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SnCl2 + Na2S = SnS + 2 NaCl
Li(s) + HF(s) = LiF(s) + H2(s) =>
2 Li(s) + 2 HF(s) = 2 LiF(s) + H2(s)
KMnO4 + C2H6O + HCl = MnO2 + C2H4O2 + H2O + KCl =>
4 KMnO4 + 3 C2H6O + 4 HCl = 4 MnO2 + 3 C2H4O2 + 5 H2O + 4 KCl
(C2H4) + O2 = H2O + CO2 =>
(C2H4) + 3 O2 = 2 H2O + 2 CO2
MnSO4 + H2O = Mn(OH)2 + H2SO4 =>
MnSO4 + 2 H2O = Mn(OH)2 + H2SO4
Cu(OH)2 + LiF = CuF2 + LiOH =>
Cu(OH)2 + 2 LiF = CuF2 + 2 LiOH
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
C3H8O2 + HCl = C3H6Cl2 + H2O =>
C3H8O2 + 2 HCl = C3H6Cl2 + 2 H2O
AlF3 + LiOH = LiF + Al(OH)3 =>
AlF3 + 3 LiOH = 3 LiF + Al(OH)3
CO2 + OH = H2O + CO3 =>
CO2 + 2 OH = H2O + CO3
Cu + H2O = CuO + H2 = =>
Cu + H2O = CuO + H2
Y + Ni = Y2Ni17 =>
2 Y + 17 Ni = Y2Ni17
PbSO4 + C = PbS + CO2 =>
PbSO4 + 2 C = PbS + 2 CO2
Au(s) + H2SeO4(aq) = Au2(SeO4)3(aq) + H2SeO3(aq) + H2O =>
2 Au(s) + 6 H2SeO4(aq) = Au2(SeO4)3(aq) + 3 H2SeO3(aq) + 3 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
H2Cr2O7 + HCl = Cr2O3 + Cl2 + H2O =>
H2Cr2O7 + 6 HCl = Cr2O3 + 3 Cl2 + 4 H2O
Bi2(SO4)3 + H2O = (BiO)2SO4 + H2SO4 =>
Bi2(SO4)3 + 2 H2O = (BiO)2SO4 + 2 H2SO4
Co + HCl + NaOH = Co(OH)2 + H2 + NaCl =>
Co + 2 HCl + 2 NaOH = Co(OH)2 + H2 + 2 NaCl
H2O + RbOH + Al = Rb[Al(OH)6] + H2 =>
10 H2O + 2 RbOH + 2 Al = 2 Rb[Al(OH)6] + 5 H2
Sn + HOH = SnOH + H =>
Sn + HOH = SnOH + H
NaCl + KBr = NaBr + KCl =>
NaCl + KBr = NaBr + KCl
Pb(NO2)2 + Na2S = PbS + NaNO2 =>
Pb(NO2)2 + Na2S = PbS + 2 NaNO2
SO2 + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
3 SO2 + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O
(NH4)2PtCl6 + NaNO3 = PtO2 + NH4Cl + NaCl + NO2 + O2 =>
(NH4)2PtCl6 + 4 NaNO3 = PtO2 + 2 NH4Cl + 4 NaCl + 4 NO2 + O2
BeO + O2 = BeO2 =>
2 BeO + O2 = 2 BeO2
C5H10O2 = C2H4O2 + C3H6O =>
4 C5H10O2 = C2H4O2 + 6 C3H6O
Cr2O3 + KNO3 = CrO3 + KNO2 =>
Cr2O3 + 3 KNO3 = 2 CrO3 + 3 KNO2
BaCl2 + KClO3 = Ba(ClO)2 + KCl =>
3 BaCl2 + 2 KClO3 = 3 Ba(ClO)2 + 2 KCl
MnSO4 + CaOCl2 + NaOH = Na2MnO4 + CaCl2 + H2O + Na2SO4 =>
MnSO4 + 2 CaOCl2 + 4 NaOH = Na2MnO4 + 2 CaCl2 + 2 H2O + Na2SO4
Li + Ba(NO3)2 = LiNO3 + Ba =>
2 Li + Ba(NO3)2 = 2 LiNO3 + Ba
BaO + N2 = Ba5N2 + O2 =>
10 BaO + 2 N2 = 2 Ba5N2 + 5 O2
idrossidodicalcio + diossidodicarbonio = carbonatodicalcio + acqua =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C7H5N3O6(s) = CO2(g) + N2(g) + H2O(g) + C(s) =>
4 C7H5N3O6(s) = 7 CO2(g) + 6 N2(g) + 10 H2O(g) + 21 C(s)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2(g)F2(g) = HF(g) =>
H2(g)F2(g) = 2 HF(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
idrossidodicalcio + diossidodicarbonio = carbonatodicalcio + acqua =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Mg(s) + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg(s) + Cu(NO3)2 = Mg(NO3)2 + Cu
FeSO4*H2O + H2O = FeSO4*7H2O =>
FeSO4*H2O + 6 H2O = FeSO4*7H2O
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
KOH + NiSO4 = NiOHKSO4 =>
KOH + NiSO4 = NiOHKSO4
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
Cr(NO3)3 + NH3 = Cr(NH3)5(NO3)3 =>
Cr(NO3)3 + 5 NH3 = Cr(NH3)5(NO3)3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Hg + HgCl2 = Hg2Cl2 =>
Hg + HgCl2 = Hg2Cl2
Na4SiO4 + H2O = H4SiO4 + Na2O =>
Na4SiO4 + 2 H2O = H4SiO4 + 2 Na2O
Fe + ZnCI2 = FeCI2 + Zn =>
Fe + ZnCI2 = FeCI2 + Zn
H2SO3 + Cu(OH)2 = Cu(HSO3)2 + H2O =>
2 H2SO3 + Cu(OH)2 = Cu(HSO3)2 + 2 H2O
CH3No2 + Cl2 = CCl3No2 + HCl =>
CH3No2 + 3 Cl2 = CCl3No2 + 3 HCl
C3H8O + NaOH + I2 = C3H6O + NaI + H2O =>
C3H8O + 2 NaOH + I2 = C3H6O + 2 NaI + 2 H2O
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