In which case observed dipole moment is greater than theoretical dipole moment?

1.

2.

3.

4.

Subtopic:  Polarity |
 67%
From NCERT
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Which has linear shape but not sp hibridisation ?

1. XeF2

2. I3-

3. CO2

4. Both 1 and 2

Subtopic:  Hybridisation |
 59%
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Which has highest bond energy ?

1. CO

2. CO+

3. N2

4. N2+

Subtopic:  M.O.T |
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Which has highest bond angle ?

(1) NH3

(2) H2O

(3) H2S

(4) PH3

Subtopic:  Hybridisation |
 61%
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The isostere pair is

1. CO2 and N2O

2. CO and N2

3. O2 and NO2

4. Both (1) and (2)

Subtopic:  Types of Chemical Bond |
 70%
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Select the correct order of solubility (in water) from the following:

1. SrSO4 < CaSO4 < MgSO4 < BeSO4

2. NaF < KF < RbF < CsF

3. Ba(OH)2 > Sr(OH)2 > Ca(OH)2 > Mg(OH)2

4 All of the above

Subtopic:  Lattice & Hydration Energy |
 66%
From NCERT
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Which of the following molecules exhibits H-bonding?

1. CH4 2. H2Se
3. N2H4 4. H2S
Subtopic:  van der Waal Force & Hydrogen Bonding |
 71%
From NCERT
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Compound that is isoelectronic with an adduct of "Diborane and Ammonia" is-

1. Hydrogen peroxide.

2. Diborane (at absolute zero temp.).

3. First member of alkyne series.

4. Diborane (at 10°C temp).

Subtopic:  Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
From NCERT
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Which of the following leads to bonding orbital?

1. 2.
3. 4.


 

Subtopic:  Hybridisation |
 63%
From NCERT
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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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