Which of the following pairs share both isoelectronicity and isostructural characteristics?

NO3-, CO3-2, ClO3-, SO3

1. NO3-, CO3-2

2. SO3, NO3-

3. ClO3-, CO3-2

4. CO3-2, ClO3-

Subtopic:  Types of Chemical Bond |
 73%
From NCERT
NEET - 2016
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The species, having bond angles of 120° is : 

1. PH

2. ClF3

3. NCl3

4. BCl3

Subtopic:  Hybridisation |
 76%
From NCERT
NEET - 2017
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Which of the following pairs of compounds is isoelectronic and isostructural?
(1) BeCl2, XeF2
(2) Tel2, XeF2
(3) IBr2-XeF2
(4) IF3, XeF2

Subtopic:  Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
 67%
NEET - 2017
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Which one of the following pairs of species have the same bond order?

(1) CO, NO

(2) O2-  , CN-

(3) CN- , NO+

(4) N+ , CN+

Subtopic:  M.O.T |
 76%
NEET - 2017
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In which of the following compounds is an intramolecular hydrogen bond present?

1. H2O2 2. HCN
3. Cellulose 4. Concentrated acetic acid
Subtopic:  van der Waal Force & Hydrogen Bonding |
From NCERT
NEET - 2016
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The hybridisations of atomic orbitals of nitrogen in NO2+, NO3- and NH4+ are

(a) sp, sp3 and sp2               (b) sp2, sp3 and sp

(c) sp, sp2 and sp3               (d) sp2, sp and sp3

Subtopic:  Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
 80%
NEET - 2016
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The correct shape and hybridisation for XeF4 are

(1) octahedral, sp3d2

(2) trigonal bipyramidal, sp3d2

(3) planar triangle, sp3d3

(4) square planar, sp3d2

Subtopic:  Hybridisation |
 62%
NEET - 2016
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In which of the following molecules, all atoms are coplanar ?

Subtopic:  Hybridisation |
 57%
NEET - 2016
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Predict the correct order among the following.

(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 |
 87%
NEET - 2016
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The pair of electrons in the given carbanion, CH3CC-, is present in which of the following orbitals?

1. sp3 2. sp2
3. sp 4. 2p
Subtopic:  Hybridisation |
 77%
From NCERT
NEET - 2016
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