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2 H2S + O2 = 2 S + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P2 =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + P2
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H20 =>
20 KMnO4 + 80 K2SO3 + 30 H2SO4 = 20 MnSO4 + 90 K2SO4 + 3 H20
CoCl2 + HCl + AgNO3 = CoCl4 + AgNO3H2 =>
CoCl2 + 2 HCl + AgNO3 = CoCl4 + AgNO3H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CO3 + BaCl2 = BaO + CO2 + NaCl =>
Na2CO3 + BaCl2 = BaO + CO2 + 2 NaCl
NiCl2 + KCN = Ni(CN)2 + KCl =>
NiCl2 + 2 KCN = Ni(CN)2 + 2 KCl
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
CH3COOH + CaCO3 = (CH3COO)2Ca + H2O + CO2 =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + H2O + CO2
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn(NO3)2 = O2 + NO2 + ZnO =>
2 Zn(NO3)2 = O2 + 4 NO2 + 2 ZnO
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
C6H8O7(aq) + CaCO3(s) = Ca3(C6H5O7)2 + H2O + CO2 =>
2 C6H8O7(aq) + 3 CaCO3(s) = Ca3(C6H5O7)2 + 3 H2O + 3 CO2
C + O2 = CO2 =>
C + O2 = CO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C6H8O7 + CaCO3 = Ca3(C6H5O7)2 + H2O + CO2 =>
2 C6H8O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 H2O + 3 CO2
Mn(NO3)2 + NaOH + Br2 = NaNO3 + MnO2 + NaBr + H2O =>
Mn(NO3)2 + 4 NaOH + Br2 = 2 NaNO3 + MnO2 + 2 NaBr + 2 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Na2CO3 + Ba(NO3)2 = NaNO3 + BaCO3 =>
Na2CO3 + Ba(NO3)2 = 2 NaNO3 + BaCO3
C + O2 = CO =>
2 C + O2 = 2 CO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeNCS + AgNO3 = AgNCS + FeNO3 =>
FeNCS + AgNO3 = AgNCS + FeNO3
AgNO3 + Li = LiAg + NO3 =>
AgNO3 + Li = LiAg + NO3
Ca(OH)2 + Na2C2O4 = CaC2O4 + NaOH =>
Ca(OH)2 + Na2C2O4 = CaC2O4 + 2 NaOH
LiBr + Cu = CuLi + Br =>
LiBr + Cu = CuLi + Br
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
Hg + LiCl = LiHg + Cl =>
Hg + LiCl = LiHg + Cl
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
ZnO + NaOH = Na2ZnO2 + H2O =>
ZnO + 2 NaOH = Na2ZnO2 + H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe + H2So4 = Fe2(So4)3 + H2 =>
2 Fe + 3 H2So4 = Fe2(So4)3 + 3 H2
N2H4(l) + O2(g) = N2(g) + H2O(g) =>
N2H4(l) + O2(g) = N2(g) + 2 H2O(g)
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Mg + H2SO4 = Mg2SO4 + H2 =>
2 Mg + H2SO4 = Mg2SO4 + H2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KHCO3 + H3PO4 = CO2 + K3PO4 + H2O =>
3 KHCO3 + H3PO4 = 3 CO2 + K3PO4 + 3 H2O
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
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