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Zn(s) + NiO(s) + H2O(l) = Zn(OH)2 + Ni(s)
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
SiC + F2 = CF4 + SiF4 =>
SiC + 4 F2 = CF4 + SiF4
KMnO4 + K2S + KOH = K2SO3 + K2MnO4 + H2O =>
6 KMnO4 + K2S + 6 KOH = K2SO3 + 6 K2MnO4 + 3 H2O
CuO + Fe(OH)3 = Cu(OH)2 + Fe2O3 =>
3 CuO + 2 Fe(OH)3 = 3 Cu(OH)2 + Fe2O3
C14H18N4O3 + H2O2 = HNO3 + CO2 + H2O =>
C14H18N4O3 + 44 H2O2 = 4 HNO3 + 14 CO2 + 51 H2O
CoCl3(aq) + NaOH(aq) = Co(OH)3 + NaCl =>
CoCl3(aq) + 3 NaOH(aq) = Co(OH)3 + 3 NaCl
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Cu + KBr = CuBr + K =>
Cu + KBr = CuBr + K
SrCl2 + NaF = SrF2 + NaCl =>
SrCl2 + 2 NaF = SrF2 + 2 NaCl
Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + NaOH =>
2 Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + 2 NaOH
MnCl4 = Cl2 + Mn =>
MnCl4 = 2 Cl2 + Mn
KOH + Na2CrO4 + AgNO3 = Ag2CrO4 + NaOH + KNO3 =>
2 KOH + Na2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 NaOH + 2 KNO3
(C2H5)2O + O2 = CO2 + H2O =>
(C2H5)2O + 6 O2 = 4 CO2 + 5 H2O
HOH(l) + Cl2 = HCl(aq) + O2(g) =>
2 HOH(l) + 2 Cl2 = 4 HCl(aq) + O2(g)
SbN + U(CrO4)2 = Sb2(CrO4)3 + U3N4 =>
4 SbN + 3 U(CrO4)2 = 2 Sb2(CrO4)3 + U3N4
FeS + HCI = FeHCI + S =>
FeS + HCI = FeHCI + S
NaOH + H2SO4 = H2O + Na2SO4 = =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
K + Mg2 = KMg =>
2 K + Mg2 = 2 KMg
AgNO3 + Ba(OH)2 = Ba(NO3)2 + AgOH =>
2 AgNO3 + Ba(OH)2 = Ba(NO3)2 + 2 AgOH
Cr2O7{-2} + Fe{+2} + H{+] = Cr{+3}+Fe{+3}+H2O =>
Cr2O7{-2} + 6 Fe{+2} + 14 H{+] = 2 Cr{+3}+6Fe{+3}+7H2O
Zn(OH)2 + K2S = ZnS + KOH =>
Zn(OH)2 + K2S = ZnS + 2 KOH
C3H6O2 + H2 = C2H5OH + CH3OH =>
C3H6O2 + 2 H2 = C2H5OH + CH3OH
Mg + FeSO4 = MgSO4 + Fe =>
Mg + FeSO4 = MgSO4 + Fe
HI + LiHO = HIO3 + LiH =>
HI + 3 LiHO = HIO3 + 3 LiH
C55H72MgN4O5 + O2 = H2O + CO2 + N2 + Mg =>
2 C55H72MgN4O5 + 141 O2 = 72 H2O + 110 CO2 + 4 N2 + 2 Mg
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Mn2O3 + CO2 = Mn2(CO3)3 =>
Mn2O3 + 3 CO2 = Mn2(CO3)3
CaO + Pb(NO3)2 = Ca(NO3)2 + PbO =>
CaO + Pb(NO3)2 = Ca(NO3)2 + PbO
NaOH + Ca(OH)2 + Cl2 = Ca(ClO2) + NaCl + H2O =>
4 NaOH + 2 Ca(OH)2 + 3 Cl2 = 2 Ca(ClO2) + 4 NaCl + 4 H2O
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
Ba + N2 = BaN2 =>
Ba + N2 = BaN2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaOCl + FeCl3 = FeO + NaCl + Cl2 =>
2 NaOCl + 2 FeCl3 = 2 FeO + 2 NaCl + 3 Cl2
KI + NaNO3 + H2O = I2 + KOH + NaNO2 =>
2 KI + NaNO3 + H2O = I2 + 2 KOH + NaNO2
C6H12 + AgNO3 = AgH12 + NO3C6 =>
C6H12 + AgNO3 = AgH12 + NO3C6
Zn + KClO4 + H2SO4 = KCl + ZnSO4 + H2O =>
4 Zn + KClO4 + 4 H2SO4 = KCl + 4 ZnSO4 + 4 H2O
C2H7S2 + O2 = CO2 + H2O + SO2 =>
4 C2H7S2 + 23 O2 = 8 CO2 + 14 H2O + 8 SO2
AgI + NaBr = AgBr + NaI =>
AgI + NaBr = AgBr + NaI
Al + MnSO4 = Al2(SO4)3 + Mn =>
2 Al + 3 MnSO4 = Al2(SO4)3 + 3 Mn
HCOH + [Ag(NH3)2]OH = H2O + NH3 + Ag + CO2 =>
HCOH + 4[Ag(NH3)2]OH = 3 H2O + 8 NH3 + 4 Ag + CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HF + CaCO3 = CO2 + H2O + CaF2 =>
2 HF + CaCO3 = CO2 + H2O + CaF2
K2O + Cl2O5 = KClO3 =>
K2O + Cl2O5 = 2 KClO3
C5H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C5H6O(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(l)
H2S + HgCl2 = H2Cl2 + HgS =>
H2S + HgCl2 = H2Cl2 + HgS
HBr + Al(OH)3 = H2O + AlBr3* =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3*
NH4OH + Hg(NO3)2 = NH4(NO3) + H2O + Hg =>
10 NH4OH + 4 Hg(NO3)2 = 9 NH4(NO3) + 7 H2O + 4 Hg
MnO2 + ClO4{-} + OH{-} = MnO4{-} + ClO2{-} + H2O =>
4 MnO2 + 3 ClO4{-} + 4 OH{-} = 4 MnO4{-} + 3 ClO2{-} + 2 H2O
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