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3 Ca + O3 = 3 CaO
Cr2O7{2-} + C2H5OH + H3O{+} = Cr{3+} + CO2 + H2O =>
2 Cr2O7{2-} + C2H5OH + 16 H3O{+} = 4 Cr{3+} + 2 CO2 + 27 H2O
As2S5 + NO3 = AsO4 + SO4 + NO2 =>
As2S5 + 28 NO3 = 2 AsO4 + 5 SO4 + 28 NO2
Na3AlO3 + Na2SO4 + H2O = Al2(SO4)3 + NaOH =>
2 Na3AlO3 + 3 Na2SO4 + 6 H2O = Al2(SO4)3 + 12 NaOH
LiAlH4 + HCl = LiCl + AlCl3 + H2 =>
LiAlH4 + 4 HCl = LiCl + AlCl3 + 4 H2
Al(NO3)3(aq) + Ca(OH)2(aq) = Al(OH)3 + Ca(NO3)2(aq) =>
2 Al(NO3)3(aq) + 3 Ca(OH)2(aq) = 2 Al(OH)3 + 3 Ca(NO3)2(aq)
Cu(OH) + H2(C2O4) = Cu2(C2O4) + HOH =>
2 Cu(OH) + H2(C2O4) = Cu2(C2O4) + 2 HOH
Zn + Ag2N = Zn3N + Ag =>
3 Zn + Ag2N = Zn3N + 2 Ag
SO2(s) + H2O(g) = H2SO3(s) =>
SO2(s) + H2O(g) = H2SO3(s)
Ni(C2H3O2)4(aq) + H3PO4(aq) = Ni3(PO4)4(aq) + HC2H3O2(aq) =>
3 Ni(C2H3O2)4(aq) + 4 H3PO4(aq) = Ni3(PO4)4(aq) + 12 HC2H3O2(aq)
ZnSO4*7H2O + CaCl2*2H2O = CaSO4 + ZnCl2 + H2O =>
ZnSO4*7H2O + CaCl2*2H2O = CaSO4 + ZnCl2 + 9 H2O
Ca(OH)2 + Ca(HSO3)2 = CaSO3 + H2O =>
Ca(OH)2 + Ca(HSO3)2 = 2 CaSO3 + 2 H2O
PPH3 + CH3COOH + H + O = C2H8O7P2 =>
PPH3 + CH3COOH + H + 5 O = C2H8O7P2
CuO + LiOH = Cu(OH)2 + Li2O =>
CuO + 2 LiOH = Cu(OH)2 + Li2O
Br + CrI3 = CrBr3 + I =>
3 Br + CrI3 = CrBr3 + 3 I
Fe + S = FeS =>
Fe + S = FeS
Bi2S3 + CaCrO4 = Bi2(CrO4)3 + CaS =>
Bi2S3 + 3 CaCrO4 = Bi2(CrO4)3 + 3 CaS
H2SO4 + ClNa = Na2SO4 + HCl =>
H2SO4 + 2 ClNa = Na2SO4 + 2 HCl
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq) =>
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq)
Hg(NO3)2 + K3Fe(CN)6 = Hg3(Fe(CN)6)2 + KNO3 =>
3 Hg(NO3)2 + 2 K3Fe(CN)6 = Hg3(Fe(CN)6)2 + 6 KNO3
Pd(OH)2 + HNO3 = Pd(NO3)2 + H2O =>
Pd(OH)2 + 2 HNO3 = Pd(NO3)2 + 2 H2O
Cu{+2} + Fe = Cu + Fe{+2} =>
Cu{+2} + Fe = Cu + Fe{+2}
SiCl4 + H2 = SiH4 + Cl2 =>
SiCl4 + 2 H2 = SiH4 + 2 Cl2
KF + NaI + H3SbO4 = K2HSbO3 + NaIO3 + HF =>
6 KF + NaI + 3 H3SbO4 = 3 K2HSbO3 + NaIO3 + 6 HF
KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq) =>
2 KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq)
NaSO4 + Al(OH)3 = Al(SO4)3 + NaOH =>
3 NaSO4 + Al(OH)3 = Al(SO4)3 + 3 NaOH
NaF + AgCl = NaCl + AgF =>
NaF + AgCl = NaCl + AgF
Ca3P2 + H2O = PH3 + Ca{+2} + OH{-} =>
Ca3P2 + 6 H2O = 2 PH3 + 3 Ca{+2} + 6 OH{-}
Na2S2O3 + I2 + HBa = Na2S4BaO6 + NaI + H =>
2 Na2S2O3 + I2 + HBa = Na2S4BaO6 + 2 NaI + H
Pb{4+} + OH{-} = Pb(OH)4 =>
Pb{4+} + 4 OH{-} = Pb(OH)4
Zn + KClO3 + KOH + H2O = K2[Zn(OH)6] + KCl =>
3 Zn + 2 KClO3 + 6 KOH + 6 H2O = 3 K2[Zn(OH)6] + 2 KCl
Sb + NO3 = Sb4O6 + NO =>
4 Sb + 3 NO3 = Sb4O6 + 3 NO
C33H66 + O2 = CO2 + H2O =>
2 C33H66 + 99 O2 = 66 CO2 + 66 H2O
LiAlH4 + HCl = LiCl + AlCl3 + H2 =>
LiAlH4 + 4 HCl = LiCl + AlCl3 + 4 H2
SrSO4 + TiO2 = SrTiO3 + SO2 + O2 =>
2 SrSO4 + 2 TiO2 = 2 SrTiO3 + 2 SO2 + O2
HClO + Mg(OH) = Mg(ClO) + H2O =>
HClO + Mg(OH) = Mg(ClO) + H2O
C3H6 + H2S = CS2 + H2 =>
C3H6 + 6 H2S = 3 CS2 + 9 H2
NH3(aq) + BaCl2(aq) = NCl2(aq) + H2(g) + Ba(s) =>
2 NH3(aq) + 2 BaCl2(aq) = 2 NCl2(aq) + 3 H2(g) + 2 Ba(s)
Al2(SO4)3 + NH4OH = Al(OH)3 + SO4(NH4)2 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3 SO4(NH4)2
CaCl2 + Pb(C2H3O2)2 = Ca(C2H3O2)2 + PbCl2 =>
CaCl2 + Pb(C2H3O2)2 = Ca(C2H3O2)2 + PbCl2
KClO4 + MgAl = KCl + MgO + Al2O3 =>
5 KClO4 + 8 MgAl = 5 KCl + 8 MgO + 4 Al2O3
K[Al(OH)4] + H2S = Al(OH)3 + K2S + H2O =>
2 K[Al(OH)4] + H2S = 2 Al(OH)3 + K2S + 2 H2O
CH4 + HONO2 = CH3NO2 + H2O =>
CH4 + HONO2 = CH3NO2 + H2O
Cu(ClO4)2(aq) + K2CO3(aq) = CuCO3(s) + KClO4(aq) =>
Cu(ClO4)2(aq) + K2CO3(aq) = CuCO3(s) + 2 KClO4(aq)
NaNO3 + H2O = NaNO3H + OH =>
NaNO3 + H2O = NaNO3H + OH
Co(NO3)2 + Ca(NO3)2 + CH2(NH2)COOH = Ca3Co4O9 + N2 + CO2 + H2O =>
12 Co(NO3)2 + 9 Ca(NO3)2 + 22 CH2(NH2)COOH = 3 Ca3Co4O9 + 32 N2 + 44 CO2 + 55 H2O
BeO + SO3 = BeSO4 =>
BeO + SO3 = BeSO4
sodiumsulfide + lead(ii)nitrate = sodiumnitrate + lead(ii)sulfide =>
Na2S + Pb(NO3)2 = 2 NaNO3 + PbS
Ba(s) + H2O(l) = Ba(OH)2(aq) + H2(g) =>
Ba(s) + 2 H2O(l) = Ba(OH)2(aq) + H2(g)
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
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