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3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaCr(OH)4 + H2O2 = NaCrO4 + H2O =>
NaCr(OH)4 + 2 H2O2 = NaCrO4 + 4 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
CuS + MnO4{-} + H{+} = SO2 + Cu2{+} + Mn2{+} + H2O =>
26 CuS + 18 MnO4{-} + 40 H{+} = 26 SO2 + 13 Cu2{+} + 9 Mn2{+} + 20 H2O
Al(NO3)3 + NaI = AlI3 + NaNO3 =>
Al(NO3)3 + 3 NaI = AlI3 + 3 NaNO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
P + H2O = PH3 + H3PO3 =>
2 P + 3 H2O = PH3 + H3PO3
Cl2 + Mg3N2 = MgCl2 + N2 =>
3 Cl2 + Mg3N2 = 3 MgCl2 + N2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
NH4NO3(aq) + Pb(ClO4)2(aq) = Pb(NO3)2 + NH4ClO4() =>
2 NH4NO3(aq) + Pb(ClO4)2(aq) = Pb(NO3)2 + 2 NH4ClO4()
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CrO3 + CH4 = Cr2O3 + CH4O =>
2 CrO3 + 3 CH4 = Cr2O3 + 3 CH4O
MgFe = Mg + Fe =>
MgFe = Mg + Fe
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C2H5COOH + H2O =>
5 CH3CH(OH)CH3 + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 5 C2H5COOH + 11 H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
KI + Ca = CaI2 + K =>
2 KI + Ca = CaI2 + 2 K
Ba(NO3)2(aq) + Na3PO4(aq) = Ba3(PO4)2(s) + NaNO3(aq) =>
3 Ba(NO3)2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2(s) + 6 NaNO3(aq)
HCN + HCO3{-} = CN{-} + H2CO3 =>
HCN + HCO3{-} = CN{-} + H2CO3
NaHSO4 + Pb(NO3)2 = NaNO3 + HNO3 + PbSO4 =>
NaHSO4 + Pb(NO3)2 = NaNO3 + HNO3 + PbSO4
Na2S + H2S = NaHS =>
Na2S + H2S = 2 NaHS
NaH2PO2 + Cu2O = Cu3P + H2O + Na2HPO4 =>
4 NaH2PO2 + 3 Cu2O = 2 Cu3P + 3 H2O + 2 Na2HPO4
ClO4{-} + SO3{-2} = SO4{-2} + Cl{-} =>
ClO4{-} + 4 SO3{-2} = 4 SO4{-2} + Cl{-}
Ca(OH)2(aq) + HBr(aq) = CaBr2(s) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(s) + 2 H2O(l)
K2S + Ba(OH)2 = KOH + BaS =>
K2S + Ba(OH)2 = 2 KOH + BaS
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
SiH + NH3 = Si3N4 + H2 =>
6 SiH + 8 NH3 = 2 Si3N4 + 15 H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ni(NO3)2 + C4H9NO2 = Ni(C4H8NO2)2 + HNO3 =>
Ni(NO3)2 + 2 C4H9NO2 = Ni(C4H8NO2)2 + 2 HNO3
Al(NO3)3 + NaI = AlI3 + NaNO3 =>
Al(NO3)3 + 3 NaI = AlI3 + 3 NaNO3
Pb(NO3)2 + LiI = PbI2 + NO3Li =>
Pb(NO3)2 + 2 LiI = PbI2 + 2 NO3Li
Ag + H2SO4 = Ag2(SO4)3 + H2 =>
2 Ag + 3 H2SO4 = Ag2(SO4)3 + 3 H2
NaOH(aq)HNO3(aq) = NaNO3(aq)H2O(l) =>
NaOH(aq)HNO3(aq) = NaNO3(aq)H2O(l)
CH3COOH + Sn(OH)4 = Sn(CH3COO)4 + H2O =>
4 CH3COOH + Sn(OH)4 = Sn(CH3COO)4 + 4 H2O
CuS + MnO4{-} + H{+} = SO2 + Cu2{+} + Mn2{+} + H2O =>
26 CuS + 18 MnO4{-} + 40 H{+} = 26 SO2 + 13 Cu2{+} + 9 Mn2{+} + 20 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SIO2 + K2CO3 = K4SIO4 + CO2 =>
SIO2 + 2 K2CO3 = K4SIO4 + 2 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H6O(aq) + O2 = CO2 + H2O(g) =>
C2H6O(aq) + 3 O2 = 2 CO2 + 3 H2O(g)
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
KCl + (NH4)2SO4 = K2SO4 + NH4Cl =>
2 KCl + (NH4)2SO4 = K2SO4 + 2 NH4Cl
KI + AgNO3 = I2 + Ag + KNO3 =>
2 KI + 2 AgNO3 = I2 + 2 Ag + 2 KNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaCl + AgNO{-}3 = NaNO{-}3 + AgCl =>
NaCl + AgNO{-}3 = NaNO{-}3 + AgCl
NaI + MnO2 = Na2MnO2 + I2 =>
2 NaI + MnO2 = Na2MnO2 + I2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeCl3 + Na2SO4 = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaCl
[CH3CH2NH3]NO3 + O2 = CO2 + H2O + N2 =>
2[CH3CH2NH3]NO3 + 5 O2 = 4 CO2 + 8 H2O + 2 N2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
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