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Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ni(NH3)6{2+} + (CH3)2C2(NOH)2 = NH4{+} + NH3 + NiC8H14N4O4 =>
Ni(NH3)6{2+} + 2(CH3)2C2(NOH)2 = 2 NH4{+} + 4 NH3 + NiC8H14N4O4
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cl + HNO3 = HClO3 + NO2 + H2O =>
Cl + 5 HNO3 = HClO3 + 5 NO2 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
HCl + HNO3 = HClO3 + NO2 + H2O =>
HCl + 6 HNO3 = HClO3 + 6 NO2 + 3 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
Ni(NH3)6{2+} + C6H5NC + H2O = NH4{+} + NH3 + Ni(C6H5NC)4 + C6H5NCO =>
Ni(NH3)6{2+} + 5 C6H5NC + H2O = 2 NH4{+} + 4 NH3 + Ni(C6H5NC)4 + C6H5NCO
Na + F = NaF =>
Na + F = NaF
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HCl + KI + K2CrO4 = KCl + CrCl3 + I2 + H2O =>
16 HCl + 6 KI + 2 K2CrO4 = 10 KCl + 2 CrCl3 + 3 I2 + 8 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Li2CO3 + H3BO3 = Li2B4O7 + CO2 + H2O =>
Li2CO3 + 4 H3BO3 = Li2B4O7 + CO2 + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ce2O3 + NO = CeO2 + N2 =>
2 Ce2O3 + 2 NO = 4 CeO2 + N2
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
Zn(NO3)2 + Na2CO3 + H2O = Zn(OH)2 + NaNO3 + CO2 =>
Zn(NO3)2 + Na2CO3 + H2O = Zn(OH)2 + 2 NaNO3 + CO2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
O3 = O2 =>
2 O3 = 3 O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
HCI + NaOH = H2O + NaCI =>
HCI + NaOH = H2O + NaCI
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Zn + S = ZnS =>
Zn + S = ZnS
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Ti + Ag{+} = Ti2{+} + Ag =>
2 Ti + Ag{+} = Ti2{+} + Ag
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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