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In which of the following molecules, are all the bonds not equal?

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Important Questions on Chemical Bonding and Molecular Structure

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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 89
The surface tension of which of the following liquid is maximum?
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 90

Red precipitate is obtained when ethanol solution of dimethylglyoxime is added to ammoniacal Ni(I).Which of the following statements is not true?

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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 91
The paramagnetic species is-
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 92
Which of the following statements is true? 
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 93
 Which of the following pairs of molecules will have permanent dipole moments for both members? 
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 94
Hybridisation of the underline atom changes in
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 95
Bond angle of 109°28' is found in:    
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Alpha Question Bank for Medical: Chemistry>Chapter 13 - Chemical Bonding and Molecular Structure>Exercise 4>Q 96
In the anion HCOO- the two C-O bonds are found to be of equal length. What is the reason for it?