Zn+4HNO3(浓)====Zn(NO3)2+2NO2↑+2H2O
3Zn+8HNO3(稀)====3Zn(NO3)2+2NO↑+4H2O
4Zn+10HNO3(稍稀)====4Zn(NO3)2+N2O↑+5H2O
5Zn+12HNO3=5Zn(NO3)2+N2↑+6H20
4Zn+10HNO3(极稀)====4Zn(NO3)2+NH4NO3+5H2O
Zn+2HNO3(极稀1%-2%)====Zn(NO3)2+H2↑