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ZnO2 + 2 Cu = 2 CuO + Zn
SrCl2(aq) + K2SO4(aq) = SrSO4(s) + KCl(aq) =>
SrCl2(aq) + K2SO4(aq) = SrSO4(s) + 2 KCl(aq)
(HCOO)2Ca + CO2 + H2O = HCOOH + Ca(HCO3)2 =>
(HCOO)2Ca + 2 CO2 + 2 H2O = 2 HCOOH + Ca(HCO3)2
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2 =>
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2
Au + O3 = AuO3 =>
Au + O3 = AuO3
KHCO3 + HCl(aq) = CO2 + H2O + KCl =>
KHCO3 + HCl(aq) = CO2 + H2O + KCl
Bi2O3(s) + C(s) = Bi(s) + CO(g) =>
Bi2O3(s) + 3 C(s) = 2 Bi(s) + 3 CO(g)
C2H3O2NH4 + Ba(OH)2 = NH3 + H2O + Ba(C2H3O2)2 =>
2 C2H3O2NH4 + Ba(OH)2 = 2 NH3 + 2 H2O + Ba(C2H3O2)2
CH3NH2 + CH3Cl = CH3NHCH3 + NH4Cl =>
3 CH3NH2 + CH3Cl = 2 CH3NHCH3 + NH4Cl
Cu = Cu2 =>
2 Cu = Cu2
Cl2 + HBr = HCl + Br2 =>
Cl2 + 2 HBr = 2 HCl + Br2
C2H5NO2 + HCl = C2H6ClNO2 =>
C2H5NO2 + HCl = C2H6ClNO2
KCO3 + ZnCl2 = KCl2 + ZnCO3 =>
KCO3 + ZnCl2 = KCl2 + ZnCO3
FeS2 + O2 + H2O = Fe(OH)3 + SO4{2-} + H{+} =>
4 FeS2 + 15 O2 + 14 H2O = 4 Fe(OH)3 + 8 SO4{2-} + 16 H{+}
K + H2SO3 = K2SO3 + H2 =>
2 K + H2SO3 = K2SO3 + H2
H2O2 + CrCl3 + KOH = K2CrO4 + KCl + H2O =>
3 H2O2 + 2 CrCl3 + 10 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
AlH3 + O2 = AlOH3 =>
2 AlH3 + O2 = 2 AlOH3
Sc(OH)3 + HNO3 = ScOH(NO3)2 + H2O =>
Sc(OH)3 + 2 HNO3 = ScOH(NO3)2 + 2 H2O
LiB11H14 = Li2B12H12 + B10H14 + H2 =>
2 LiB11H14 = Li2B12H12 + B10H14 + H2
Au + O3 = AuO =>
3 Au + O3 = 3 AuO
HNO3(aq) + (NH4)BO3(aq) = H2BO3(aq) + NH4(NO3)2(g) =>
2 HNO3(aq) + (NH4)BO3(aq) = H2BO3(aq) + NH4(NO3)2(g)
C + NaOH = COH + Na =>
C + NaOH = COH + Na
PbO + NH = Pb + N + H2O =>
PbO + 2 NH = Pb + 2 N + H2O
H2SO4 + Ga = Ga2(SO4)3 + H2 =>
3 H2SO4 + 2 Ga = Ga2(SO4)3 + 3 H2
Rb + Fe2O3 = Rb2O + Fe =>
6 Rb + Fe2O3 = 3 Rb2O + 2 Fe
Sr(NO3)2 + Na3(PO4) = Sr3(PO4)2 + Na(NO3) =>
3 Sr(NO3)2 + 2 Na3(PO4) = Sr3(PO4)2 + 6 Na(NO3)
P4O10 = P + O2 =>
P4O10 = 4 P + 5 O2
NHO3 + NH3 = H2O + N2 =>
3 NHO3 + 5 NH3 = 9 H2O + 4 N2
PbBr2 + Ca(OH)2 = Pb(OH)2 + CaBr2 =>
PbBr2 + Ca(OH)2 = Pb(OH)2 + CaBr2
Cu = Cu{2+} + {-} =>
Cu = Cu{2+} + 2e
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
C2H6O + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
(NH4)2S + Pb(NO3)2 = NH4(NO3)1 + Pb + S =>
(NH4)2S + Pb(NO3)2 = 2 NH4(NO3)1 + Pb + S
SiO2 + HF = SiF + HO2 =>
SiO2 + HF = SiF + HO2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
C2H22O6 + O2 = CO2 + H2O =>
2 C2H22O6 + 9 O2 = 4 CO2 + 22 H2O
K + H2SO3 = K2SO3 + H2 =>
2 K + H2SO3 = K2SO3 + H2
NaOH + C = Na + CO + H2 =>
2 NaOH + 2 C = 2 Na + 2 CO + H2
Al + H2Cl2 = AlCl3 + H =>
2 Al + 3 H2Cl2 = 2 AlCl3 + 6 H
Cu = Cu{2+} + e =>
Cu = Cu{2+} + 2e
C2H6O + K2Cr2O7 + H2SO4 = C2H4O + CrSO4 + K2SO4 + H2O =>
4 C2H6O + K2Cr2O7 + 3 H2SO4 = 4 C2H4O + 2 CrSO4 + K2SO4 + 7 H2O
C(s) + O(g) = CO(g) =>
C(s) + O(g) = CO(g)
KNO3 + MnO + KOH = KNO2 + KMnO4 + H2O =>
5 KNO3 + 2 MnO + 2 KOH = 5 KNO2 + 2 KMnO4 + H2O
MgBr2 + (NH4)2CO3 = MgCO3 + NH4Br =>
MgBr2 + (NH4)2CO3 = MgCO3 + 2 NH4Br
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
SnO2 + H2O = Sn(OH)4 =>
SnO2 + 2 H2O = Sn(OH)4
FeCl2 + H2SO4 = FeSO4 + HCl =>
FeCl2 + H2SO4 = FeSO4 + 2 HCl
K3PO4 + MgI2 = K3I2 + MgPO4 =>
K3PO4 + MgI2 = K3I2 + MgPO4
NaOH + C = Na + CO2 + H2O =>
4 NaOH + C = 4 Na + CO2 + 2 H2O
(NH4)3PO4 + AgC2H3O2 = C2H7NO2 + Ag3PO4 =>
(NH4)3PO4 + 3 AgC2H3O2 = 3 C2H7NO2 + Ag3PO4
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