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Q. No.The potential energy (y) curve for H2 formation as a function of internuclear distance (x) of the H atoms is shown below.
The bond energy of H2 is:
1.
(b – a)
2.
\(\dfrac{\left(\right. c - a \left.\right)}{2}\)
3.
\(\dfrac{\left(\right. b - a \left.\right)}{2}\)
4.
(c – a)
Subtopic: Covalent Bond |
53%
From NCERT
NEET - 2020
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How many (i) sp2 hybridised carbon atoms and (ii) bonds are present in the following compound?
| 1. | 7, 5 | 2. | 8, 6 |
| 3. | 7, 6 | 4. | 8, 5 |
Subtopic: Hybridisation |
70%
From NCERT
NEET - 2020
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| List I Molecule |
List II Shape or geometry of the molecule |
|
| a. | PCl5 | Trigonal |
| b. | SF6 | Octahedral |
| c. | BeCl2 | Linear |
| d. | NH3 | Trigonal pyramidal |
| 1. | b | 2. | c |
| 3. | d | 4. | a |
Subtopic: Hybridisation |
From NCERT
NEET - 2020
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Match the coordination number and type of hybridization with the distribution of hybrid orbitals in space based on Valence bond theory.
| Coordination number and type of hybridisation | Distribution of hybrid orbitals in space | ||
| (a) | 4, sp3 | (i) | Trigonal bipyramidal |
| (b) | 4, dsp2 | (ii) | Octahedral |
| (c) | 5, sp3d | (iii) | Tetrahedral |
| (d) | 6, d2sp3 | (iv) | Square planar |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (iii) | (i) | (iv) | (ii) |
Subtopic: Hybridisation |
85%
From NCERT
NEET - 2020
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Match the compounds of Xe in Column I with the molecular structure in Column II.
| Column-I | Column-II | ||
| (a) | XeF2 | (i) | Square planar |
| (b) | XeF4 | (ii) | Linear |
| (c) | XeO3 | (iii) | Square pyramidal |
| (d) | XeOF4 | (iv) | Pyramidal |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (ii) | (iv) | (iii) | (i) |
| 3. | (ii) | (iii) | (i) | (iv) |
| 4. | (ii) | (i) | (iv) | (iii) |
Subtopic: V.S.E.P.R & V.B.T |
78%
From NCERT
NEET - 2020
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Which of the compounds given below will exhibit a linear structure?
1. NO2
2. HOCl
3. O3
4. N2O
Subtopic: Hybridisation |
From NCERT
NEET - 2020
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Match the following:
| Oxide | Nature |
| (a) CO | (i) Basic |
| (b) BaO | (ii) Neutral |
| (c) Al2O3 | (iii) Acidic |
| (d) Cl2O7 | (iv) Amphoteric |
Which of the following is the correct option?
| a | b | c | d | |
| 1. | (ii) | (i) | (iv) | (iii) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (iii) | (ii) | (i) |
| 4. | (i) | (ii) | (iii) | (iv) |
Subtopic: Acidic, Basic Character & Fajan's Rule |
86%
From NCERT
NEET - 2020
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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%
From NCERT
NEET - 2020
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The number of hydrogen bonded water molecules(s) associated with \(\mathrm{C u S O_{4} . 5 H_{2} O}\) is:
| 1. | 3 | 2. | 1 |
| 3. | 2 | 4. | 5 |
Subtopic: van der Waal Force & Hydrogen Bonding |
55%
From NCERT
NEET - 2019
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