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2 CH3CHO + 5 O2 = 4 H2O + 4 CO2
Au + Ca = AuCa =>
Au + Ca = AuCa
KHS + KHSO3 = K2S2O3 + H2O =>
2 KHS + 4 KHSO3 = 3 K2S2O3 + 3 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
AgNO3(aq) + KBr(s) = AgBr + KNO3 =>
AgNO3(aq) + KBr(s) = AgBr + KNO3
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Co + CO = CoCO =>
Co + CO = CoCO
Sr(s) + N2(g) = Sr3N2(s) =>
3 Sr(s) + N2(g) = Sr3N2(s)
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
Mn2O7 + Ba(OH)2 = Ba(MnO4)2 + H2O =>
Mn2O7 + Ba(OH)2 = Ba(MnO4)2 + H2O
KNO3 + K = K2O + N =>
KNO3 + 5 K = 3 K2O + N
C7H12 + O2 = CO2 + H2O =>
C7H12 + 10 O2 = 7 CO2 + 6 H2O
CH3CH2COH + K2CrO7 + H2SO4 = CH3CH2COOH + K2SO4 + H2O + Cr2(SO4)3 =>
9 CH3CH2COH + 2 K2CrO7 + 5 H2SO4 = 9 CH3CH2COOH + 2 K2SO4 + 5 H2O + Cr2(SO4)3
NaOCl + CH3CO2H = HOCl + CH3CO2Na =>
NaOCl + CH3CO2H = HOCl + CH3CO2Na
H + Ge = HGe =>
H + Ge = HGe
Sn3P4 + Na2CO3 = Sn2(CO3)4 + Na3P =>
2 Sn3P4 + 12 Na2CO3 = 3 Sn2(CO3)4 + 8 Na3P
C3H7OH(propanol) + O2 = CO + H2O =>
C3H7OH(propanol) + 3 O2 = 3 CO + 4 H2O
CuO + Cl2 = CuCl2 + O =>
CuO + Cl2 = CuCl2 + O
Co3(CO3)2(OH)2 + HCl = CoCl2 + H2O + CO2 =>
Co3(CO3)2(OH)2 + 6 HCl = 3 CoCl2 + 4 H2O + 2 CO2
Zn + HSO4 = ZnSO4 + H =>
Zn + HSO4 = ZnSO4 + H
Cl2 + C6H5Cl = C6H4Cl2 + H2 =>
Cl2 + 2 C6H5Cl = 2 C6H4Cl2 + H2
CuSO4 + NaCl = NaSO4 + CuCl =>
CuSO4 + NaCl = NaSO4 + CuCl
C5H10O(l) + O2(g) = CO2(g) + H2O(l) =>
C5H10O(l) + 7 O2(g) = 5 CO2(g) + 5 H2O(l)
Al12O4 = Al + O2 =>
Al12O4 = 12 Al + 2 O2
SiO2 + H2SO4 = SiS2 + H2 + O2 =>
SiO2 + 2 H2SO4 = SiS2 + 2 H2 + 5 O2
I2O5(g) + H2O(l) = HIO3(aq) =>
I2O5(g) + H2O(l) = 2 HIO3(aq)
CaCO3 + NH3 + H2O = Ca(OH)2 + NH4HCO3 =>
CaCO3 + NH3 + 2 H2O = Ca(OH)2 + NH4HCO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
LiClO2 = Li + Cl2 + O2 =>
2 LiClO2 = 2 Li + Cl2 + 2 O2
H2PO3 + H2O = OH + H3PO3 =>
H2PO3 + H2O = OH + H3PO3
FeCO3 + NaCl = FeCl2 + Na2CO3 =>
FeCO3 + 2 NaCl = FeCl2 + Na2CO3
Mg(OH)2(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(s) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
KOH + Mg = Mg(OH)2 + K =>
2 KOH + Mg = Mg(OH)2 + 2 K
Cr2(SO4)3*12H2O + NH3 = Cr2O3 + (NH4)2SO4 + H2O =>
Cr2(SO4)3*12H2O + 6 NH3 = Cr2O3 + 3(NH4)2SO4 + 9 H2O
NaBr + I = BrI + Na =>
NaBr + I = BrI + Na
Hg + H3PO4 = HgPO4 + H2 =>
2 Hg + 2 H3PO4 = 2 HgPO4 + 3 H2
CHCl3 + H2 = CH4 + Cl2 =>
2 CHCl3 + 3 H2 = 2 CH4 + 3 Cl2
BO3 + Mg = MgO + B =>
BO3 + 3 Mg = 3 MgO + B
No3 = No2 =>
2 No3 = 3 No2
HS2 = H + S =>
HS2 = H + 2 S
HNO3 + K = H + KNO3 =>
HNO3 + K = H + KNO3
Na2SO4 + Fe2 = FeSO4 + Na =>
2 Na2SO4 + Fe2 = 2 FeSO4 + 4 Na
CuO + LiSO4 = CuSO4 + LiO =>
CuO + LiSO4 = CuSO4 + LiO
Ca + AgF2 = CaF2 + Ag =>
Ca + AgF2 = CaF2 + Ag
KCl + HSO4 = HCl + KSO4 =>
KCl + HSO4 = HCl + KSO4
(NH4)3PO4(aq) + CuSO4(aq) = NH4SO4(aq) + Cu3PO4(s) =>
(NH4)3PO4(aq) + 3 CuSO4(aq) = 3 NH4SO4(aq) + Cu3PO4(s)
KMnO4 + KBr + H2SO4 = K2SO4 + MnSO4 + Br2 + H2O =>
2 KMnO4 + 10 KBr + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O
H2(SO4) + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2(SO4) + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
Ca + As = Ca3As =>
3 Ca + As = Ca3As
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