A compound having a metal-to-metal bond is:

1. Cupric chloride           

2. Stannous chloride

3. Mercurous chloride     

4. Mercuric chloride

Subtopic:  Types of Chemical Bond |
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Which of the following pair of elements can form an ionic compound?

1. \(\mathrm{Na}\) and \(\mathrm{Ca}\) 2. \(\mathrm{K}\) and \(O_2\)
3. \(O_2\) and \(Cl_2\) 4. \(Al\) and \(I_2\)
Subtopic:  Ionic Bond |
 60%
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The type of molecular forces of attraction present in the following compound is:

1. Intermolecular H-bonding. 2. Intramolecular H-bonding.
3. Van der Waal's force. 4. All of the above.
 

Subtopic:  van der Waal Force & Hydrogen Bonding |
 65%
From NCERT
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The species showing pπ-dπ  overlapping is :

1. NO3-

2. PO43-

3. CO32-

4. NO2-

Subtopic:  Covalent Bond |
 85%
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Which of the following interaction lies in the range of 8 - 42 kJ/mol?

1. H2...H2O                               

2. HCl...HCI

3. H2O...HF                                 

4. all

Subtopic:  Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
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The number of antibonding electrons pairs in O22- on the basis of MO theory are:

(1) 4

(2) 3

(3) 2

(4) 5

 

Subtopic:  M.O.T |
 73%
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If CdI2 is pink in colour, the CdCl2 will be '.............' coloured.

(1) yellow         

(2) red                 

(3) blue                   

(4) cannot be predicted

Subtopic:  Types of Chemical Bond |
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Which are true statements among the following?

(1) PH5 and BiCl5 does not exist 

(2) pπ-dπ bonds are present in SO2 

(3) Electrons travel with speed of light 

(4) SeF4 and CH4 has same charge on central atom

(5) I3+ has bent geometry 

(a) 1,3 

(b) 1,2,5 

(c) 1,3,5

(d) 1,2,4 

Subtopic:  Hybridisation |
 62%
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In which molecule all atoms are coplanar?

1. CH4

2. BF3

3. PF3

4. NH3

Subtopic:  Hybridisation |
 79%
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Among the following Which is paramagnetic ?

1. Cl2O6

2. Cl2O7

3. Cl2O

4. ClO2

Subtopic:  Covalent Bond |
 66%
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