Dipole-induced dipole interactions are present in which of the following pairs?

1. H2O and alcohol                       

2. Cl2 and CCl4

3. HCl and He atoms                     

4. SiF4 and He atoms

Subtopic:  Polarity |
 57%
NEET - 2013
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Paramagnetic species among the following is:

1. CO               

2. O2-

3. CN              

4. NO+

Subtopic:  M.O.T |
 85%
From NCERT
NEET - 2013
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The correct order of solubility in an aqueous medium is: 

1. CuS > ZnS > Na2S

2. ZnS > Na2S > CuS

3. Na2S > CuS > ZnS

4. Na2S > ZnS > CuS

Subtopic:  Acidic, Basic Character & Fajan's Rule | Lattice & Hydration Energy |
NEET - 2013
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XeF2 is isostructural with : 

1. TeF2

2. ICI2-

3. SbCl3

4. BCl3

Subtopic:  Hybridisation | V.S.E.P.R & V.B.T |
 86%
From NCERT
NEET - 2013
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Which one of the following molecules contain no π -bond?

1. CO2

2. H2O

3. SO2

4. NO2

Subtopic:  Covalent Bond |
 85%
NEET - 2013
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Which one of he following pairs is isostructural (i.e., having the same shape and

hybridization)?

1. [BCl3 and BrCl3]

2. [NH3 and NO3-]

3. [NF3 and BF3]

4. [BF4- and NH4+]

Subtopic:  Types of Chemical Bond |
 77%
NEET - 2012
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Considering the state of hybridisation of carbon atoms, find out the molecule among the

following which is linear.

1. HC≡CH

2. CH2 = CH—CH2—C = CH

3. CH3 — CH2 — CH2 — CH3

4. CH3—CH = CH—CH3

Subtopic:  Types of Chemical Bond |
 81%
NEET - 2011
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The correct order of increasing bond length of 

C-H, C-O, C-C and C=C is

1. C-C<C=C<C-O<C-H

2. C-O<C-H<C-C<C=C

3. C-H<C-O<C-C<C=C

4. C-H<C=C<C-O<C-C

Subtopic:  Covalent Bond |
 61%
NEET - 2011
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Which of the following compounds has the lowest melting point?

1. CaBr2

2. CaI2

3. CaF2

4. CaCl2

Subtopic:  Lattice & Hydration Energy |
 64%
NEET - 2011
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Which of the following has the minimum bond length?

1. O2-

2. O22-

3. O2

4. O2+

Subtopic:  M.O.T |
 68%
From NCERT
NEET - 2011
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