Răspuns :
Răspuns:
a) H2SO3 => H2O + SO2
b) Pb+ I2=> PbI2
c) H2S+ Ni=> NiS+ H2
Răspuns:
a) H2SO3 => H2O + SO2
b) Pb+ I2=> PbI2
c) H2S+ Ni=> NiS+ H2
Răspuns:
a) H2SO3 => H2O + SO2
b) Pb+ I2=> PbI2
c) H2S+ Ni=> NiS+ H2
Răspuns:
a) H2SO3 => H2O + SO2
b) Pb+ I2=> PbI2
c) H2S+ Ni=> NiS+ H2