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3 FeSO4 + 4 ZnS = 4 ZnO + 3 FeS + 4 SO2
CaOH2 = CaO + H2 =>
CaOH2 = CaO + H2
O2 + CH3OH = HC2H3O2 + H2O =>
O2 + 2 CH3OH = HC2H3O2 + 2 H2O
NaBr + Ca(HO)2 = CaBr2 + NaOH =>
2 NaBr + Ca(HO)2 = CaBr2 + 2 NaOH
K3PO4 + Ba = Ba3(PO4)2 + K =>
2 K3PO4 + 3 Ba = Ba3(PO4)2 + 6 K
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CuZn2 + HNO3 = Cu(NO3)2 + Zn + H2 =>
CuZn2 + 2 HNO3 = Cu(NO3)2 + 2 Zn + H2
K + V2(SO3)3 = V + K2SO3 =>
6 K + V2(SO3)3 = 2 V + 3 K2SO3
Mn2(SO4)3 + Sn3(PO4)2 = MnPO4 + SnSO4 =>
Mn2(SO4)3 + Sn3(PO4)2 = 2 MnPO4 + 3 SnSO4
ZnF2 + O2 = ZnO + F2 =>
2 ZnF2 + O2 = 2 ZnO + 2 F2
HCl(aq)NH4OH(aq) = H2O(l)NH4Cl(aq) =>
HCl(aq)NH4OH(aq) = H2O(l)NH4Cl(aq)
Ba + H2CO3 = Ba2CO3 + H2 =>
2 Ba + H2CO3 = Ba2CO3 + H2
CH3C2H4CH2CH3 + O2 = CO2 + H2O =>
CH3C2H4CH2CH3 + 8 O2 = 5 CO2 + 6 H2O
Pb(NO3)2 + KI + H2O = K[PbI3]*2H2O + KNO3 =>
Pb(NO3)2 + 3 KI + 2 H2O = K[PbI3]*2H2O + 2 KNO3
H2SO4CaCl2 = H2Cl2Ca(SO4) =>
H2SO4CaCl2 = H2Cl2Ca(SO4)
Mg + Fe(NO3)3 = Mg(NO3) + Fe =>
3 Mg + Fe(NO3)3 = 3 Mg(NO3) + Fe
Ca(NO3)2 = Ca + N2 + O2 =>
Ca(NO3)2 = Ca + N2 + 3 O2
Li + CaO = Ca + Li2O =>
2 Li + CaO = Ca + Li2O
ZnF2 + O2 = ZnO + F2 =>
2 ZnF2 + O2 = 2 ZnO + 2 F2
HC2H3O2 + Al(OH)3 = Al(C2H3O2)3 + H(OH) =>
3 HC2H3O2 + Al(OH)3 = Al(C2H3O2)3 + 3 H(OH)
Ca + Cl{2} = CaCl{2} =>
Ca + Cl{2} = CaCl{2}
Na(s) + I2(s) = NaI7(s) =>
2 Na(s) + 7 I2(s) = 2 NaI7(s)
CH4(g) + N2(g) = HCN(l) + NH3(g) =>
CH4(g) + N2(g) = HCN(l) + NH3(g)
PCl + AgF = PF + AgCl =>
PCl + AgF = PF + AgCl
Ca(OH)2 + AgNO3 = Ca(NO3)2 + Ag2(OH)2 =>
Ca(OH)2 + 2 AgNO3 = Ca(NO3)2 + Ag2(OH)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH2CHCH2CHCH2 + KMnO4 + H2SO4 = HOOC(CH2)3COOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH2CHCH2 + 8 KMnO4 + 12 H2SO4 = 5 HOOC(CH2)3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
FeCl3 + NaS = FeS3 + NaCl =>
FeCl3 + 3 NaS = FeS3 + 3 NaCl
Zr + CuO = ZrO2 + Cu2O =>
Zr + 4 CuO = ZrO2 + 2 Cu2O
FeCO3 + NaOH = Na2CO3 + Fe(OH)2 =>
FeCO3 + 2 NaOH = Na2CO3 + Fe(OH)2
PbO2 + NaOH + MnSO4 = Na2SO4 + Na2(Pb(OH)4) + Na2MnO4 =>
2 PbO2 + 8 NaOH + MnSO4 = Na2SO4 + 2 Na2(Pb(OH)4) + Na2MnO4
C2H4O + HCl = C2H3Cl + H2O =>
C2H4O + HCl = C2H3Cl + H2O
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
Na2SO4(aq) + PbCl2(aq) = PbSO4(s) + NaCl(aq) =>
Na2SO4(aq) + PbCl2(aq) = PbSO4(s) + 2 NaCl(aq)
[Fe2(CO)9] + HCl = FeCl2 + H2 + CO =>
[Fe2(CO)9] + 4 HCl = 2 FeCl2 + 2 H2 + 9 CO
Na + H2O = Na2(OH)2 + H2 =>
2 Na + 2 H2O = Na2(OH)2 + H2
Mo3 = Mo =>
Mo3 = 3 Mo
HCOOH + CuOH = HCOOCu + H2O =>
HCOOH + CuOH = HCOOCu + H2O
Na2CO3 + Al(NO3)3 = Na2(NO3)3 + Al(CO3) =>
Na2CO3 + Al(NO3)3 = Na2(NO3)3 + Al(CO3)
ZnOH2O2 = Zn(OH)2O =>
ZnOH2O2 = Zn(OH)2O
P4 + C2H6 = PH3 + C3P4 =>
7 P4 + 6 C2H6 = 12 PH3 + 4 C3P4
Zn + SnSO4 = ZnSO4 + Sn =>
Zn + SnSO4 = ZnSO4 + Sn
C2H3N + Li + S = CS2 + H2S + Li3N =>
2 C2H3N + 6 Li + 11 S = 4 CS2 + 3 H2S + 2 Li3N
H2S + Cu(NO3)2 = Cu2S2 + HNO3 =>
2 H2S + 2 Cu(NO3)2 = Cu2S2 + 4 HNO3
Al + Fe2O = Fe + AlO =>
Al + Fe2O = 2 Fe + AlO
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C2H5NO2 + C7H5ClO + NaOH = C9H9NO3 + NaCl + H2O =>
C2H5NO2 + C7H5ClO + NaOH = C9H9NO3 + NaCl + H2O
Na3(Al(OH)6) = NaAlO2 + NaOH + H2O =>
Na3(Al(OH)6) = NaAlO2 + 2 NaOH + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
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