zn+h2so4=znso4+h2
znso4+2naoh=na2so4+zn(oh)2
zn(oh)2+2naoh==na2zno2+2h2o
na2zno2+4hcl=zncl2+2nacl+2h2o
zn+h2so4=znso4+h2
znso4+2naoh=na2so4+zn(oh)2
zn(oh)2+2naoh==na2zno2+2h2o
na2zno2+4hcl=zncl2+2nacl+2h2o