Carbon atom in C2(CN)4 are

1. sp hybridised

2. sp2 hybridised

3. sp and sp2 hybridised

4. sp, sp2 and sp3 hybridised

Concept Questions :-

Hybridisation
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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

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Carbon suboxide (C3O2) has

1. Linear structure

2. Bent structure

3. Trigonal structure

4. Disorted tetrahedral structure

Concept Questions :-

Types of Bonding
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The species, having bond angles of 120° is

(a)PH

(b)ClF3

(c) NCl3

(d) BCl3

Concept Questions :-

Hybridisation
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Which of the following pairs of compounds is isoelectronic and isostructural?
(a) BeCl2, XeF2
(b) Tel2, XeF2
(C) IBr2-XeF2
(d) IF3, XeF2

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Which one of the following pairs of species have the same bond order?

(a) CO, NO

(b) O2-  , CN-

(c) CN- , NO+

(d) N+ , CN+

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Which one of the following compounds shows the presence of intramolecular hydrogen bond?

(a) H2O2                                  (b) HCN

(c) Cellulose                             (d) Concentrated acetic acid

 

Concept Questions :-

Hydrogen Bonding
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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

Concept Questions :-

Hydrogen Bonding
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Which of the following pairs of ions is isoelectronic and isostructural?

(a) CO32-,  NO3-                           (b) ClO3-, CO32-(c) SO32-,  NO3-                            (d) ClO3-, SO32-

1. a,d

2. b,d

3. a,c

4. b,d,c

Concept Questions :-

Hybridisation
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The correct geometry and hybridisation for XeF4 are

(a) octahedral, sp3d2

(b) trigonal bipyramidal, sp3d2

(c) planar triangle, sp3d3

(d) square planar, sp3d2

Concept Questions :-

Hybridisation
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