Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
The correct order of N-compounds in its decreasing order of oxidation states is
1
HNO3, NO, N2, NH4Cl
2
HNO3, NO, NH4Cl, N2
3
NH4Cl, N2, NO, HNO3
4
More than one of the above
5
None of the above