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2 K + H2SO4 = K2SO4 + H2
Pb(CH3COOH)2 + KI = PbI2 + KCH3COOH =>
Pb(CH3COOH)2 + 2 KI = PbI2 + 2 KCH3COOH
I2 + HClO4 + H2O = H5IO6 + HCl =>
4 I2 + 7 HClO4 + 20 H2O = 8 H5IO6 + 7 HCl
Mn(NO3)2 + Na(OH) = Mn(OH)2 + NaNO3 =>
Mn(NO3)2 + 2 Na(OH) = Mn(OH)2 + 2 NaNO3
Pb2(NO3)2 + KI = Pb2I + K(NO3)2 =>
Pb2(NO3)2 + KI = Pb2I + K(NO3)2
NiSO4 + NaOH = Na + SO4 + Ni(OH)2 =>
NiSO4 + 2 NaOH = 2 Na + SO4 + Ni(OH)2
C3H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C3H6(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
FeNO3(l) + KS2(l) = KNO3(aq) + FeS2(s) =>
FeNO3(l) + KS2(l) = KNO3(aq) + FeS2(s)
C2H2 + Cl = C + HCl =>
C2H2 + 2 Cl = 2 C + 2 HCl
Nb + HNO3 = Nb(NO3)3 + NO + H2O =>
Nb + 4 HNO3 = Nb(NO3)3 + NO + 2 H2O
PbCl2 + CuSO4 = PbSO4 + CuCl2 =>
PbCl2 + CuSO4 = PbSO4 + CuCl2
KHS + KMnO4 + H2O = KOH + MnO2 + S =>
3 KHS + 2 KMnO4 + H2O = 5 KOH + 2 MnO2 + 3 S
P4 + OH = HPO3 + H2O =>
P4 + 20 OH = 4 HPO3 + 8 H2O
S2O3{2-} + ClO3{-} + H2O = SO4{2-} + Cl{-} + H{+} =>
3 S2O3{2-} + 4 ClO3{-} + 3 H2O = 6 SO4{2-} + 4 Cl{-} + 6 H{+}
Zn + NaNO3 = Zn(NO3)2 + Na =>
Zn + 2 NaNO3 = Zn(NO3)2 + 2 Na
NaOH + HCl = NaH2OCl =>
NaOH + HCl = NaH2OCl
H2SO4 + V2O3 = V2(SO4)3 + H2O =>
3 H2SO4 + V2O3 = V2(SO4)3 + 3 H2O
KMnO4 + KI + NaOH = Na2MnO4 + I2 + KOH =>
2 KMnO4 + 2 KI + 4 NaOH = 2 Na2MnO4 + I2 + 4 KOH
Ca + NaNO2 = Ca(NO2)2 + Na =>
Ca + 2 NaNO2 = Ca(NO2)2 + 2 Na
K(NO3) + H2(SO4) = K2(SO4) + H(NO3) =>
2 K(NO3) + H2(SO4) = K2(SO4) + 2 H(NO3)
Cu2SO4 + MgCl2 = CuCl + MgSO4 =>
Cu2SO4 + MgCl2 = 2 CuCl + MgSO4
C8H18 + H2O = CO2 + CH4 =>
4 C8H18 + 14 H2O = 7 CO2 + 25 CH4
I2 + KF = KI + F2 =>
I2 + 2 KF = 2 KI + F2
HCl + H2O + Na2CO3 = NaCl{-} + H3O{+} + CO2 + HO =>
2 HCl + 3 H2O + Na2CO3 = 2 NaCl{-} + 2 H3O{+} + CO2 + 2 HO
Cu + H2SO4 + HCl = CuCl2 + SO2 + H2O =>
Cu + H2SO4 + 2 HCl = CuCl2 + SO2 + 2 H2O
(NH4)2CO3 + NaNO3 = (NH4)(NO3) + Na2CO3 =>
(NH4)2CO3 + 2 NaNO3 = 2(NH4)(NO3) + Na2CO3
SO3 = O3 + S =>
SO3 = O3 + S
CuBr2 + Cl2 = ClBr2 + Cu2 =>
2 CuBr2 + Cl2 = 2 ClBr2 + Cu2
Al(NO3)3 + K3PO4 = K3(NO3)3 + AlPO4 =>
Al(NO3)3 + K3PO4 = K3(NO3)3 + AlPO4
SrS + HCl = H2S + SrCl2 =>
SrS + 2 HCl = H2S + SrCl2
NH4OH + C2H6O = CH3NH2 + H2O =>
2 NH4OH + C2H6O = 2 CH3NH2 + 3 H2O
NO3 + H3O = HNO2 + H2O =>
NO3 + 3 H3O = HNO2 + 4 H2O
(NH4)2CO3(aq) + CaCl2(aq) = CaCO3(aq) + NH4Cl(aq) =>
(NH4)2CO3(aq) + CaCl2(aq) = CaCO3(aq) + 2 NH4Cl(aq)
C11H14O2 + NaOH = C11H13O2 + Na + H2O =>
C11H14O2 + NaOH = C11H13O2 + Na + H2O
HC8H4O4 + Ba(OH)2 = Ba{2+} + C8H4O4{-} + H2O =>
2 HC8H4O4 + Ba(OH)2 = Ba{2+} + 2 C8H4O4{-} + 2 H2O
CH3CH2OH2 + O2 = H2O + CH3COOH =>
4 CH3CH2OH2 + 5 O2 = 6 H2O + 4 CH3COOH
C7H6O3 + Na2CO3 = C7H5O3Na + CO2 + H2O =>
2 C7H6O3 + Na2CO3 = 2 C7H5O3Na + CO2 + H2O
FeCl3 + Fe = FeCl2 =>
2 FeCl3 + Fe = 3 FeCl2
SnBr3 + Ag3P = Sn3P3 + AgBr =>
3 SnBr3 + 3 Ag3P = Sn3P3 + 9 AgBr
Ni + AuBr = NiBr + Au =>
Ni + AuBr = NiBr + Au
H(NO3) + NaHCO3 = Na(NO3) + H2O + CO2 =>
H(NO3) + NaHCO3 = Na(NO3) + H2O + CO2
Pb(C4H8O6)2 + KI = K(C4H8O6) + PbI2 =>
Pb(C4H8O6)2 + 2 KI = 2 K(C4H8O6) + PbI2
KAl(SO4)2*12H2O + NH3 = Al(OH)3 + KOH + (NH4)2SO4 + H2O =>
KAl(SO4)2*12H2O + 4 NH3 = Al(OH)3 + KOH + 2(NH4)2SO4 + 8 H2O
(C3H2NaO2) + Mg{2+} + OH{-} = (C6H6O2) + MgO2 + NaOH =>
2(C3H2NaO2) + 2 Mg{2+} + 4 OH{-} = (C6H6O2) + 2 MgO2 + 2 NaOH
CdS + O2 = Cd + SO2 =>
CdS + O2 = Cd + SO2
NaOH(aq) + CuCl2 = NaCl(aq) + Cu(OH)2(s) =>
2 NaOH(aq) + CuCl2 = 2 NaCl(aq) + Cu(OH)2(s)
Hg + KI = HgI + K =>
Hg + KI = HgI + K
Co(NO3)2 + Na2SO4 = CoSO4 + Na2(NO3)2 =>
Co(NO3)2 + Na2SO4 = CoSO4 + Na2(NO3)2
Ag2S + H = Ag + HS =>
Ag2S + H = 2 Ag + HS
F2 + LiI = FI + Li =>
F2 + 2 LiI = 2 FI + 2 Li
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