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Cu{2+} + Mg = Cu(s) + Mg{2+}
Mg(NO3)2 + HBr = MgBr2 + HNO3 =>
Mg(NO3)2 + 2 HBr = MgBr2 + 2 HNO3
K2[Zn(OH)4] + ZnCl2 = Zn(OH)2 + KCl =>
K2[Zn(OH)4] + ZnCl2 = 2 Zn(OH)2 + 2 KCl
NaOH + HCl = NaOHHCl =>
NaOH + HCl = NaOHHCl
Al + H3PO4 = Al(HPO4)3 + H2 =>
Al + 3 H3PO4 = Al(HPO4)3 + 3 H2
NaCl + AgNO3 = NaNO3 + Ag2Cl2 =>
2 NaCl + 2 AgNO3 = 2 NaNO3 + Ag2Cl2
CaCO3 + H2O = CO2 + Ca(OH)2 =>
CaCO3 + H2O = CO2 + Ca(OH)2
AlOHSO4 + NaOH = Na2SO4 + Al(OH)3 =>
AlOHSO4 + 2 NaOH = Na2SO4 + Al(OH)3
Na2Cu(NH3)4 + Na2S2O4 + Cu(OH)2 = Na2SO3 + Cu + NH3 + H2O =>
Na2Cu(NH3)4 + Na2S2O4 + 2 Cu(OH)2 = 2 Na2SO3 + 3 Cu + 4 NH3 + 2 H2O
Fe + Cu2 = FeCu3 =>
2 Fe + 3 Cu2 = 2 FeCu3
K2Cr2O7(aq) + HCl(aq) + KI(aq) = KCl(aq) + CrCl3(aq) + I2(aq) + H2O(l) =>
K2Cr2O7(aq) + 14 HCl(aq) + 6 KI(aq) = 8 KCl(aq) + 2 CrCl3(aq) + 3 I2(aq) + 7 H2O(l)
Ba(NO3)2(aq) + NaI(aq) = BaI2(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + 2 NaI(aq) = BaI2(s) + 2 NaNO3(aq)
H2Te + Co(OH)2 + Rh(OH)2 = H2O + CoRhTe2 =>
2 H2Te + Co(OH)2 + Rh(OH)2 = 4 H2O + CoRhTe2
Ca(HCOO)2 + H2SO4 = HCOOH + CaSO4 =>
Ca(HCOO)2 + H2SO4 = 2 HCOOH + CaSO4
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
NiCl2 + HCl = NiH + Cl =>
NiCl2 + HCl = NiH + 3 Cl
La(NO3)3 + Fe(NO3)3 + C6H10O5 = LaFeO3 + CO2 + H2O + N2 =>
4 La(NO3)3 + 4 Fe(NO3)3 + 5 C6H10O5 = 4 LaFeO3 + 30 CO2 + 25 H2O + 12 N2
K(s) + H2O(l) = KOH(l) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(l) + H2(g)
Mg(NO3)2 + HBr = MgBr2 + HNO3 =>
Mg(NO3)2 + 2 HBr = MgBr2 + 2 HNO3
Zn + H2SO4 + HCl = ZnCl2 + H2S + H2O =>
4 Zn + H2SO4 + 8 HCl = 4 ZnCl2 + H2S + 4 H2O
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4 =>
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4
NaF + Al2O3 = Na2O + AlF3 =>
6 NaF + Al2O3 = 3 Na2O + 2 AlF3
Ca3(PO4)2(s) + Si02(s) + C(s) = CaSi03(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2(s) + 9 Si02(s) + 16 C(s) = 6 CaSi03(s) + 16 CO(g) + P4(s)
S + CI2 = SCI2 =>
S + CI2 = SCI2
Cl2 + Na[Al(OH)4] = NaCl + NaClO + Al(OH)3 + H2O =>
Cl2 + 2 Na[Al(OH)4] = NaCl + NaClO + 2 Al(OH)3 + H2O
K2Cr2O7 = Cr2O3 + K2O + O2 =>
2 K2Cr2O7 = 2 Cr2O3 + 2 K2O + 3 O2
J = J{+} + e =>
J = J{+} + e
AsH2 + AgNO3 + H2O = H3AsO4 + Ag + HNO3 =>
AsH2 + 7 AgNO3 + 4 H2O = H3AsO4 + 7 Ag + 7 HNO3
Al2O3 + HNO3 = Al[NO3]3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al[NO3]3 + 3 H2O
HF + Mn(OH)7 = MnF7 + H2O =>
7 HF + Mn(OH)7 = MnF7 + 7 H2O
Cl2 + F = ClF3 =>
Cl2 + 6 F = 2 ClF3
NaOH + Na2CrO4 = NaCrO4 + OHNa2 =>
NaOH + Na2CrO4 = NaCrO4 + OHNa2
MoS2 + O2{+} + H2O = HMoO{4-} + SO4{2-} + H{+} =>
5 MoS2 + 9 O2{+} + 27 H2O = 5 HMoO{4-} + 10 SO4{2-} + 49 H{+}
Na2(CO3)2 + HCl = HCO3 + NaCl =>
Na2(CO3)2 + 2 HCl = 2 HCO3 + 2 NaCl
Ni(ClO2)2 = NiCl2 + O2 =>
Ni(ClO2)2 = NiCl2 + 2 O2
PbBr4 + Cl2 = PbCl4 + Br =>
PbBr4 + 2 Cl2 = PbCl4 + 4 Br
(f)Na2O2(s) + H2O(g) + CO2(g) = NaHCO3(s) + O2(g) =>
2(f)Na2O2(s) + 2 H2O(g) + 4 CO2(g) = 4 NaHCO3(s) + O2(g)
Zn(m) + HCl = ZnCl2 + H2 =>
Zn(m) + 2 HCl = ZnCl2 + H2
Pb(NO3)2 + K4Fe(CN)6 = Pb2Fe(CN)6 + KNO3 =>
2 Pb(NO3)2 + K4Fe(CN)6 = Pb2Fe(CN)6 + 4 KNO3
Fe + Br = FeBr3 =>
Fe + 3 Br = FeBr3
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
CH3CHOHCH2CH3 + CrO7{2-} + H{+} = Cr{3+} + CH3COCH2CH3 + H2O =>
9 CH3CHOHCH2CH3 + 2 CrO7{2-} + 10 H{+} = 2 Cr{3+} + 9 CH3COCH2CH3 + 14 H2O
P(Cl3) + H2O = HCl + H3PO3 =>
P(Cl3) + 3 H2O = 3 HCl + H3PO3
CaCl2 + NaHCO3 = NaCl + CaCO3 + CO2 + H2O =>
CaCl2 + 2 NaHCO3 = 2 NaCl + CaCO3 + CO2 + H2O
Fe3 + CuCl2 = FeCl3 + Cu =>
2 Fe3 + 9 CuCl2 = 6 FeCl3 + 9 Cu
SrNO3 + NaCl = SrCl + NaNO3 =>
SrNO3 + NaCl = SrCl + NaNO3
Sn{2+} = Sn{4+} + e =>
Sn{2+} = Sn{4+} + 2e
(NH4)2SO4 + KOH = (NH4)OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2(NH4)OH + K2SO4
Mn(NO3)2 + Na2S = NaNO3 + MnS =>
Mn(NO3)2 + Na2S = 2 NaNO3 + MnS
BaSO4 + HCl = BaCl + HSO4 =>
BaSO4 + HCl = BaCl + HSO4
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