In which of the following compounds is the oxidation number of nitrogen equal to +3? by Sunday | Aug 22 | Chemistry WAEC | 0 comments A. NO2 B. N2O C. NO D. HNO2 E. HNO3 Correct Answer: Option D – HNO2 Users Also Read These:Which of the following oxides of nitrogen has…In which of the following is the oxidation number of…The atomic number of an isotope of hydrogen is equal…Uranium of atom number 92 and mass number 238 emits…The oxidation number of nitrogen in Pb(NO3)2 is?