Q. No.Identify the correct orders against the property mentioned:
Choose the correct answer from the options given below:
1. A and C only
2. B and C only
3. A and D only
4. B and D only
| A. | \(\mathrm{H}_2 \mathrm{O}>\mathrm{NH}_3>\mathrm{CHCl}_3 -\text { }\)dipole moment |
| B. | \(\mathrm{XeF}_4>\mathrm{XeO}_3>\mathrm{XeF}_2-\text { }\)number of lone pairs on central atom |
| C. | \(\mathrm{O}-\mathrm{H}>\mathrm{C}-\mathrm{H}>\mathrm{N}-\mathrm{O}-\text { }\)bond length |
| D. | \(\mathrm{N}_2>\mathrm{O}_2>\mathrm{H}_2 \text { } -\) bond enthalpy |
Choose the correct answer from the options given below:
1. A and C only
2. B and C only
3. A and D only
4. B and D only
Subtopic: M.O.T | Polarity | V.S.E.P.R & V.B.T |
62%
Level 2: 60%+
NEET - 2025
Please attempt this question first.
Hints
Please attempt this question first.
Which one of the following statements is correct?
| 1. | BF3 has non-zero dipole moment. |
| 2. | The dipole moment of NF3 is greater than that of NH3. |
| 3. | Three canonical forms can be drawn for \(\text{CO}_3^{2-}\) ion. |
| 4. | Three resonance structures can be drawn for ozone. |
Subtopic: Polarity | Resonance & Nature of Compounds |
60%
Level 2: 60%+
NEET - 2024
Hints
Which of the following molecules has "non-zero" dipole moment value?
| 1. | \(\mathrm{CCl_4}\) | 2. | \(\mathrm{HI}\) |
| 3. | \(\mathrm{CO_2}\) | 4. | \(\mathrm{BF}_3\) |
Subtopic: Polarity |
79%
Level 2: 60%+
NEET - 2024
Hints
The correct order of dipole moments for molecules \(NH_3, H_2S , CH_4 \) and \(HF\) is :
| 1. | \(CH_4>H_2S>NH_3>HF \) |
| 2. | \(H_2S>NH_3>HF>CH_4 \) |
| 3. | \(NH_3>HF>CH_4>H_2~S \) |
| 4. | \(HF>NH_3>H_2S>CH_4\) |
Subtopic: Polarity |
67%
Level 2: 60%+
NEET - 2023
Hints
Subtopic: Polarity |
61%
Level 2: 60%+
NEET - 2021
Hints
Which of the following set of molecules will have zero dipole moment?
| 1. | Boron trifluoride, hydrogen fluoride, carbon dioxide, 1 3-dichlorobenzene |
| 2. | Nitrogen trifluoride, beryllium difluoride, water, 1 3 -dichlorobenzene |
| 3. | Boron trifluoride, beryllium difluoride, carbon dioxide, 1 4-dichlorobenzene |
| 4. | Ammonia, beryllium difluoride, water, 1, 4-dichlorobenzene |
Subtopic: Polarity |
81%
Level 1: 80%+
NEET - 2020
Hints
Arrange the following species in increasing order of their dipole moments:
NH3,NF3,BF3,H2O
1.
2.
3.
4.
Subtopic: Polarity |
76%
Level 2: 60%+
NEET - 2019
Hints
The correct order of ionic character among CaH2, BeH2 and BaH2 is:
| 1. | BeH2 < CaH2 < BaH2 | 2. | CaH2 < BeH2 < BaH2 |
| 3. | BeH2 < BaH2 < CaH2 | 4. | BaH2 < BeH2 < CaH2 |
Subtopic: Polarity |
78%
Level 2: 60%+
NEET - 2018
Hints
A molecule among the following that has the maximum dipole moment is:
| 1. | \(\mathrm{CO_2}\) | 2. | \(\mathrm{CH_4}\) |
| 3. | \(\mathrm{NH_3}\) | 4. | \(\mathrm{NF_3}\) |
Subtopic: Polarity |
81%
Level 1: 80%+
AIPMT - 2014
Hints
Links
Subtopic: Polarity |
68%
Level 2: 60%+
AIPMT - 2013
Hints
Links
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