A Lewis structure of boron trifluoride is shown here. How many valence electrons are shown directly around the B atom
A) Eight
B) Six
C) Twenty-four
D) None
E) None of the above

Question

A Lewis structure of boron trifluoride is shown here. How many valence electrons are shown directly around the B atom 
A) Eight 
B) Six 
C) Twenty-four 
D) None 
E) None of the above

Quizplus · Accepted Answer

Boron has 3 valence electrons while each fluorine atom contributes one electron, making a total of 3+3=6 valence electrons directly around the boron atom in the Lewis structure of boron trifluoride.

A Lewis Structure of Boron Trifluoride Is Shown Here