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Cu2S + 4 O = 2 Cu + SO4
[Co(NH3)5Cl]Cl2 + H2O = [Co(NH3)5OH2] + Cl =>
[Co(NH3)5Cl]Cl2 + H2O = [Co(NH3)5OH2] + 3 Cl
C8H18 + NO = CO2 + N2 + H2O =>
2 C8H18 + 50 NO = 16 CO2 + 25 N2 + 18 H2O
H2(g) + CO(g) = CH3OH(l) =>
2 H2(g) + CO(g) = CH3OH(l)
[]FeS + []O2 = []Fe2O3 + []SO2 =>
4[]FeS + 7[]O2 = 2[]Fe2O3 + 4[]SO2
As2O3 + AgNO3 + H2O = Ag3AsO3 + H3AsO4 + NO2 =>
5 As2O3 + 12 AgNO3 + 9 H2O = 4 Ag3AsO3 + 6 H3AsO4 + 12 NO2
CuCl2(aq) + (NH4)2S(aq) = CuS(s) + NH4Cl(aq) =>
CuCl2(aq) + (NH4)2S(aq) = CuS(s) + 2 NH4Cl(aq)
Fe + MgCl2 = FeCl3 + Mg =>
2 Fe + 3 MgCl2 = 2 FeCl3 + 3 Mg
K3PO4 + ZnSO4 = K2SO4 + Zn3(PO4)2 =>
2 K3PO4 + 3 ZnSO4 = 3 K2SO4 + Zn3(PO4)2
Br2 + Na2S2O3 + H2O = Na2HSO4 + S + HBr =>
Br2 + 2 Na2S2O3 + 2 H2O = 2 Na2HSO4 + 2 S + 2 HBr
K2Cr2O7 + HCl + Zn = ZnCl2 + H2Cr2O7 + K =>
K2Cr2O7 + 2 HCl + Zn = ZnCl2 + H2Cr2O7 + 2 K
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
Fe(OH)3 + H3CCOOH = Fe(H3CCOO)3 + H2O =>
Fe(OH)3 + 3 H3CCOOH = Fe(H3CCOO)3 + 3 H2O
CuSO4 + NaC7H6NO2 = Na2SO4 + Cu(C7H6NO2)2 =>
CuSO4 + 2 NaC7H6NO2 = Na2SO4 + Cu(C7H6NO2)2
CO(g) + H2(g) = H2O(g) + CH4(g) =>
CO(g) + 3 H2(g) = H2O(g) + CH4(g)
Cu + Zn(NO3)2 = Zn + Cu(NO3)2 =>
Cu + Zn(NO3)2 = Zn + Cu(NO3)2
CaCO3 = CaO(s) + CO2(g) =>
CaCO3 = CaO(s) + CO2(g)
Mg(OH)2 + sulfuricacid = magnesiumsulfate + water =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
CO2 + Mg(OH)2 = Mg(CO3) + H2O =>
CO2 + Mg(OH)2 = Mg(CO3) + H2O
Cr3(SO4)3 + K2CO3 = Cr3(CO3)3 + K2SO4 =>
Cr3(SO4)3 + 3 K2CO3 = Cr3(CO3)3 + 3 K2SO4
PbCl2 + O2 = PbO + Cl2 =>
2 PbCl2 + O2 = 2 PbO + 2 Cl2
CH3OH + NaMnO4 + NaOH = CH3CONa + Na2MnO4 + H2O =>
2 CH3OH + 2 NaMnO4 + 3 NaOH = CH3CONa + 2 Na2MnO4 + 4 H2O
PbS + O3 = PbO + SO =>
3 PbS + 2 O3 = 3 PbO + 3 SO
CO(g) + H2(g) = H2O(g) + CH4(g) =>
CO(g) + 3 H2(g) = H2O(g) + CH4(g)
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
CaC2 + HBr = CaBr2 + H2C2 =>
CaC2 + 2 HBr = CaBr2 + H2C2
C2H4 + H2O = C2H6 + O2 =>
2 C2H4 + 2 H2O = 2 C2H6 + O2
Cl2H2O = HCl + HClO3 =>
3 Cl2H2O = 5 HCl + HClO3
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
H2(g) + CO(g) = CH3OH(l) =>
2 H2(g) + CO(g) = CH3OH(l)
Na3(PO4)(aq) + Cu(NO3)2(ac) = Cu3(PO4)2(s) + Na(NO3)(ac) =>
2 Na3(PO4)(aq) + 3 Cu(NO3)2(ac) = Cu3(PO4)2(s) + 6 Na(NO3)(ac)
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
BaO2 + H2 = H2O2 + Ba =>
BaO2 + H2 = H2O2 + Ba
Sn + H2SO4 = Sn2SO4 + SO2 + H2O =>
2 Sn + 2 H2SO4 = Sn2SO4 + SO2 + 2 H2O
KBr + F2 = Br2 + KF =>
2 KBr + F2 = Br2 + 2 KF
CaCl2 + Na2C2O4 = CaC2O4 + NaCl =>
CaCl2 + Na2C2O4 = CaC2O4 + 2 NaCl
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
NO + B = B2O3 + BN =>
3 NO + 5 B = B2O3 + 3 BN
Na2B4O7(s) + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7(s) + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
NiO2 + H2O = Ni(OH)4 =>
NiO2 + 2 H2O = Ni(OH)4
NiCl2 + Na2B4O7 = NaCl + Ni(B4O7) =>
NiCl2 + Na2B4O7 = 2 NaCl + Ni(B4O7)
AgNO3KBr = AgBrKNO3 =>
AgNO3KBr = AgBrKNO3
Cr(ClO3)3 + Na2CO3 = Cr2(CO3)3 + NaClO3 =>
2 Cr(ClO3)3 + 3 Na2CO3 = Cr2(CO3)3 + 6 NaClO3
B13H10 + O2 = B2O3 + H2O =>
4 B13H10 + 49 O2 = 26 B2O3 + 20 H2O
MgClO3(s) = MgCl(s) + O2(g) =>
2 MgClO3(s) = 2 MgCl(s) + 3 O2(g)
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
HCl + Cd = CdCl + H2 =>
2 HCl + 2 Cd = 2 CdCl + H2
Li + CO2 = Li(CO2) =>
Li + CO2 = Li(CO2)
ZnS + Cu(OH)2 = Zn(OH)2 + CuS =>
ZnS + Cu(OH)2 = Zn(OH)2 + CuS
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