Match the compounds given in Column-I with their respective hybridisation which is  given in Column-II.
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) \(dsp^2 \)
Correct matching is: 
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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How many molecules among the following exhibit a non-zero dipole moment?
\(BeF_2 , BF_3 , H_2O , NH_3 , HCl , CCl_4 \)

1. 4
2. 6
3. 0
4. 3
Subtopic:  Polarity |
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Identify the correct statement regarding SF4
 
1. It has one lone pair at the equatorial position with two lone pair-bond pair repulsion at 90°.
2. It has one lone pair at the axial position with two lone pair-bond pair repulsion at 90°.
3. It has one lone pair at the equatorial position with three lone pair-bond pair repulsion at 90°.
4. It has one lone pair at the axial position with three lone pair-bond pair repulsion at 90°.
Subtopic:  Hybridisation |
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According to molecular theory, the species among the following that does not exist is:
1. \(\text {He}_{2}^{+} \) 2. \(\text {He}_{2}^{-}\)
3. \(\text {Be}_{2}\) 4. \(\text O_{2}^{2 -}\)
Subtopic:  M.O.T |
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The isostructural pairs among the following are:

A. \( \mathrm{SO}_{4}^{2-} \ and \ \mathrm{CrO}_{4}^{2-}\)
B. \(\mathrm{SiCl}_{4} \ and \ \mathrm{TiCl}_{4}\)
C. \(\mathrm{NH}_{3} \ and \ \mathrm{NO}_{3}^{-} \)
D. \(\mathrm{BCl}_{3} \ and \ \mathrm{BrCl}_{3}\)


1. C and D only
2. A and B only
3. A and C only
4. B and C only

Subtopic:  V.S.E.P.R & V.B.T |
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In C1H2=C2=C3HC4H3 molecule, the hybridization of carbon 1,2,3 and 4 respectively are :

1. sp3,sp,sp3,sp3

2. sp2,sp2,sp2,sp3

3. sp2,sp,sp2,sp3

4. sp2,sp3,sp2,sp3

Subtopic:  Hybridisation |
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Which pair of oxides are acidic in nature?

1. B2O3CaO

2. B2O3SiO2

3. N2OBaO

4. CaOSiO2

Subtopic:  Resonance & Nature of Compounds |
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Match List-I (Molecules) with List-II (Bond order),
and mark the appropriate choice

List-I (Molecule)  List-II (Bond order)

(a) Ne 

(b) N2  

(c) F2  

(d) O2  

(i) 1

(ii) 2

(iii) 0

(iv) 3

Choose the correct match from the options given below :

1. (a) (iii), (b)  (iv), (c) (i), (d) (ii)

2. (a) (i), (b) (ii), (c) (iii), (d) (iv)

3. (a) (ii), (b) (i), (c) (iv), (d) (iii)

4. (a) (iv), (b) (iii), (c) (ii), (d) (i)

Subtopic:  M.O.T |
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The shape/structure of [XeF5] and XeO3F2, respectively, are :

1. Pentagonal planar and trigonal bipyramidal

2. Trigonal bipyramidal and pentagonal planar

3. Octahedral and square pyramidal

4. Trigonal bipyramidal and trigonal bipyramidal

Subtopic:  V.S.E.P.R & V.B.T |
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Of the species, NO , NO+, NO2+ and NO , the one with minimum bond strength is: 

1.  NO2+

2.  NO+

3.  NO 

4.  NO

Subtopic:  M.O.T |
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