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39. Which one of the following sets of compounds correctly illustrate the law of reciprocal propotion a) P2O3, PH3, H2O b) N2O5, NH3, H2O c)NO2, NH3, H2O d) P2O5, PH3, H2O e) N2O, NH3, H2O

Answer» 39. Which one of the following sets of compounds correctly illustrate the law of reciprocal propotion a) P2O3, PH3, H2O b) N2O5, NH3, H2O c)NO2, NH3, H2O d) P2O5, PH3, H2O e) N2O, NH3, H2O


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