Q. No.Which of the following attain the linear structure?
(a)
(b)
(c)
(d)
Choose the correct option
| 1. | (a), (d) | 2. | (b), (c) |
| 3. | (c), (d) | 4. | (b), (d) |
Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge | V.S.E.P.R & V.B.T |
87%
Level 1: 80%+
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Number of \(\sigma\) bonds, \(\pi\) bonds and lone pair on \(Xe\) atom of \(XeOF_4\), respectively, are:
1. \(4,1,1\)
2. \(4, 2, 1\)
3. \(5, 1, 1\)
4. \(6, 2, 0\)
1. \(4,1,1\)
2. \(4, 2, 1\)
3. \(5, 1, 1\)
4. \(6, 2, 0\)
Subtopic: Types of Chemical Bond | Octate, Isoelectronic Species, Lewis Structure & Formal Charge | V.S.E.P.R & V.B.T |
84%
Level 1: 80%+
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Number of lone pairs of electrons in the central atom of \(SCl_2 , O_3 , ClF_3 \) and \(SF_6\) respectively, are :
1. 0, 1, 2 and 2
2. 2, 1, 2 and 0
3. 1, 2, 2 and 0
4. 2, 1, 0 and 2
1. 0, 1, 2 and 2
2. 2, 1, 2 and 0
3. 1, 2, 2 and 0
4. 2, 1, 0 and 2
Subtopic: V.S.E.P.R & V.B.T |
92%
Level 1: 80%+
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Subtopic: V.S.E.P.R & V.B.T |
91%
Level 1: 80%+
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Mark the correct order of repulsion among the following according to the VSEPR theory.
| 1. | lone pair-lone pair > bond pair-bond pair >lone pair-bond pair |
| 2. | bond pair-bond pair> lone pair-bond pair>lone pair-lone pair |
| 3. | lone pair-bond pair > bond pair-bond pair >lone pair-lone pair |
| 4. | lone pair-lone pair> lone pair-bond pair>bond pair-bond pair |
Subtopic: V.S.E.P.R & V.B.T |
91%
Level 1: 80%+
NEET - 2016
Hints
Match the columns and select the correct option:
1. A → 1; B → 2; C → 3; D → 4
2. A → 3; B → 1; C → 2; D → 4
3. A → 4; B → 2; C → 1; D → 3
4. A → 3; B → 2; C → 1; D → 4
| Column I | Column II | ||
| (A) | \(CIO^-_2\) | 1 | Linear |
| (B) | \(N^-_3 \) | 2 | Tetrahedral |
| (C) | \(NH^+_4 \) | 3 | Bent |
| (D) | \(SF_4 \) | 4 | See-saw |
1. A → 1; B → 2; C → 3; D → 4
2. A → 3; B → 1; C → 2; D → 4
3. A → 4; B → 2; C → 1; D → 3
4. A → 3; B → 2; C → 1; D → 4
Subtopic: V.S.E.P.R & V.B.T |
90%
Level 1: 80%+
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Match column I with column II:
Choose the correct answer from the options given below:
1. A – P, B – Q, C – R, D – S
2. A – P, B – R, C – S, D - Q
3. A – R, B – S, C – P, D - Q
4. A – S, B – R, C – Q, D - P
| Column-I (Compounds) | Column-II(number of lone pairs of a central atom) | ||
| A. | \(IF_7 \) | P. | 0 |
| B. | \(ICl_4^- \) | Q. | 1 |
| C. | \(XeF_2 \) | R. | 2 |
| D. | \(XeF_6 \) | S. | 3 |
Choose the correct answer from the options given below:
1. A – P, B – Q, C – R, D – S
2. A – P, B – R, C – S, D - Q
3. A – R, B – S, C – P, D - Q
4. A – S, B – R, C – Q, D - P
Subtopic: V.S.E.P.R & V.B.T |
90%
Level 1: 80%+
JEE
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Hints
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Match the species in Column I with the type of hybrid orbitals in Column II.
|
Column I |
Column II |
||
| A. |
SF4 |
1. |
sp3d2 |
| B. |
IF5 |
2. |
d2sp3 |
| C. |
NO2+ |
3. |
sp3d |
| D. |
NH4+ |
4. |
sp3 |
| 5. |
sp |
Codes:
| Options: | A | B | C | D |
| 1. | 3 | 1 | 5 | 4 |
| 2. | 1 | 2 | 3 | 5 |
| 3. | 5 | 4 | 3 | 2 |
| 4. | 4 | 5 | 3 | 2 |
Subtopic: Hybridisation | V.S.E.P.R & V.B.T |
89%
Level 1: 80%+
Hints
Subtopic: V.S.E.P.R & V.B.T |
89%
Level 1: 80%+
AIPMT - 2005
Hints
The compound with a maximum number of lone pairs of electrons on
the central atom among the following is:
1.
2.
3.
4.
Subtopic: V.S.E.P.R & V.B.T |
89%
Level 1: 80%+
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