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Pb{4+} + 2e = Pb{2+}
CaWO4 + Mg = CaO + MgO + W =>
CaWO4 + 3 Mg = CaO + 3 MgO + W
HNO3 + C = CO2 + NO2 + H2O =>
4 HNO3 + C = CO2 + 4 NO2 + 2 H2O
F2 = F32 =>
16 F2 = F32
Na2SO4NaOH = NaSO4Na2OH =>
Na2SO4NaOH = NaSO4Na2OH
C2O + H2O = HCO =>
C2O + H2O = 2 HCO
AgNO3 + NaBr = NaNO3 + AgBr =>
AgNO3 + NaBr = NaNO3 + AgBr
CH3COOHKOH = CH3COOKOH2 =>
CH3COOHKOH = CH3COOKOH2
C6H5COC2H5 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + C6H5COCH3 =>
24 C6H5COC2H5 + 5 K2Cr2O7 + 20 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 32 H2O + 27 C6H5COCH3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaHCO3(aq) + H2SO4(aq) = CO2(g) + H2O(l) + NaHSO4(aq) =>
NaHCO3(aq) + H2SO4(aq) = CO2(g) + H2O(l) + NaHSO4(aq)
CuO2 + H2 = Cu2 + H2O =>
2 CuO2 + 4 H2 = Cu2 + 4 H2O
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
C2H4 + Br2 = C2H4Br =>
2 C2H4 + Br2 = 2 C2H4Br
NH3(g) + H2O(g) = NH4OH(aq) =>
NH3(g) + H2O(g) = NH4OH(aq)
Ca + Zn{+2} = Ca{2+} + Zn =>
Ca + Zn{+2} = Ca{2+} + Zn
C5 + H2 = CH4 =>
C5 + 10 H2 = 5 CH4
C8H10 = C6H6 + H2 =>
3 C8H10 = 4 C6H6 + 3 H2
Si + KOH = Si(OH) + K =>
Si + KOH = Si(OH) + K
Cu(OH)2 + HCl = Cu2O + H2O + Cl =>
2 Cu(OH)2 + 2 HCl = Cu2O + 3 H2O + 2 Cl
SO3 + SiO2 = SiSO3 + O2 =>
SO3 + SiO2 = SiSO3 + O2
LaC = CLa =>
LaC = CLa
K2OH2O = KOH =>
K2OH2O = 2 KOH
Na + CH3CO2H = NaCH3CO2 + H2 =>
2 Na + 2 CH3CO2H = 2 NaCH3CO2 + H2
NaAlO2H2ONH4Cl = Al(OH)3NaClNH3 =>
NaAlO2H2ONH4Cl = Al(OH)3NaClNH3
K + FeCl2 = KCl + Fe2 =>
4 K + 2 FeCl2 = 4 KCl + Fe2
MgSO4Mn(NO3)2 = Mg(NO3)2Mn(SO4) =>
MgSO4Mn(NO3)2 = Mg(NO3)2Mn(SO4)
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Zn + KOH + H2O = K2Zn(OH)4 + H2 =>
Zn + 2 KOH + 2 H2O = K2Zn(OH)4 + H2
(CH3CH2CH2CH2OH) + NaBr = CH3CH2CH2CH2Br + NaOH =>
(CH3CH2CH2CH2OH) + NaBr = CH3CH2CH2CH2Br + NaOH
Cu3(PO4)2 + Na = Na3(PO4) + Cu =>
Cu3(PO4)2 + 6 Na = 2 Na3(PO4) + 3 Cu
(NH4)2Se(s) = NH3(g) + H2Se(g) =>
(NH4)2Se(s) = 2 NH3(g) + H2Se(g)
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H(OH) =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H(OH)
FeCl3(aq) + NaOH = Fe(OH)3 + NaCl(aq) =>
FeCl3(aq) + 3 NaOH = Fe(OH)3 + 3 NaCl(aq)
H{+} + Mg{-2} = H + Mg{-} =>
H{+} + Mg{-2} = H + Mg{-}
Fe2 + CaCl2 = Fe(Cl2)3 + Ca =>
Fe2 + 6 CaCl2 = 2 Fe(Cl2)3 + 6 Ca
AlBr3 + Au = AuBr3 + Al =>
AlBr3 + Au = AuBr3 + Al
Li + Zn(NO3)2 = LiNO3 + Zn =>
2 Li + Zn(NO3)2 = 2 LiNO3 + Zn
A + Re = ARe =>
A + Re = ARe
P4 = P3 =>
3 P4 = 4 P3
NO + Br2 = NBrO =>
2 NO + Br2 = 2 NBrO
Ba(OH)2CaSO3 = BaCaSO3(OH)2 =>
Ba(OH)2CaSO3 = BaCaSO3(OH)2
HIAgF = HFAgI =>
HIAgF = HFAgI
AgClAl = AgAlCl =>
AgClAl = AgAlCl
NaBr + NaClO = Na + BrClO =>
NaBr + NaClO = 2 Na + BrClO
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3[Fe(C2O4)3]*3H2O
Al + Mn2{+} = Al3{+} + Mn =>
3 Al + Mn2{+} = Al3{+} + 2 Mn
CO2(g) + H2O(s) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(s) = C6H12O6(s) + 6 O2(g)
K2SO4(aq) + MgCl2(aq) = KCl + MgSO4 =>
K2SO4(aq) + MgCl2(aq) = 2 KCl + MgSO4
Cu(NO3)2 + Na2CO3 + H2O = CuCO3Cu(OH)2 + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3Cu(OH)2 + 4 NaNO3 + CO2
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