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Cr2O3 + Ca = CaO + 2 CrO
C2H3F + O2 = HF + CO + H2O =>
2 C2H3F + 3 O2 = 2 HF + 4 CO + 2 H2O
K2SO3 + HBr = SO2 + H2O + KBr =>
K2SO3 + 2 HBr = SO2 + H2O + 2 KBr
Ca3(PO4)2 + SiO + C = CaSiO + CO + P =>
Ca3(PO4)2 + 3 SiO + 8 C = 3 CaSiO + 8 CO + 2 P
ZrO2 + H2O = H2ZrO3 =>
ZrO2 + H2O = H2ZrO3
HNO2 + H2O + Cl2 = HCl + HNO3 =>
HNO2 + H2O + Cl2 = 2 HCl + HNO3
ZnCl2 + H2S = HCl + ZnS =>
ZnCl2 + H2S = 2 HCl + ZnS
HCl(l) + NaOH(l) = H2O(l) + NaCl =>
HCl(l) + NaOH(l) = H2O(l) + NaCl
F + K2S = KF + S =>
2 F + K2S = 2 KF + S
Cu(CH3COO)2 + Fe = Fe(CH3COO)3 + Cu =>
3 Cu(CH3COO)2 + 2 Fe = 2 Fe(CH3COO)3 + 3 Cu
Fe(OH)3 + H3BO3 = Fe2(HBO3)3 + H2O =>
2 Fe(OH)3 + 3 H3BO3 = Fe2(HBO3)3 + 6 H2O
(NH4)3PO4 + Fe(NO3)2 = (NH4)(NO3) + Fe3(PO4)2 =>
2(NH4)3PO4 + 3 Fe(NO3)2 = 6(NH4)(NO3) + Fe3(PO4)2
Al + Fe2O3 = AlO3 + Fe2 =>
Al + Fe2O3 = AlO3 + Fe2
H3O + HMnO4 = MnO2 + H2O =>
3 H3O + HMnO4 = MnO2 + 5 H2O
HNO3(aq) + K2CO3(aq) = H2CO3 + KNO3 =>
2 HNO3(aq) + K2CO3(aq) = H2CO3 + 2 KNO3
PdO2 = Pd + O =>
PdO2 = Pd + 2 O
KMnO4 + C2H4 + H2SO4 + H2O = C2H6O2 + MnSO4 + K2SO4 =>
2 KMnO4 + 5 C2H4 + 3 H2SO4 + 2 H2O = 5 C2H6O2 + 2 MnSO4 + K2SO4
Be + NaOH + H2O = Na[Be(OH)4] + H2 =>
2 Be + 2 NaOH + 6 H2O = 2 Na[Be(OH)4] + 3 H2
C14H10O2 + NaBH4 + H2O = C14H12O2 + NaB(OH)4 =>
4 C14H10O2 + NaBH4 + 4 H2O = 4 C14H12O2 + NaB(OH)4
C2H6 + Br = C2H4Br2 + HBr =>
C2H6 + 4 Br = C2H4Br2 + 2 HBr
Me(HCO3)2 = MeO + CO2 + H2O =>
Me(HCO3)2 = MeO + 2 CO2 + H2O
FeS2 + O2 = Fe2O3 + SO4 =>
4 FeS2 + 19 O2 = 2 Fe2O3 + 8 SO4
Mg(OH)2 + HCl = MgCl + H(OH)2 =>
Mg(OH)2 + HCl = MgCl + H(OH)2
HCl + H2O = H3O + Cl2 =>
2 HCl + 2 H2O = 2 H3O + Cl2
K2SNO2 + Br2 + KOH = K2SNO3 + KBr + H3O =>
4 K2SNO2 + 3 Br2 + 6 KOH = 4 K2SNO3 + 6 KBr + 2 H3O
HgSO4 + NO + H2O = HNO3 + H2SO4 + Hg =>
3 HgSO4 + 2 NO + 4 H2O = 2 HNO3 + 3 H2SO4 + 3 Hg
NaHS + H2SO4 = Na2SO4 + SO2 + H2O =>
2 NaHS + 7 H2SO4 = Na2SO4 + 8 SO2 + 8 H2O
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 = CuCl2{+} =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
K + CuSO4 = KSO4 + Cu =>
K + CuSO4 = KSO4 + Cu
Mg + TiCl4 = MgCl2 + Ti =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
Cr(NO3)3 + H2SO4 = Cr2(SO4)3 + HNO3 =>
2 Cr(NO3)3 + 3 H2SO4 = Cr2(SO4)3 + 6 HNO3
Sn + AlCl3 = Al + SnCl4 =>
3 Sn + 4 AlCl3 = 4 Al + 3 SnCl4
C4H8N2O3 + O2 = CO2 + H2O + CH4N2O =>
C4H8N2O3 + 3 O2 = 3 CO2 + 2 H2O + CH4N2O
HCl + MnO2 = MnCl2 + H2O + Cl =>
4 HCl + MnO2 = MnCl2 + 2 H2O + 2 Cl
Pb(NO3)2(aq) = Pb + NO3 =>
Pb(NO3)2(aq) = Pb + 2 NO3
Mg(NO3)2 + NaI = MgI2 + NaNO3 =>
Mg(NO3)2 + 2 NaI = MgI2 + 2 NaNO3
Ca(OH)2 + KNO3 = Ca(NO3)2 + KOH =>
Ca(OH)2 + 2 KNO3 = Ca(NO3)2 + 2 KOH
C3H5OH + O2 = CO2 + H2O =>
C3H5OH + 4 O2 = 3 CO2 + 3 H2O
HClO2 + H2O = ClO4 + H3O =>
HClO2 + 7 H2O = ClO4 + 5 H3O
MnCl2 + Na2CO3 = MnCO3 + NaCl =>
MnCl2 + Na2CO3 = MnCO3 + 2 NaCl
Cl2 + H2O2 = HCl + O2 =>
Cl2 + H2O2 = 2 HCl + O2
ZnO + K2CO3 = ZnCO3 + K2O =>
ZnO + K2CO3 = ZnCO3 + K2O
CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + H2O =>
2 CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + 2 H2O
K2SO4 + NH4OH = KOH + (NH4)2SO4 =>
K2SO4 + 2 NH4OH = 2 KOH + (NH4)2SO4
FeS2 + O2 + H2O = Fe{2+} + SO4{2-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 SO4{2-} + 4 H{+}
NaOH(s) + SO2(g) = NaHSO3(s) =>
NaOH(s) + SO2(g) = NaHSO3(s)
(NH4)2WO4 + SnCl2 + HCl = W2O5 + NH4Cl + SnCl4 + H2O =>
2(NH4)2WO4 + SnCl2 + 6 HCl = W2O5 + 4 NH4Cl + SnCl4 + 3 H2O
NaOH(aq) + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH(aq) + CaBr2 = Ca(OH)2 + 2 NaBr
NaOH(aq) + H3PO4 = H2O(l) + Na3PO4 =>
3 NaOH(aq) + H3PO4 = 3 H2O(l) + Na3PO4
K2Cr2O7 + KI + H2(SO4) = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2(SO4) = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
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