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2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CH2CHCHCH2 + O2 = CO2 + H2O =>
2 CH2CHCHCH2 + 11 O2 = 8 CO2 + 6 H2O
H3AsO4 = As2O5 + H2O1 =>
2 H3AsO4 = As2O5 + 3 H2O1
ZnCO3 + HCOOH = ZnHCOOH + H2O + CO2 =>
ZnCO3 + 2 HCOOH = ZnHCOOH + H2O + 2 CO2
CdF2 + Na2S = Na2F2 + CdS =>
CdF2 + Na2S = Na2F2 + CdS
K + H2O = K(OH) + H2 =>
2 K + 2 H2O = 2 K(OH) + H2
HBr + MnCO3 = MnBr2 + H2O + CO2 =>
2 HBr + MnCO3 = MnBr2 + H2O + CO2
CUO + CO2 = CUCO3 =>
CUO + CO2 = CUCO3
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
Cu(NH3)4(OH)2 + HCl = CuCl2 + NH3 + H2O =>
Cu(NH3)4(OH)2 + 2 HCl = CuCl2 + 4 NH3 + 2 H2O
FeCl2 + NaSCN = Fe(SCN)2 + NaCl =>
FeCl2 + 2 NaSCN = Fe(SCN)2 + 2 NaCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CI2 + NaI = I2 + NaCI2 =>
2 CI2 + 2 NaI = I2 + 2 NaCI2
Fr + O2 = Fr2O1 =>
4 Fr + O2 = 2 Fr2O1
Li2O + H3PO4 = H2O + Li3PO4 =>
3 Li2O + 2 H3PO4 = 3 H2O + 2 Li3PO4
C + H2O = CO + H2 =>
C + H2O = CO + H2
Ba + KBr = K + BaBr2 =>
Ba + 2 KBr = 2 K + BaBr2
BaBr2 + H3PO4 = Ba(H2PO4)2 + HBr =>
BaBr2 + 2 H3PO4 = Ba(H2PO4)2 + 2 HBr
H3AsO4 = As2O5 + H2O1 =>
2 H3AsO4 = As2O5 + 3 H2O1
Mg(OH)2 + HBr = Mg(Br)2 + H2O =>
Mg(OH)2 + 2 HBr = Mg(Br)2 + 2 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
BeF + Mg = BeFMg =>
BeF + Mg = BeFMg
H2S + Na2CrO7 + H2SO4 = Cr2(SO4)3 + H2O + Na2SO4 =>
9 H2S + 8 Na2CrO7 + 11 H2SO4 = 4 Cr2(SO4)3 + 20 H2O + 8 Na2SO4
Ag + C = AgC =>
Ag + C = AgC
CaCO3 + CuCl2 = CaCl2 + CuCO3 =>
CaCO3 + CuCl2 = CaCl2 + CuCO3
CaS2 + O2 = Ca2O3 + SO2 =>
4 CaS2 + 11 O2 = 2 Ca2O3 + 8 SO2
Ca3(PO4)2 + H2SO4 = Ca3(SO4)3 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = Ca3(SO4)3 + 2 H3PO4
Br + Ce(SO4)2 = Br2(SO4)3 + Ce(Br4)3 =>
40 Br + 3 Ce(SO4)2 = 2 Br2(SO4)3 + 3 Ce(Br4)3
CuSO4(s) = CuSO4(aq) =>
CuSO4(s) = CuSO4(aq)
AgNo3(aq) + NaPo(aq) = NaNo(s) + AgPo3(aq) =>
AgNo3(aq) + 3 NaPo(aq) = 3 NaNo(s) + AgPo3(aq)
Mn(NO3)2 + K2CO3 = Mn2(CO3)2 + KNO3 =>
2 Mn(NO3)2 + 2 K2CO3 = Mn2(CO3)2 + 4 KNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
H2SO4 + MgO = MgSO4H2O =>
H2SO4 + MgO = MgSO4H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CaCO3 + CuCl2 = CaCl2 + CuCO3 =>
CaCO3 + CuCl2 = CaCl2 + CuCO3
H2SO4 + CaOH3 = H2OH3 + CaSO4 =>
H2SO4 + CaOH3 = H2OH3 + CaSO4
Zh + H2S = ZhS + H2 =>
Zh + H2S = ZhS + H2
NaOH + NHO3 = NaNO3 + H2O =>
NaOH + NHO3 = NaNO3 + H2O
Zn + CuO = Cu + ZnO =>
Zn + CuO = Cu + ZnO
Co(HCO3)2 = CoCO3 + CO2 + H2O =>
Co(HCO3)2 = CoCO3 + CO2 + H2O
K{+} + P{-3} = K3P =>
3 K{+} + P{-3} = K3P
C8H9Cl + CH3Cl + Na = C9H12 + NaCl =>
C8H9Cl + CH3Cl + 2 Na = C9H12 + 2 NaCl
K + AgCl2 = KCl2 + Ag =>
K + AgCl2 = KCl2 + Ag
Ca(OH)2 + SO2 + O2 = CaSO4 + H2O =>
2 Ca(OH)2 + 2 SO2 + O2 = 2 CaSO4 + 2 H2O
Fr + O2 = Fr2O1 =>
4 Fr + O2 = 2 Fr2O1
Ni(OH)2 + HCl(aq) = NiCl2(aq) + H2O =>
Ni(OH)2 + 2 HCl(aq) = NiCl2(aq) + 2 H2O
CuSO4 + Zn(NO3) = Cu(NO3) + ZnSO4 =>
CuSO4 + Zn(NO3) = Cu(NO3) + ZnSO4
H2SO4 + Cl2 = S + HCl + O2 =>
H2SO4 + Cl2 = S + 2 HCl + 2 O2
Ca(No3)2 = (No3) + Ca =>
Ca(No3)2 = 2(No3) + Ca
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