Which of the following species contains equal number of σ and π bonds?
 
1. HCO3-
 
2. XeO4
 
3. CN2
 
4. CH2(CN)2

 

Subtopic:  Types of Chemical Bond |
 71%
From NCERT
NEET - 2015

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Which of the following is a polar molecule?
1. SF4
2. SiF4
3. XeF4
4. BF3

 

Subtopic:  Polarity |
 59%
From NCERT
AIPMT - 2013

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Which of the following is paramagnetic?
1. O2
2. CN
3. NO+
4. CO

 

Subtopic:  M.O.T |
 80%

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Which of the following species contains three bond pairs and one lone pair around the central atom?

1. H2O

2. BF3

3. NH2-

4. PCl3

Subtopic:  V.S.E.P.R & V.B.T |
 77%
From NCERT
AIPMT - 2012

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The pair of species with the same bond order is

1. O22-, B2

2. O2+,NO+

3. NO,CO

4. N2,O2

Subtopic:  M.O.T |
 68%
From NCERT
AIPMT - 2012

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Which of the two ions from the list given below have the geometry that is explained by the same hybridisation of orbitals, NO2-,NO3-,NH2-,NH4-, and SCN- ?

1.  NH4- and NO3-

2.  SCN- and NH2-

3.  NO2- and NH2-

4.  NO2- and NO3-

Subtopic:  Hybridisation |
 58%
From NCERT
AIPMT - 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 |
 70%
From NCERT
AIPMT - 2011

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In which one of the following species the central atom has the type of hybridization which is not the same as that present in the other three ?

1. SF4

2. I3-

3. SbCl52-

4. PCl5

Subtopic:  Hybridisation | V.S.E.P.R & V.B.T |
 63%
From NCERT
AIPMT - 2010

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According to the MO theory, which of the following lists ranks the nitrogen species in terms of increasing bond order?

1. N2-<N2<N22-

2. N22-<N2-<N2

3. N2<N22-<N2-

4. N2-<N22-<N2

Subtopic:  M.O.T |
 83%
From NCERT
AIPMT - 2009

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