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%
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The correct statement among the following for a compound having a higher dipole moment is-

1. Greater will the ionic nature. 2. Lesser will be the polarity.
3. Smaller will be the ionic nature. 4. None of the above.

 
Subtopic:  Polarity |
 79%
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PCl5 exists but NCl5 does not because:

1. Nitrogen has no vacant d-subshells .

2. NCl5 is unstable .

3. Nitrogen atom is much smaller than p .

4. Nitrogen is highly inert . 

Subtopic:  Acidic, Basic Character & Fajan's Rule |
 87%
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The bond angle between two hybrid orbitals is 105°. The % s character in orbital is-

1. Between 30-31% 2. Between  9- 12%
3. Between 25 -26% 4. Between 22-23%
Subtopic:  Hybridisation |
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The strongest hydrogen bond present among the following is-

1. OHS

2. SHO

3. FHF

4. FHO

Subtopic:  van der Waal Force & Hydrogen Bonding |
 78%
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Which of the following conversions demonstrates an increase in bond order and a change in magnetic behaviour?

1. NONO+                                 

2. O2O2+

3. N2N2+                                   

4. C2C2+

Subtopic:  M.O.T |
 63%
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The molecule having the smallest bond angle is-

1. PCl3 2. NCl3
3. AsCl3 4. SbCl3
Subtopic:  V.S.E.P.R & V.B.T |
 63%
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The BF3 is a planar molecule whereas NF3 is pyramidal because:

1. B-F bond is more polar than N-F bond.

2. Boron atom is bigger than nitrogen atom.

3. Nitrogen is more electronegative than boron.

4. BF3 has no lone pair but NF3 has a lone pair of electrons.

Subtopic:  Hybridisation | V.S.E.P.R & V.B.T |
 90%
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