Q. No.Which of the following is correct order of bond length?
1. \(\mathrm{C}-\mathrm{H}<\mathrm{C} \equiv \mathrm{N}<\mathrm{C}=\mathrm{O}<\mathrm{C}-\mathrm{O} \)
2. \(\mathrm{C} \equiv \mathrm{N}<\mathrm{C}-\mathrm{H}<\mathrm{C}-\mathrm{O}<\mathrm{C}=\mathrm{O} \)
3. \(\mathrm{C}-\mathrm{H}<\mathrm{C}\equiv\mathrm{N}<\mathrm{C}-\mathrm{O}<\mathrm{C}=\mathrm{O} \)
4. \(\mathrm{C}-\mathrm{O}<\mathrm{C}\equiv\mathrm{N}<\mathrm{C}=\mathrm{O}<\mathrm{C}-\mathrm{H}\)
1. \(\mathrm{C}-\mathrm{H}<\mathrm{C} \equiv \mathrm{N}<\mathrm{C}=\mathrm{O}<\mathrm{C}-\mathrm{O} \)
2. \(\mathrm{C} \equiv \mathrm{N}<\mathrm{C}-\mathrm{H}<\mathrm{C}-\mathrm{O}<\mathrm{C}=\mathrm{O} \)
3. \(\mathrm{C}-\mathrm{H}<\mathrm{C}\equiv\mathrm{N}<\mathrm{C}-\mathrm{O}<\mathrm{C}=\mathrm{O} \)
4. \(\mathrm{C}-\mathrm{O}<\mathrm{C}\equiv\mathrm{N}<\mathrm{C}=\mathrm{O}<\mathrm{C}-\mathrm{H}\)
Subtopic: Types of Chemical Bond | Covalent Bond | Polarity | Hybridisation |
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Which of the following molecules exhibit a square pyramidal geometry?
| 1. | \(\mathrm{BrF}_5 ~\&~ \mathrm{XeOF}_4\) | 2. | \(\mathrm{SbF}_5 ~\&~ \mathrm{XeOF}_4\) |
| 3. | \(\mathrm{SbF}_5 ~\&~ \mathrm{PCl}_5\) | 4. | \(\mathrm{BrF}_5 ~\&~ \mathrm{PCl}_5\) |
Subtopic: Hybridisation | V.S.E.P.R & V.B.T |
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How many of the following compounds contain a central atom that exhibits sp² hybridization?
\(\begin{aligned} & \mathrm{HCHO}, \mathrm{C}_2 \mathrm{H}_4, \mathrm{SO}_2, \mathrm{C}_6 \mathrm{H}_6, \mathrm{~B}_2 \mathrm{H}_6, \mathrm{BF}_3, \mathrm{SiO}_2(\mathrm{~s}), \\ & \mathrm{CH}_2 \mathrm{Cl}_2 \end{aligned}\)1. 4
2. 3
3. 5
4. 2
Subtopic: Hybridisation |
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How many of the following compounds are sp3 hybridised?
\(\mathrm{ClO}_3^{-}, \mathrm{ClO}_2^{-}, \mathrm{NH}_3, \mathrm{NO}_2\)
1. 4
2. 3
3. 1
4. 0
\(\mathrm{ClO}_3^{-}, \mathrm{ClO}_2^{-}, \mathrm{NH}_3, \mathrm{NO}_2\)
1. 4
2. 3
3. 1
4. 0
Subtopic: Hybridisation | V.S.E.P.R & V.B.T |
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Level 1: 80%+
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Choose the correct option based on matching.
1. A (I); B (II); C (III); D (IV)
2. A (II); B (III); C (IV); D (I)
3. A (II); B (III); C (I); D (IV)
4. A (III); B (II); C (IV); D (I)
| Hybridization | Shape | ||
| A. | \(s p^3\) | I. | Octahedral |
| B. | \(s p^3 d\) | II. | Tetrahedral |
| C. | \(s p^2\) | III. | Trigonal bipyramidal |
| D. | \(s p^3 d^2\) | IV. | Trigonal planar |
1. A (I); B (II); C (III); D (IV)
2. A (II); B (III); C (IV); D (I)
3. A (II); B (III); C (I); D (IV)
4. A (III); B (II); C (IV); D (I)
Subtopic: Hybridisation |
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How many of the following compounds have \(sp^3\) hybridized central atom?
\(\text{H}_2 \text{O}, \text{NH}_3, \text{SiO}_2, \text{SO}_2, \text{CO}, \text{BF}_3\)
1. 2
2. 3
4. 5
4. 0
\(\text{H}_2 \text{O}, \text{NH}_3, \text{SiO}_2, \text{SO}_2, \text{CO}, \text{BF}_3\)
1. 2
2. 3
4. 5
4. 0
Subtopic: Hybridisation |
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How many of the following compounds have \(sp^3\) hybridized central atom?
\(\mathrm{BF}_3, \mathrm{BeCl}_2, \mathrm{NH}_3, \mathrm{CH}_4, \mathrm{H}_2 \mathrm{O}, \mathrm{SO}_2, \mathrm{CO}_2\)
1. 3
2. 2
3. 1
4. 7
\(\mathrm{BF}_3, \mathrm{BeCl}_2, \mathrm{NH}_3, \mathrm{CH}_4, \mathrm{H}_2 \mathrm{O}, \mathrm{SO}_2, \mathrm{CO}_2\)
1. 3
2. 2
3. 1
4. 7
Subtopic: Hybridisation |
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Identify the species that exhibits a linear shape from the following options.
1. I3-
2. I3+
3. ICl3
4. ICl2+
1. I3-
2. I3+
3. ICl3
4. ICl2+
Subtopic: Hybridisation |
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Which of the following statement is incorrect regarding PCl5?
1. In PCl5, axial bonds are longer than equatorial bonds.
2. It has a trigonal bipyramidal structure.
3. 3 chlorine atoms are in the same plane.
4. Hybridisation of 'P' is sp3d2.
1. In PCl5, axial bonds are longer than equatorial bonds.
2. It has a trigonal bipyramidal structure.
3. 3 chlorine atoms are in the same plane.
4. Hybridisation of 'P' is sp3d2.
Subtopic: Hybridisation |
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Match the compounds given in Column-I with their respective hybridisation which is given in Column-II.
Correct matching is:
| Column-I (Compound) | Column-II Hybridisation | ||
| (i) | \(PCl_5 \) | (a) | \(sp^3d^2 \) |
| (ii) | \([Pt(CN)_4]^{-2} \) | (b) | \(sp^3d \) |
| (iii) | \([Co(NH_3)_6]^{3+} \) | (c) | \(d^2sp^3 \) |
| (iv) | \(BrF_5 \) | (d) | \(dsp^2 \) |
| I | II | III | IV | |
| 1. | b | d | c | a |
| 2. | a | b | c | d |
| 3. | b | d | a | c |
| 4. | d | b | a | c |
Subtopic: Hybridisation | V.S.E.P.R & V.B.T |
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Level 1: 80%+
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