Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Chemical Reaction
Which of the following elements in Group 15 can exhibit a maximum oxidation state of +5?
1
Nitrogen (N)
2
Phosphorus (P)
3
Arsenic (As)
4
More than one of the above
5
None of the above