Question

cao, ZnO,H,O, AL, O3, B,03
Cr2O3, N20, F2,02, PbO2, CO,
Beo, S02 in above
oxides, number of Acidic
oxides is 'P', number of
Basic oxides 'Q', number of
neutral oxides 'R', number
of Amphoteric Oxides 'S',
then (R+S)-(Q+P) value is ?​

Answer 1

Answer:

UC Davis and I don't know bro but I need

Answer 2

The answer is cao ZnO