write formula sorry by Criss cross method (of class 9th chapter 3 atoms and molecules.)
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hello bruh,,, here's ur answer,,,
no formula for it ,, just to cross the charge on the opposite atoms,,,,
for ex ,,, refer attachment ...
here in the above attachment, charge of SODIUM IS +1 after donating it ,, where as charge of carbonate or CO3 is -2, (it is not therfore for 9th, in 10th),,
another ex Al2O3
no formula for it ,, just to cross the charge on the opposite atoms,,,,
for ex ,,, refer attachment ...
here in the above attachment, charge of SODIUM IS +1 after donating it ,, where as charge of carbonate or CO3 is -2, (it is not therfore for 9th, in 10th),,
another ex Al2O3
Attachments:
raftaar22:
thank you bro
.....ok...
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