In PO43- ion the formal charge on the oxygen atom of P – O bond is

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asked Mar 6, 2018 in Class XI Chemistry by rahul152 (-2,846 points)

In PO43- ion the formal charge on the oxygen atom of P – O bond is 
(a) +1                      
(b) -1                        
(c) -0.75                    
(d) +0.75

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3 Answers

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answered Mar 6, 2018 by nikita74 (-1,025 points)

(b) Formal charge of the atom in the molecule or ion = (Number of valence electrons in free atom) – (Number of lone pair electrons + 1/2 Number of bonding electrons) 

commented May 19, 2018 by BHUVNESH GAUR Basic (24 points)
-1 is on Phosphorus
It is wrong
commented Oct 23, 2018 by Prem002 Basic (24 points)
It's a wrong ans
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answered May 19, 2018 by BHUVNESH GAUR Basic (24 points)
-0.75
Three unit negative charge is being shared by four O atmos
.:.Formal charge =-3/4=-0.75
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answered Oct 23, 2018 by Prem002 Basic (24 points)
F.c = charge /no of o-

FC=-3/4= -0.75

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