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Zn(s)Cu(No3)2(aq) = Zn(No3)2(aq)Cu(s)
K2Cr2O7 + H2S = Cr(OH)3 + S + KHS + H2O =>
K2Cr2O7 + 5 H2S = 2 Cr(OH)3 + 3 S + 2 KHS + H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Li + Ba(NO3)2 = Ba + Li(NO3)2 =>
Li + Ba(NO3)2 = Ba + Li(NO3)2
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Al() + HCl = AlCl3 + H2 =>
2 Al() + 6 HCl = 2 AlCl3 + 3 H2
Mg + CuF2 = Cu + MgF2 =>
Mg + CuF2 = Cu + MgF2
KI + H2SO4 = H2S + KIO4 =>
KI + H2SO4 = H2S + KIO4
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
ZnCl2 + (NH4)2S = ZnS + NH3 + HCl =>
ZnCl2 + (NH4)2S = ZnS + 2 NH3 + 2 HCl
Cd + HNO3 = Cd(NO3)2 + N2O + H2O =>
4 Cd + 10 HNO3 = 4 Cd(NO3)2 + N2O + 5 H2O
Na3PO4 + BaCl2 = Na + BaPO4 + Cl =>
Na3PO4 + BaCl2 = 3 Na + BaPO4 + 2 Cl
CrCl3 + KOH = KCl + Cr(HO)3 =>
CrCl3 + 3 KOH = 3 KCl + Cr(HO)3
Sb2O5 = Sb + O2 =>
2 Sb2O5 = 4 Sb + 5 O2
SO2 + NaOH = SO4 + Na + H2O =>
SO2 + 4 NaOH = SO4 + 4 Na + 2 H2O
H2SO4 + BaCO2 = BaSO4 + H2CO2 =>
H2SO4 + BaCO2 = BaSO4 + H2CO2
SnCl2*2H2O + NH4OH = SnO2 + NH4Cl + H2O + H2 =>
SnCl2*2H2O + 2 NH4OH = SnO2 + 2 NH4Cl + 2 H2O + H2
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
Cr2O7{2-} + Zn + H{+} = Cr{3+} + Zn{2+} + H2O =>
Cr2O7{2-} + 3 Zn + 14 H{+} = 2 Cr{3+} + 3 Zn{2+} + 7 H2O
Na2CO3 + Al(OH)3 = Al2(CO3)3 + NaOH =>
3 Na2CO3 + 2 Al(OH)3 = Al2(CO3)3 + 6 NaOH
FeSO4 + KOH + K2MnO4 + H2O = Fe(OH)3 + MnO2 + K2SO4 =>
2 FeSO4 + 2 KOH + K2MnO4 + 2 H2O = 2 Fe(OH)3 + MnO2 + 2 K2SO4
Fe + HCOOH = FeCOOH + H =>
Fe + HCOOH = FeCOOH + H
Cr(NO3) + H2O2 + NaOH = Na2CrO4 + NaNO3 + H2O =>
2 Cr(NO3) + 5 H2O2 + 6 NaOH = 2 Na2CrO4 + 2 NaNO3 + 8 H2O
P1 + O2 = P2O5 =>
4 P1 + 5 O2 = 2 P2O5
Cd + HNO3 = Cd(NO3)2 + H =>
Cd + 2 HNO3 = Cd(NO3)2 + 2 H
H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + O2 =>
2 H2Cr2O7 + 6 H2SO4 = 2 Cr2(SO4)3 + 8 H2O + 3 O2
Cd + HNO3 = Cd(NO3)2 + H =>
Cd + 2 HNO3 = Cd(NO3)2 + 2 H
PH4Br = P2 + H2 + Br2 =>
2 PH4Br = P2 + 4 H2 + Br2
Cd + HNO3 = Cd(NO3)2 + NO + H2O =>
3 Cd + 8 HNO3 = 3 Cd(NO3)2 + 2 NO + 4 H2O
KHSO4 + K2S = K2SO4 + H2S =>
2 KHSO4 + K2S = 2 K2SO4 + H2S
Mg(NO3)2 + KOH = Mg(OH)2 + K(NO3) =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 K(NO3)
Hg2(OH)2 = H2O + Hg2O =>
Hg2(OH)2 = H2O + Hg2O
Fe2(SO4)3 + H2O = Fe + H2SO4 + O2 =>
2 Fe2(SO4)3 + 6 H2O = 4 Fe + 6 H2SO4 + 3 O2
Cd + HNO3 = Cd(NO3)2 + N2O + H2O =>
4 Cd + 10 HNO3 = 4 Cd(NO3)2 + N2O + 5 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
AgBr2(s) = Ag(s) + Br2(l) =>
AgBr2(s) = Ag(s) + Br2(l)
K1 + Cl2 = K1Cl1 =>
2 K1 + Cl2 = 2 K1Cl1
Cl2 + HI = HCl + I2 =>
Cl2 + 2 HI = 2 HCl + I2
Fe + CuCl2 + Cu = FeCu2Cl =>
2 Fe + CuCl2 + 3 Cu = 2 FeCu2Cl
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
NaHCO3 + CH3COH = CH3CONa + H2O + CO2 =>
NaHCO3 + CH3COH = CH3CONa + H2O + CO2
K2Cr2O7 + KBr + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
S2O3 + I2 + OH{-} = SO42{-} + I{-} + H2O =>
S2O3 + 80 I2 + 162 OH{-} = 2 SO42{-} + 160 I{-} + 81 H2O
Fe(NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
S2O5{2-} + H2O = HSO3{-} =>
S2O5{2-} + H2O = 2 HSO3{-}
H3CrO3 + NaOH = Na3CrO3 + H2O =>
H3CrO3 + 3 NaOH = Na3CrO3 + 3 H2O
H2 + C2 + Cl2 = CHCl3 =>
H2 + C2 + 3 Cl2 = 2 CHCl3
Cu(NO3)2 + Na2(CO3) = Cu2(CO3)2 + Na(NO3) =>
2 Cu(NO3)2 + 2 Na2(CO3) = Cu2(CO3)2 + 4 Na(NO3)
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