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3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Na2SO4 + HCl = H2SO4 + NaCl =>
Na2SO4 + 2 HCl = H2SO4 + 2 NaCl
KMnO4 + Al = Al2O3 + K2O + MnO =>
6 KMnO4 + 10 Al = 5 Al2O3 + 3 K2O + 6 MnO
C4H10O = C + H2 + O2 =>
2 C4H10O = 8 C + 10 H2 + O2
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
HI + H2(SO4) = H2(SO3) + I2 + H2O =>
2 HI + H2(SO4) = H2(SO3) + I2 + H2O
S5 + O2 = SO2 =>
S5 + 5 O2 = 5 SO2
ClO{-} + H{+} = Cl2 + ClO{3+} + H2O =>
5 ClO{-} + 8 H{+} = 2 Cl2 + ClO{3+} + 4 H2O
CCl3COOH + H = CHCl2COOH + Cl =>
CCl3COOH + H = CHCl2COOH + Cl
C5H12O2 + O2 = CO2 + H2O =>
C5H12O2 + 7 O2 = 5 CO2 + 6 H2O
C3H7OH + CuO = C3H4OH + H2O + Cu =>
2 C3H7OH + 3 CuO = 2 C3H4OH + 3 H2O + 3 Cu
KCrO2 + H2SO4 = K2Cr2O7 + SO2 + H2O =>
2 KCrO2 + 3 H2SO4 = K2Cr2O7 + 3 SO2 + 3 H2O
Na2(CO3) + H2SO4 = Na2(SO4) + H2(CO3) =>
Na2(CO3) + H2SO4 = Na2(SO4) + H2(CO3)
Au + NaOH = Au(OH)2 + Na =>
Au + 2 NaOH = Au(OH)2 + 2 Na
Fe2 + Cl2 = FeCl2 =>
Fe2 + 2 Cl2 = 2 FeCl2
CH2O2 + H2O = H3O + CO2 =>
CH2O2 + 2 H2O = 2 H3O + CO2
K2Cr2O7 + H2O = H2CrO4 + KOH =>
K2Cr2O7 + 3 H2O = 2 H2CrO4 + 2 KOH
Sr(NO3)2 + Na2(SO4) = SrSO4 + Na(NO3) =>
Sr(NO3)2 + Na2(SO4) = SrSO4 + 2 Na(NO3)
C2H5(OH) + O2 = CO2 + H2O =>
C2H5(OH) + 3 O2 = 2 CO2 + 3 H2O
Fe(OH)3 + CH3COOH = Fe{3+} + CH3COO{-} + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe{3+} + 3 CH3COO{-} + 3 H2O
Zn + Cu(SO4) = ZnSO4 + Cu =>
Zn + Cu(SO4) = ZnSO4 + Cu
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COH + H2O =>
K2Cr2O7 + 3 C2H5OH + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COH + 7 H2O
Cr + O = Cr3O =>
3 Cr + O = Cr3O
Al + KOH + H2C2O4 = K3[Al(C2O4)3] + H2O + H2 =>
2 Al + 6 KOH + 6 H2C2O4 = 2 K3[Al(C2O4)3] + 6 H2O + 3 H2
B4H10 + KMnO4 = KBO4 + MnO2 + H2O + KOH =>
3 B4H10 + 38 KMnO4 = 12 KBO4 + 38 MnO2 + 2 H2O + 26 KOH
NaI = Na + I =>
NaI = Na + I
(NH4)2HPO4 + NaOH = (NH4)3PO4 + Na3PO4 + H2O =>
3(NH4)2HPO4 + 3 NaOH = 2(NH4)3PO4 + Na3PO4 + 3 H2O
CuClO3 = CuCl + O =>
CuClO3 = CuCl + 3 O
Ca + LiOH = Ca(OH)2 + Li =>
Ca + 2 LiOH = Ca(OH)2 + 2 Li
H2(l) + O2(g) = H2O(g) =>
2 H2(l) + O2(g) = 2 H2O(g)
N2 + KBr = KN2 + Br =>
N2 + KBr = KN2 + Br
Fe2O3 + P4 = Fe + P2O5 =>
10 Fe2O3 + 3 P4 = 20 Fe + 6 P2O5
CCl4 = C + Cl =>
CCl4 = C + 4 Cl
P + CO2 = P2O3 + CO =>
2 P + 3 CO2 = P2O3 + 3 CO
C3H4 + Br2 = C3H4Br2 =>
C3H4 + Br2 = C3H4Br2
NaOH + H2O = NaH3O2 =>
NaOH + H2O = NaH3O2
NaHCO3(s) = NaH(s) + CO(g) + O2(g) =>
NaHCO3(s) = NaH(s) + CO(g) + O2(g)
H2O(g) + K(s) = KOH(s) + H2(g) =>
2 H2O(g) + 2 K(s) = 2 KOH(s) + H2(g)
Ca(OH)2 + Na2(SO4) = CaSO4 + NaOH =>
Ca(OH)2 + Na2(SO4) = CaSO4 + 2 NaOH
Zn + Cu(SO4) = ZnSO4 + Cu =>
Zn + Cu(SO4) = ZnSO4 + Cu
Pb + HNO3(dil) = Pb(NO3)2 + H2O + NO2 =>
Pb + 4 HNO3(dil) = Pb(NO3)2 + 2 H2O + 2 NO2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
CH3OH + N2O = CO2 + H2O + N2 =>
CH3OH + 3 N2O = CO2 + 2 H2O + 3 N2
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COH + H2O =>
K2Cr2O7 + 3 C2H5OH + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COH + 7 H2O
CuO + H{+} = Cu{+2} + H2O =>
CuO + 2 H{+} = Cu{+2} + H2O
KMnO4 + H2SO4 + As = K2SO4 + MnSO4 + As2O5 + H2O =>
2 KMnO4 + 3 H2SO4 + 2 As = K2SO4 + 2 MnSO4 + As2O5 + 3 H2O
H3AsO4 + S + NO = H + As2S3 + NO3 =>
2 H3AsO4 + 3 S + 4 NO = 6 H + As2S3 + 4 NO3
Cu + O2 + CO2 + H2O = Cu2(OH)2CO2 =>
4 Cu + O2 + 2 CO2 + 2 H2O = 2 Cu2(OH)2CO2
Pb + HNO3(dil) = Pb(NO3)2 + H2O + NO2 =>
Pb + 4 HNO3(dil) = Pb(NO3)2 + 2 H2O + 2 NO2
NaBr + HgNO3 = Hg2Br2 + NaNO3 =>
2 NaBr + 2 HgNO3 = Hg2Br2 + 2 NaNO3
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