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4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaI + Ca = Na + CaI2 =>
2 NaI + Ca = 2 Na + CaI2
NaNO3 + Fe = NaNO2 + FeO =>
NaNO3 + Fe = NaNO2 + FeO
MgCl2*H2O = MgO + HCl =>
MgCl2*H2O = MgO + 2 HCl
HClO2 = H2 + Cl2 + O2 =>
2 HClO2 = H2 + Cl2 + 2 O2
MgF2 = Mg + F =>
MgF2 = Mg + 2 F
Al + NaOH + H2O = Na(Al(OH)4) + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na(Al(OH)4) + 3 H2
SnCl2 + Fe2(SO4)3 = Sn(SO4) + FeCl3 =>
3 SnCl2 + Fe2(SO4)3 = 3 Sn(SO4) + 2 FeCl3
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
Hg + Cd(NO3)2 = HgNO3 + Cd =>
2 Hg + Cd(NO3)2 = 2 HgNO3 + Cd
(H2)(SO4) + B(OH)3 = (B2)(SO4)3 + (H2O) =>
3(H2)(SO4) + 2 B(OH)3 = (B2)(SO4)3 + 6(H2O)
K2S + CuSO4 = K2SO4 + CuS =>
K2S + CuSO4 = K2SO4 + CuS
SN(OH)2 + NaOH = Na2SNO2 + H2O =>
SN(OH)2 + 2 NaOH = Na2SNO2 + 2 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Sb2(SO4)3 + KCl = Sb2Cl3 + K(SO4) =>
Sb2(SO4)3 + 3 KCl = Sb2Cl3 + 3 K(SO4)
Fe{2+} + O2 = Fe + O{2+} =>
2 Fe{2+} + O2 = 2 Fe + 2 O{2+}
CuSO4(aq) + H2O(l) = Cu(s) + H2SO4(aq) + O2(g) =>
2 CuSO4(aq) + 2 H2O(l) = 2 Cu(s) + 2 H2SO4(aq) + O2(g)
Na(NO3) + H2SO4 = Na2(SO4) + HNO3 =>
2 Na(NO3) + H2SO4 = Na2(SO4) + 2 HNO3
C6H12O6 + H2O = C6H14O7 =>
C6H12O6 + H2O = C6H14O7
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeCO3 + H2CO3 = Fe(HCO3)2 =>
FeCO3 + H2CO3 = Fe(HCO3)2
HC7H5O2 + H2O = H3O{+} + C7H5O2{-} =>
HC7H5O2 + H2O = H3O{+} + C7H5O2{-}
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
AgNO3 + LiBr = AgBr + LiNO3 =>
AgNO3 + LiBr = AgBr + LiNO3
Na + RbCl = NaCl + Rb =>
Na + RbCl = NaCl + Rb
Pt + HNO3 + HCl = H2[PtCl6] + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2[PtCl6] + 4 NO + 8 H2O
CuSO4 + S = CuS + SO2 =>
CuSO4 + 2 S = CuS + 2 SO2
Zn(NO3)2 + H2O = Zn + O2 + HNO3 =>
2 Zn(NO3)2 + 2 H2O = 2 Zn + O2 + 4 HNO3
CHCH + H2O = CH3CHO =>
CHCH + H2O = CH3CHO
CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2
Ag + Al2(SO4)3 = Ag(SO4) + Al =>
3 Ag + Al2(SO4)3 = 3 Ag(SO4) + 2 Al
Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + K =>
3 Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + 4 K
Ag2O + NaCl = Ag2Cl + NaO =>
Ag2O + NaCl = Ag2Cl + NaO
Cd + H{+} = Cd2{+} + H2 =>
4 Cd + 2 H{+} = 2 Cd2{+} + H2
CH3CH2COOH + O3 = CO2 + H2O =>
3 CH3CH2COOH + 7 O3 = 9 CO2 + 9 H2O
Na + Zn(OH)2 = Zn + Na(OH)2 =>
Na + Zn(OH)2 = Zn + Na(OH)2
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
KI + Br = KBr + I =>
KI + Br = KBr + I
NaOH + Ca(NO3)2 = NaNO3 + Ca(OH)2 =>
2 NaOH + Ca(NO3)2 = 2 NaNO3 + Ca(OH)2
Br2 + CaI2 = CaBr2 + I2 =>
Br2 + CaI2 = CaBr2 + I2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
S3 = S8 =>
8 S3 = 3 S8
ZnS + O2 = ZnO + S =>
2 ZnS + O2 = 2 ZnO + 2 S
V2AlC + O2 = V2C + Al2O3 =>
4 V2AlC + 3 O2 = 4 V2C + 2 Al2O3
C4H6O6 + NaOH = C4NaHO4 + H2O =>
C4H6O6 + NaOH = C4NaHO4 + 3 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ag + HClO4 = AgClO4 + H =>
Ag + HClO4 = AgClO4 + H
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
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