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Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
H2 + ZOH = Z2 + H2O =>
H2 + 2 ZOH = Z2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
HNO2(aq) + KOH(aq) = H2O(l) + KNO2(aq) =>
HNO2(aq) + KOH(aq) = H2O(l) + KNO2(aq)
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Fe{3}O + CO = Fe + CO{2) =>
2 Fe{3}O + 3 CO = 2 Fe + 3 CO{2)
Cs + HOH = CsH + OH =>
Cs + HOH = CsH + OH
CU(OH)2 + HNO3 = CU(NO3)2 + H2O =>
CU(OH)2 + 2 HNO3 = CU(NO3)2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K + AuHCl = KHCl + Au =>
K + AuHCl = KHCl + Au
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
Cu(NO3)2 + KOH = Cu(OH)2 + K(NO3) =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 K(NO3)
MgO + HBr = Mg(OH)Br =>
MgO + HBr = Mg(OH)Br
H + B = HB =>
H + B = HB
HNO3(aq) + MgCO3(s) = Mg(NO3)2 + H2CO3 =>
2 HNO3(aq) + MgCO3(s) = Mg(NO3)2 + H2CO3
Cr(OH)3 + H3PO4 = CrPO4 + HOH =>
Cr(OH)3 + H3PO4 = CrPO4 + 3 HOH
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
CuO + KI = CuI + I2 + K2O =>
2 CuO + 4 KI = 2 CuI + I2 + 2 K2O
ZnSO4 + SrO = SrSO4 + ZnO =>
ZnSO4 + SrO = SrSO4 + ZnO
K2CrO4 + KOH = K2O + H2CrO4 =>
K2CrO4 + 2 KOH = 2 K2O + H2CrO4
N2SO2 + H2O2 = H2SO4 + N2 =>
N2SO2 + H2O2 = H2SO4 + N2
Fe(OH)3 + Br2 + K2ZnO2 = K2ZnO4 + FeBr3 + H2O =>
4 Fe(OH)3 + 6 Br2 + 3 K2ZnO2 = 3 K2ZnO4 + 4 FeBr3 + 6 H2O
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
H2S + SO2 = HO2 + S =>
H2S + 2 SO2 = 2 HO2 + 3 S
Mg + CO3 = MgO + CO2 =>
Mg + CO3 = MgO + CO2
CaCl2 + F2 = CaF2 + Cl2 =>
CaCl2 + F2 = CaF2 + Cl2
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
Na3PO4 + SnS = Na2S + Sn3(PO4)2 =>
2 Na3PO4 + 3 SnS = 3 Na2S + Sn3(PO4)2
S2O3{2-} = S4O6{2-} + e =>
2 S2O3{2-} = S4O6{2-} + 2e
Pb(NO3)2 + NaC2H3O2 = Pb(C2H3O2)2 + NaNO3 =>
Pb(NO3)2 + 2 NaC2H3O2 = Pb(C2H3O2)2 + 2 NaNO3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
FeCl3 + K4Fe(CN)6 = C18Fe7N18 + KCl =>
4 FeCl3 + 3 K4Fe(CN)6 = C18Fe7N18 + 12 KCl
Li(s) + F2(g) = LiF(aq) =>
2 Li(s) + F2(g) = 2 LiF(aq)
Mg3 + N2 = Mg3N2 =>
Mg3 + N2 = Mg3N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
MnPO4 + Mg = Mg3(PO4)2 + Mn =>
2 MnPO4 + 3 Mg = Mg3(PO4)2 + 2 Mn
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe + P = Fe2P =>
2 Fe + P = Fe2P
FeCl2 + K2S = FeS + KCl =>
FeCl2 + K2S = FeS + 2 KCl
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
C7H16O2 + O2 = CO2 + H2O =>
C7H16O2 + 10 O2 = 7 CO2 + 8 H2O
CH3Cl + CuO = CuCl2 + (CH3)2O =>
2 CH3Cl + CuO = CuCl2 + (CH3)2O
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
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