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2 Fe + Hg2{+} = Fe2{+} + 2 Hg
VSO4 + O2 + H2SO4 = V2O5*2H2O + SO4 =>
4 VSO4 + 7 O2 + 4 H2SO4 = 2 V2O5*2H2O + 8 SO4
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
Ca(CN)2 + Fe2O3 = CaO + Fe(CN)3 =>
3 Ca(CN)2 + Fe2O3 = 3 CaO + 2 Fe(CN)3
Sn(OH)4(s) + H2SO4(aq) = SnSO4(aq) + O2H3(s) =>
Sn(OH)4(s) + H2SO4(aq) = SnSO4(aq) + 2 O2H3(s)
Ag(NO3) + CuBr2 = AgBr + Cu(NO3)2 =>
2 Ag(NO3) + CuBr2 = 2 AgBr + Cu(NO3)2
H(aq) + HCO3(aq) = H2O(l) + CO2(g) =>
H(aq) + HCO3(aq) = H2O(l) + CO2(g)
C4H10 + O20 = CO2 + H2O =>
20 C4H10 + 13 O20 = 80 CO2 + 100 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Li + Br = LiBr =>
Li + Br = LiBr
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Ba{+2} + S{-2} = BaS =>
Ba{+2} + S{-2} = BaS
H2O + K + PbO2 + KCl = KPb(OH)3 + KClO3 =>
9 H2O + 6 K + 6 PbO2 + KCl = 6 KPb(OH)3 + KClO3
CrCl2 + Br2 + NaOH = Na2CrO4 + NaCl + H2O + NaBr =>
CrCl2 + 2 Br2 + 8 NaOH = Na2CrO4 + 2 NaCl + 4 H2O + 4 NaBr
PbO2 + NaOH + Cr2(SO4)3 = PbSO4 + Na2CrO4 + H2O =>
3 PbO2 + 4 NaOH + Cr2(SO4)3 = 3 PbSO4 + 2 Na2CrO4 + 2 H2O
Al + CO = AlO + C =>
Al + CO = AlO + C
CaF2(s) + H2SO4(ac) = CaSO4(ac) + HF(g) =>
CaF2(s) + H2SO4(ac) = CaSO4(ac) + 2 HF(g)
ZnO + LiOH = ZnOH + LiO =>
ZnO + LiOH = ZnOH + LiO
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Mg2Si + C2F4 = C + MgF2 + SiC =>
Mg2Si + C2F4 = C + 2 MgF2 + SiC
K + Na{+} = K{+} + Na =>
K + Na{+} = K{+} + Na
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li + KF = LiF + K =>
Li + KF = LiF + K
NaClO + CO2 = Na2CO3 + Cl2 + O2 =>
4 NaClO + 2 CO2 = 2 Na2CO3 + 2 Cl2 + O2
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
Ag + S = Ag2S =>
2 Ag + S = Ag2S
SO3 + K(OH) = K2SO4 + H2O =>
SO3 + 2 K(OH) = K2SO4 + H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
NaOH + HOH = NaH2O + OH =>
NaOH + HOH = NaH2O + OH
C6H5MgBr + C6H5CHO = C6H5CH(O)C6H5 + MgBr =>
C6H5MgBr + C6H5CHO = C6H5CH(O)C6H5 + MgBr
FeCo3 + KOH = FeK + Co3OH =>
FeCo3 + KOH = FeK + Co3OH
(OH)(COOH) + CH3OH = (OH)(COOCH3) + H2O =>
(OH)(COOH) + CH3OH = (OH)(COOCH3) + H2O
C7H6O3 + CH3COOH = CH3COOC6H4COOH =>
10 C7H6O3 + CH3COOH = 8 CH3COOC6H4COOH
C3H9P + O2 = CO2 + P2O3 + H2O =>
2 C3H9P + 12 O2 = 6 CO2 + P2O3 + 9 H2O
MnO + Sn(OH)4 = Mn(OH)2 + SnO2 =>
2 MnO + Sn(OH)4 = 2 Mn(OH)2 + SnO2
SnCl2 + HF = SnF2 + HCl =>
SnCl2 + 2 HF = SnF2 + 2 HCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Pb(NO3)4 + Na2(SO4) = Pb2(SO4)4 + Na(NO3) =>
2 Pb(NO3)4 + 4 Na2(SO4) = Pb2(SO4)4 + 8 Na(NO3)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + HCl2 =>
K2Cr2O7 + 20 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 6 HCl2
BaCl2 + NaF = NaCl2 + BaF =>
BaCl2 + NaF = NaCl2 + BaF
NH4VO3 + H2SO4 = V2O5 + (NH4)2SO4 + H2O =>
2 NH4VO3 + H2SO4 = V2O5 + (NH4)2SO4 + H2O
OCl{-} + S2O3{-2} + OH{-} = SO4{-2} + Cl{-} + H2O =>
4 OCl{-} + S2O3{-2} + 2 OH{-} = 2 SO4{-2} + 4 Cl{-} + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
NaOH(aq) + (NH4)2SO4(aq) = Na2SO4(aq) + NH3(g) + H2O(l) =>
2 NaOH(aq) + (NH4)2SO4(aq) = Na2SO4(aq) + 2 NH3(g) + 2 H2O(l)
Ag + O2 = O2Ag =>
Ag + O2 = O2Ag
MnO2 + Fe = Fe2O3 + Mn =>
3 MnO2 + 4 Fe = 2 Fe2O3 + 3 Mn
C4H6 + HCl = C4H6Cl2 + H =>
C4H6 + 2 HCl = C4H6Cl2 + 2 H
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
ZnO + HCOOH = Zn(HCOO)2 + H2O =>
ZnO + 2 HCOOH = Zn(HCOO)2 + H2O
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
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