In which of the following is the oxidation number of nitrogen zero? by Sunday | Aug 24 | Chemistry WAEC | 0 comments A. SO2 and NH3 B. NaNO3 C. HNO2 D. HNO3 E. N2 Correct Answer: Option E – N2 Users Also Read These:In which of the following reactions has the…Consider the following reaction equation:…If urea fertilizer contains 46% nitrogen. calculate…The oxidation state(s) of nitrogen in ammonium…The oxidation number of nitrogen in Pb(NO3)2 is?