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CUS + 4 HNO3 = CU(NO3)2 + S + 2 NO2 + 2 H2O
HCI + Mg = MgCI + H2 =>
2 HCI + 2 Mg = 2 MgCI + H2
NaOH + CO2(g) = Na2CO3 + H2O =>
2 NaOH + CO2(g) = Na2CO3 + H2O
HNCO + NO2 = N2 + CO2 + H2O =>
8 HNCO + 6 NO2 = 7 N2 + 8 CO2 + 4 H2O
Zn(ClO4)2 + HCl = HClO4 + ZnCl2 =>
Zn(ClO4)2 + 2 HCl = 2 HClO4 + ZnCl2
Mg(HCO3)2 + CH3COOH = Mg(CH3COOH)2 + H2O + CO =>
2 Mg(HCO3)2 + 7 CH3COOH = 2 Mg(CH3COOH)2 + 8 H2O + 10 CO
NHO3 + P4 + H2O = H3PO4 + NO =>
20 NHO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
Rb + N2 = Rb6N2 =>
6 Rb + N2 = Rb6N2
CrI3 + H2O2 + OH{-} = CrO4{-2} + IO4{-} + H2O =>
2 CrI3 + 27 H2O2 + 10 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 32 H2O
KI(aq) + Na2CO3(aq) = K2CO3(aq) + NaI(s) =>
2 KI(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaI(s)
SnS2 + HNO3 = H2O + NO + Sn(NO3)4 + H2SO4 =>
3 SnS2 + 28 HNO3 = 8 H2O + 16 NO + 3 Sn(NO3)4 + 6 H2SO4
Au + MgO = Au2O3 + Mg =>
2 Au + 3 MgO = Au2O3 + 3 Mg
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + Ba(SO4) =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 Ba(SO4)
H3N = H2 + N =>
2 H3N = 3 H2 + 2 N
Na + HNO2 = NaNO2 + H2 =>
2 Na + 2 HNO2 = 2 NaNO2 + H2
Zn + H2SO4 = ZnSO4 + H =>
Zn + H2SO4 = ZnSO4 + 2 H
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaF + HCO3 = NaHCO3 + F2 =>
2 NaF + 2 HCO3 = 2 NaHCO3 + F2
AlS + O2 = Al2O3 + SO2 =>
4 AlS + 7 O2 = 2 Al2O3 + 4 SO2
FeS2 + O2 + H2O = Fe{2+} + SO4{2-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 SO4{2-} + 4 H{+}
K + H2O = H2K2O2 + H =>
2 K + 2 H2O = H2K2O2 + 2 H
(C17H33COO)3C3H5 + I2 = (C17H33COO)3C3H5I =>
2(C17H33COO)3C3H5 + I2 = 2(C17H33COO)3C3H5I
Ni(C2H3O2)2(aq) + Mg(s) = Mg(C2H3O2)2(aq) + Ni(s) =>
Ni(C2H3O2)2(aq) + Mg(s) = Mg(C2H3O2)2(aq) + Ni(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
AlCl3 + NaOH = Al(OH) + NaCl3 =>
AlCl3 + NaOH = Al(OH) + NaCl3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca2 + HSO4 = CaSO4 + H =>
Ca2 + 2 HSO4 = 2 CaSO4 + 2 H
Ni(OH)2 + C6H8O7 = NiCH4OOH + H2O + CO2 =>
18 Ni(OH)2 + 7 C6H8O7 = 18 NiCH4OOH + H2O + 24 CO2
H2S + MnO4 + HCl = SO2 + MnCl + H2O =>
7 H2S + 6 MnO4 + 6 HCl = 7 SO2 + 6 MnCl + 10 H2O
HC2H3O = H + C + H2O =>
HC2H3O = 2 H + 2 C + H2O
Pt + H3PO4 = Pt3(PO4)4 + H2 =>
3 Pt + 4 H3PO4 = Pt3(PO4)4 + 6 H2
KMnO4 + Li = MnO4 + LiK =>
KMnO4 + Li = MnO4 + LiK
C6H5CH2OH + MnO2 + H{+} = C6H5CHO + Mn{+2} + H2O =>
C6H5CH2OH + MnO2 + 2 H{+} = C6H5CHO + Mn{+2} + 2 H2O
C2H2 + CuCl + NH3 = CCu + NH4Cl =>
C2H2 + 2 CuCl + 2 NH3 = 2 CCu + 2 NH4Cl
BaCl2 + H2O = H + Cl + Ba(OH)2 =>
BaCl2 + 2 H2O = 2 H + 2 Cl + Ba(OH)2
C2H2 + Cu(NH3)2Cl = Cu2C2 + NH4Cl + NH3 =>
C2H2 + 2 Cu(NH3)2Cl = Cu2C2 + 2 NH4Cl + 2 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2S + Br = Br2S + H2 =>
H2S + 2 Br = Br2S + H2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
HNO3(aq) + Na2CO3(aq) = H2CO3(s) + NaNO3 =>
2 HNO3(aq) + Na2CO3(aq) = H2CO3(s) + 2 NaNO3
NH4Fe(SO4)2 + KSCN = Fe[Fe(SCN)6] + (NH4)2SO4 + K2SO4 =>
2 NH4Fe(SO4)2 + 6 KSCN = Fe[Fe(SCN)6] + (NH4)2SO4 + 3 K2SO4
C6H5CO2CH3 + HNO3 = C6H4CO2CH3NO2 + H2O =>
C6H5CO2CH3 + HNO3 = C6H4CO2CH3NO2 + H2O
CuO + Cl2 = CuCl2 + Cl2O7 =>
7 CuO + 8 Cl2 = 7 CuCl2 + Cl2O7
NaHClO + Na2S2O3 + NaOH = H2O + NaCl + Na2SO4 =>
8 NaHClO + Na2S2O3 + 2 NaOH = 5 H2O + 8 NaCl + 2 Na2SO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
AgNO3 + NaCI = AgCI + NaNO3 =>
AgNO3 + NaCI = AgCI + NaNO3
C6H4(NH2)(CO2H) + (CH3CO)2O = C9H9NO3 + CH3COOH =>
C6H4(NH2)(CO2H) + (CH3CO)2O = C9H9NO3 + CH3COOH
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
NH3 + CO2 + H2O = NH4HCO3 =>
NH3 + CO2 + H2O = NH4HCO3
O2 + Fe(CO)9 = CO2 + Fe2O3 =>
21 O2 + 4 Fe(CO)9 = 36 CO2 + 2 Fe2O3
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