C-III,D-II
2. A-II, B-III, C-IV,D-I
3. A-IV, B-I, C-II, D-III
4. A-III, B-II, C-I,D-IV
| List-I (Series) |
List-II (Wave number in cm-1) |
||
| A. | Balmer series | I. | \( R\left(\frac{1}{1^2}-\frac{1}{n^2}\right) \) |
| B. | Lyman series | II. | \( R\left(\frac{1}{4^2}-\frac{1}{n^2}\right) \) |
| C. | Brackett series | III. | \( R\left(\frac{1}{5^2}-\frac{1}{n^2}\right) \) |
| D. | Pfund series | IV. | \( R\left(\frac{1}{2^2}-\frac{1}{n^2}\right)\) |
1. A-I,B-IV,C-III,D-II
2. A-II, B-III, C-IV,D-I
3. A-IV, B-I, C-II, D-III
4. A-III, B-II, C-I,D-IV
Subtopic: Â Spectral Series |
 80%
From NCERT
NEET - 2024
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The spectral series which corresponds to the electronic transition from the levels \(\mathrm{n}_{2}=5,6,\ldots \) to the level \(\mathrm{n}_{1}=4\mathrm~\) is:
1. Pfund series
2. Brackett series
3. Lyman series
4. Balmer series
1. Pfund series
2. Brackett series
3. Lyman series
4. Balmer series
Subtopic: Â Spectral Series |
 82%
From NCERT
NEET - 2024
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Some energy levels of a molecule are shown in the figure with their wavelengths of transitions. Then:
1. \(\lambda_{3}>\lambda_{2},\lambda_{1}=2\lambda_{2}\)
2. \(\lambda_{3}>\lambda_{2},\lambda_{1}=4\lambda_{2}\)
3. \(\lambda_{1}>\lambda_{2},\lambda_{2}=2\lambda_{3}\)
4. \(\lambda_{2}>\lambda_{1},\lambda_{2}=2\lambda_{3}\)
1. \(\lambda_{3}>\lambda_{2},\lambda_{1}=2\lambda_{2}\)
2. \(\lambda_{3}>\lambda_{2},\lambda_{1}=4\lambda_{2}\)
3. \(\lambda_{1}>\lambda_{2},\lambda_{2}=2\lambda_{3}\)
4. \(\lambda_{2}>\lambda_{1},\lambda_{2}=2\lambda_{3}\)
Subtopic: Â Spectral Series |
 68%
From NCERT
NEET - 2024
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In hydrogen spectrum, the shortest wavelength in the Balmer series is \(\lambda\). The shortest wavelength in the Bracket series is:
1. \(16\lambda\)
2. \(2\lambda\)
3. \(4\lambda\)
4. \(9\lambda\)
1. \(16\lambda\)
2. \(2\lambda\)
3. \(4\lambda\)
4. \(9\lambda\)
Subtopic: Â Spectral Series |
 59%
From NCERT
NEET - 2023
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The wavelength of Lyman series of hydrogen atom appears in:
| 1. | visible region |
| 2. | far infrared region |
| 3. | ultraviolet region |
| 4. | infrared region |
Subtopic: Â Spectral Series |
 77%
From NCERT
NEET - 2023
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