Jee AdvancedD And F Block ElementsJEE Advanced 2014 Paper 1 OfflineMCQM+3 / -02014The pair(s) of reagents that yield paramagnetic species is/areANa and excess of NH3BK and excess of O2CCu and dilute HNO3DO2 and 2-ethylanthraquinolCheck AnswerClear SelectionReveal AnswerShow Explanation