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2 NaOH + H2SO4 = 2 H2O + Na2SO4
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
AlBr3 = Al + Br2 =>
2 AlBr3 = 2 Al + 3 Br2
S + HNO3 = S2(NO3)2 + N2O + H2O =>
8 S + 10 HNO3 = 4 S2(NO3)2 + N2O + 5 H2O
HClO4 + Na = H2 + NaClO4 =>
2 HClO4 + 2 Na = H2 + 2 NaClO4
NaCl + I2 = I2Cl + Na =>
NaCl + I2 = I2Cl + Na
N2 + ZnP2 = Zn3N2 + P2 =>
N2 + 3 ZnP2 = Zn3N2 + 3 P2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
MnOOH + KClO3 + KOH = K2MnO4 + KCl + H2O =>
2 MnOOH + KClO3 + 4 KOH = 2 K2MnO4 + KCl + 3 H2O
MoS2 + O2 = MoO3 + SO =>
2 MoS2 + 5 O2 = 2 MoO3 + 4 SO
FeSO4 + HCl = FeCl2 + H2SO4 =>
FeSO4 + 2 HCl = FeCl2 + H2SO4
Bi2S3 + NO3{-} + H{+} = Bi{3+} + NO + S02 + H2O =>
2 Bi2S3 + 4 NO3{-} + 16 H{+} = 4 Bi{3+} + 4 NO + 3 S02 + 8 H2O
Cl + Br + H2O = HCl + HBrO =>
Cl + Br + H2O = HCl + HBrO
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
SiCl4(l) + H2(g) = Si(s) + HCl(g) =>
SiCl4(l) + 2 H2(g) = Si(s) + 4 HCl(g)
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
Ca(OH)2 + NO2 = Ca(NO2)2 + Ca(NO3)2 + H2O =>
2 Ca(OH)2 + 4 NO2 = Ca(NO2)2 + Ca(NO3)2 + 2 H2O
C6H11Cl = C6H10 + HCl =>
C6H11Cl = C6H10 + HCl
CH3CH2I + H2O = CH3CH2OH + HI =>
CH3CH2I + H2O = CH3CH2OH + HI
Na2SO4 + BaCl2 = Na2Cl2 + SO4 + Ba =>
Na2SO4 + BaCl2 = Na2Cl2 + SO4 + Ba
(NH4)2Fe(SO4)2 + Na2CO3 = (NH4)2SO4 + Na2SO4 + FeCO3 =>
(NH4)2Fe(SO4)2 + Na2CO3 = (NH4)2SO4 + Na2SO4 + FeCO3
Co + Al2(SO4)3 = Al + CoSO4 =>
3 Co + Al2(SO4)3 = 2 Al + 3 CoSO4
BaO2 + H2SO4 + KMnO4 = BaSO4 + MnO4 + K2SO4 + H2O =>
BaO2 + 2 H2SO4 + 2 KMnO4 = BaSO4 + 2 MnO4 + K2SO4 + 2 H2O
Al3 + KOH = [Al(OH)4(H2O)2] + K + O2 =>
Al3 + 24 KOH = 3[Al(OH)4(H2O)2] + 24 K + 3 O2
Cu2O + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 7 H2O + 2 NO
H2S + I3{-} = S + H{+} + I{-} =>
H2S + I3{-} = S + 2 H{+} + 3 I{-}
KMnO4 + H2SO4 + NaC204 = MnSO4 + CO2 + H2O + Na2SO4 + K2SO4 =>
1634 KMnO4 + 2456 H2SO4 + 10 NaC204 = 1634 MnSO4 + 2040 CO2 + 2456 H2O + 5 Na2SO4 + 817 K2SO4
MgO + Al = Mg + Al2O3 =>
3 MgO + 2 Al = 3 Mg + Al2O3
FeCl3 + Na2S2O3 = FeCl2 + Na2S4O6 + NaCl =>
2 FeCl3 + 2 Na2S2O3 = 2 FeCl2 + Na2S4O6 + 2 NaCl
PbO2 + HCl + H2SO4 = Cl2 + PbSO4 + H2O =>
PbO2 + 2 HCl + H2SO4 = Cl2 + PbSO4 + 2 H2O
MgBr2 + F2 = Mg + BrF2 =>
MgBr2 + 2 F2 = Mg + 2 BrF2
Mn(OH)3 + H2SO4 = H2O + Mn2(SO4)3 =>
2 Mn(OH)3 + 3 H2SO4 = 6 H2O + Mn2(SO4)3
NaNO2 + K2Cr2O7 + HNO3 = Cr(NO3)3 + KNO3 + NaNO3 + H2O =>
3 NaNO2 + K2Cr2O7 + 8 HNO3 = 2 Cr(NO3)3 + 2 KNO3 + 3 NaNO3 + 4 H2O
W + Fe = WFe =>
W + Fe = WFe
K2Cr2O7 + CuS + HCl = KCl + CrCl3 + CuCl2 + H2SO4 + H2O =>
4 K2Cr2O7 + 3 CuS + 38 HCl = 8 KCl + 8 CrCl3 + 3 CuCl2 + 3 H2SO4 + 16 H2O
Na2O2 + CrCl3 = Na2CrO4 + NaCl + O =>
5 Na2O2 + 2 CrCl3 = 2 Na2CrO4 + 6 NaCl + 2 O
KI + I2 + H2O = KI3*H2O =>
KI + I2 + H2O = KI3*H2O
Na2SO4 + BaBr2 = Na2Br2 + SO4Ba =>
Na2SO4 + BaBr2 = Na2Br2 + SO4Ba
HBr(aq) + NH3(g) = H3 + NBr =>
3 HBr(aq) + 3 NH3(g) = 4 H3 + 3 NBr
KNO3 + Zn3(PO4)2 = Zn(NO2)2 + O2 + K3PO4 =>
6 KNO3 + Zn3(PO4)2 = 3 Zn(NO2)2 + 3 O2 + 2 K3PO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SO2 + O2 = SO3(g) =>
2 SO2 + O2 = 2 SO3(g)
Zn(s) + Pb(CH3COO)2(aq) = Pb + Zn(CH3COO)2 =>
Zn(s) + Pb(CH3COO)2(aq) = Pb + Zn(CH3COO)2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
A + B = AB =>
A + B = AB
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ag + H2CO3 = Ag2CO3 + H2 =>
2 Ag + H2CO3 = Ag2CO3 + H2
Al2O5 = Al + O2 =>
2 Al2O5 = 4 Al + 5 O2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
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