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  • What is the nature of the bond between B and O in<img alt="\left(\mathrm{C}_{2} \mathrm{H}_{5}\right)_{2} \mathrm{OBH}_{3}" src="/latex-image/?%5Cleft%28%5Cmathrm%7BC%7D_%7B2%7D%20%5Cmathrm%7BH%7D_

What is the nature of the bond between B and O in\left(\mathrm{C}_{2} \mathrm{H}_{5}\right)_{2} \mathrm{OBH}_{3}

 

Option: 1

 Covalent
 


Option: 2

 Co-ordinate covalent
 


Option: 3

 lonic bond
 


Option: 4

 Banana shaped bond


Answers (1)

best_answer

The type of bond present in \left(\mathrm{C}_{2} \mathrm{H}_{5}\right)_{2} \mathrm{OBH}_{3} is a coordinate covalent bond. The lone pair over the Oxygen is donated to the vacant p orbital of Boron atom as shown below

                \left(\mathrm{C}_{2} \mathrm{H}_{5}\right)_{2} \mathrm{O:}\longrightarrow \mathrm{BH}_{3}

Hence, the correct answer is Option (2)

Posted by

avinash.dongre

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