Carbon suboxide (C3O2) has

1. Linear structure

2. Bent structure

3. Trigonal structure

4. Disorted tetrahedral structure

Subtopic:  Types of Chemical Bond |
 64%
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Hints

N2 and O2 are converted to monocations N2+ and O2+ respectively. Which of the following is incorrect?

1. In N2+, the N-N bond weakens.

2. In O2+, the O-O bond order increases.

3. In O2+, the paramagnetism decreases.

4. N2+ becomes diamagnetic.

Subtopic:  M.O.T |
 72%
From NCERT
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The correct order in which the O-O bond length increases in the following is

1. H2O2 < O2 < O3

2. O3 < H2O < O2

3. O2 < O3< H2O2

4. O2 < H2O2 < O3

Subtopic:  Resonance & Nature of Compounds |
 68%
From NCERT
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Carbon atom in C2(CN)4 are

1. sp hybridised

2. sp2 hybridised

3. sp and sp2 hybridised

4. sp, sp2 and sp3 hybridised

Subtopic:  Hybridisation |
 59%
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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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Hints

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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NEET 2023 - Target Batch - Aryan Raj Singh