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Old March 14th, 2006, 01:44
asutoshsahu asutoshsahu is offline
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In Na2S4O6
Na +1
O -2
Then 1x2+4S+(-2)x6=0
Soving this we get O.N. of S=2.5

But in a book it is given that in this molecule two S atom has O.N. +5 (i.e. 5+5 = 10 ) and the other two S has zero O.N.

Any comments on this.....