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2 NaOH + H2S = 2 H2O + Na2S
Zr + Cl2 = ZrCl5 =>
2 Zr + 5 Cl2 = 2 ZrCl5
Mg + HC1 = MgC12 + H2 =>
Mg + 12 HC1 = MgC12 + 6 H2
Na + Si = NaSi2 =>
Na + 2 Si = NaSi2
XNO2 + Fe + H2SO4 = Fe2(SO4)3 + XNH2 + H2O =>
XNO2 + 2 Fe + 3 H2SO4 = Fe2(SO4)3 + XNH2 + 2 H2O
HC6H7O6 + HCl = C6H7O6 + H2Cl =>
HC6H7O6 + HCl = C6H7O6 + H2Cl
CoB3 + K2S = Co2S3 + KB =>
2 CoB3 + 3 K2S = Co2S3 + 6 KB
FeCl3 + Fe(NO3)2 = FeCl2 + Fe(NO3)3 =>
2 FeCl3 + 3 Fe(NO3)2 = 3 FeCl2 + 2 Fe(NO3)3
CH3OOH + NaCl = CH3OONa + HCl =>
CH3OOH + NaCl = CH3OONa + HCl
MgC2O4 + Sn3P2 = Mg3P2 + C2O4Sn =>
3 MgC2O4 + Sn3P2 = Mg3P2 + 3 C2O4Sn
KMnO4 + CaC2O4 + H2SO4 = CaSO4 + MnSO4 + KSO4 + CO2 + H2O =>
KMnO4 + 2 CaC2O4 + 4 H2SO4 = 2 CaSO4 + MnSO4 + KSO4 + 4 CO2 + 4 H2O
FeS2 + O2 = FeO2 + SO2 =>
FeS2 + 3 O2 = FeO2 + 2 SO2
Na3PO4 + Sr(NO3)2 = NaNO3 + Sr3(PO4)2 =>
2 Na3PO4 + 3 Sr(NO3)2 = 6 NaNO3 + Sr3(PO4)2
Se + F = Se2F3 =>
2 Se + 3 F = Se2F3
Fe + HCl6 = FeCl3 + H2 =>
4 Fe + 2 HCl6 = 4 FeCl3 + H2
KI + H2(No3)2 = KNo3 + H2I2 =>
2 KI + H2(No3)2 = 2 KNo3 + H2I2
Br2 + I2 = Br2I =>
2 Br2 + I2 = 2 Br2I
Na2CO3 + AgNO3 = Na2NO3 + AgCO3 =>
Na2CO3 + AgNO3 = Na2NO3 + AgCO3
FeCl2*4H2O + H2C2O4 = FeC2O4*2H2O + Cl2 + H2 + O2 =>
FeCl2*4H2O + H2C2O4 = FeC2O4*2H2O + Cl2 + 3 H2 + O2
Hg + ClO3 = Cl + HgO =>
3 Hg + ClO3 = Cl + 3 HgO
P2O5 + SO2 = P2S5 + O2 =>
2 P2O5 + 10 SO2 = 2 P2S5 + 15 O2
H2O2(ac) + KOH(ac) + CrCl3(ac) = K2CrO4(ac) + KCl(ac) + H2O(l) =>
3 H2O2(ac) + 10 KOH(ac) + 2 CrCl3(ac) = 2 K2CrO4(ac) + 6 KCl(ac) + 8 H2O(l)
C4H10O + O2 = CO2 + HO2 =>
2 C4H10O + 27 O2 = 8 CO2 + 20 HO2
HgS + HNO3 + HCl = HgCl24 + H2O + NO + S =>
HgS + 8 HNO3 + 24 HCl = HgCl24 + 16 H2O + 8 NO + S
AgNO3 + Na2(SO4) = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2(SO4) = Ag2SO4 + 2 NaNO3
K2SO3 + Al2(SO4)3 + H2O = Al(OH)3 + K2SO4 + SO2 =>
3 K2SO3 + Al2(SO4)3 + 3 H2O = 2 Al(OH)3 + 3 K2SO4 + 3 SO2
NH3 + AgCl + HNO3 = AgNH4 + ClNO3 =>
NH3 + AgCl + HNO3 = AgNH4 + ClNO3
BaSO3 + HNO3 = Ba(NO3)2 + SO3 + H2 =>
BaSO3 + 2 HNO3 = Ba(NO3)2 + SO3 + H2
HCl + C4H10 = H2 + CCl4 =>
16 HCl + C4H10 = 13 H2 + 4 CCl4
H2C2O4*2H2O + KOH = K2C2O4 + H2O =>
H2C2O4*2H2O + 2 KOH = K2C2O4 + 4 H2O
Nd2O3 + HI = NdI3 + H2O =>
Nd2O3 + 6 HI = 2 NdI3 + 3 H2O
NaI + NaNO2 + HCl = I2 + NO + H2O + NaCl =>
2 NaI + 2 NaNO2 + 4 HCl = I2 + 2 NO + 2 H2O + 4 NaCl
FeCl2 + AgOH = Fe(OH)2 + AgCl =>
FeCl2 + 2 AgOH = Fe(OH)2 + 2 AgCl
Na3HCO + HClO = CO2 + NaCl + H2O =>
Na3HCO + 3 HClO = CO2 + 3 NaCl + 2 H2O
CuSO4(aq) + KI(aq) = CuI(s) + I(s) + K2SO4(aq) =>
CuSO4(aq) + 2 KI(aq) = CuI(s) + I(s) + K2SO4(aq)
CuO + CaO = CuCa + O2 =>
CuO + CaO = CuCa + O2
(CH3COO)2Ba + H2S = CH3COOH + BaS =>
(CH3COO)2Ba + H2S = 2 CH3COOH + BaS
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
NH4Cl + HOH = NH3HOH + HCl =>
NH4Cl + HOH = NH3HOH + HCl
ZnCO3 + H2SO4 = H2O + CO2 + ZnSO4 =>
ZnCO3 + H2SO4 = H2O + CO2 + ZnSO4
Fe + NCS = FeNCS =>
Fe + NCS = FeNCS
C2HClO2Ca + C2H8N2 + NaOH + H2O = C10H16N2O8 + Ca(OH)2 + NaCl =>
4 C2HClO2Ca + C2H8N2 + 4 NaOH + 4 H2O = C10H16N2O8 + 4 Ca(OH)2 + 4 NaCl
Pb(ClO4)4 + NaCl = PbCl4 + Na(ClO4) =>
Pb(ClO4)4 + 4 NaCl = PbCl4 + 4 Na(ClO4)
Ag2CO3 + H{+} = Ag{+} + CO2 + H2O =>
Ag2CO3 + 2 H{+} = 2 Ag{+} + CO2 + H2O
chlorine + calciumhydroxide = calciumchlorate + calciumchloride + water =>
6 Cl2 + 6 Ca(OH)2 = Ca(ClO3)2 + 5 CaCl2 + 6 H2O
C2H6O2 + K2Cr2O7 + H2SO4 = C2H4O2 + K2SO4 + Cr2O3 + H2O =>
3 C2H6O2 + K2Cr2O7 + H2SO4 = 3 C2H4O2 + K2SO4 + Cr2O3 + 4 H2O
M2O = M + O2 =>
2 M2O = 4 M + O2
SO2 + Cl2 = OCl + S2Cl2 =>
2 SO2 + 3 Cl2 = 4 OCl + S2Cl2
Al2Cl + Ca = CaCl2 + Al =>
2 Al2Cl + Ca = CaCl2 + 4 Al
N2O + H2S = N2S + H2O =>
N2O + H2S = N2S + H2O
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