MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic Chemistryp -Block Elements (group 15-18)Chemical Properties of Group 15 Elements
Small quantities of very pure N₂ is obtained by carefully warming
A.sodium azide (NaN₃)
B.a mixture of CuO and NH₃
C.a mixture of NH₃ and Br₂
D.a mixture of Zn, NaNO₃ and NaOH
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