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Zn(s) + Cu(NO3)2 = Zn(NO3)2 + Cu
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Na2SO3 + H2S + HCl = S + NaCl + H2O =>
Na2SO3 + 2 H2S + 2 HCl = 3 S + 2 NaCl + 3 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
C4H9OH + CuO = (t)C3H7COOH + Cu + H2O =>
C4H9OH + 2 CuO = (t)C3H7COOH + 2 Cu + H2O
I2{-} + Br2 + H2O = IO3{-} + Br{-} + H{+} =>
2 I2{-} + 11 Br2 + 12 H2O = 4 IO3{-} + 22 Br{-} + 24 H{+}
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
FeCl3*6H2O + NaOH = H2O + NaCl + Fe(OH)3 =>
FeCl3*6H2O + 3 NaOH = 6 H2O + 3 NaCl + Fe(OH)3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Nb2O5 + NiO = NiNb2O6 =>
Nb2O5 + NiO = NiNb2O6
C12H22O11(aq) + H2O(g) = C2H5OH(l) + CO2(g) =>
C12H22O11(aq) + H2O(g) = 4 C2H5OH(l) + 4 CO2(g)
C(O3)2 = C(O2)3 =>
C(O3)2 = C(O2)3
KCl + NaB(C6H5)4 = K(C6H5)4 + NaCl + B =>
KCl + NaB(C6H5)4 = K(C6H5)4 + NaCl + B
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
WCl4 + Rb2SO3 = W(SO3)2 + RbCl =>
WCl4 + 2 Rb2SO3 = W(SO3)2 + 4 RbCl
K + C = K2C2 =>
2 K + 2 C = K2C2
Pb(ClO4)2(aq) + Na2CO3(aq) = PbCO3(s) + NaClO4(aq) =>
Pb(ClO4)2(aq) + Na2CO3(aq) = PbCO3(s) + 2 NaClO4(aq)
H3PO4 + CaCO3 = CO2 + Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 CaCO3 = 3 CO2 + Ca3(PO4)2 + 3 H2O
CH3COONaHCl = NaClC2H4O2 =>
CH3COONaHCl = NaClC2H4O2
MnSO4 + KOH + H2O2 = H2O + K2MnO4 + K2SO4 =>
MnSO4 + 4 KOH + 2 H2O2 = 4 H2O + K2MnO4 + K2SO4
CaO + Mg2P3 = Ca2P3 + MgO =>
2 CaO + Mg2P3 = Ca2P3 + 2 MgO
Ca(OH)2 + NH4NO3 = Ca(NO3)2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4NO3 = Ca(NO3)2 + 2 NH3 + 2 H2O
Fe + HCe = FeCe + H2 =>
2 Fe + 2 HCe = 2 FeCe + H2
Al + K + H2SO4 = KAl(SO4)2 + H2 =>
Al + K + 2 H2SO4 = KAl(SO4)2 + 2 H2
CuN2O6 + NaHCO3 = CuCO3 + H2O + CO2 + NaNO3 =>
CuN2O6 + 2 NaHCO3 = CuCO3 + H2O + CO2 + 2 NaNO3
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Mn(SO4)2 + NaOH = Mn(OH)2 + Na(SO4) =>
Mn(SO4)2 + 2 NaOH = Mn(OH)2 + 2 Na(SO4)
[Cr(OH)4]{-} + Cl2 + O{2-} = CrO4{2-} + Cl{-} + OH{-} =>
2[Cr(OH)4]{-} + 3 Cl2 + 8 O{2-} = 2 CrO4{2-} + 6 Cl{-} + 8 OH{-}
KC2H3O2(aq) + Hg(NO3)2(aq) = KNO3 + Hg(C2H3O2)2 =>
2 KC2H3O2(aq) + Hg(NO3)2(aq) = 2 KNO3 + Hg(C2H3O2)2
Ag(N3)Cu = Cu(N3)Ag =>
Ag(N3)Cu = Cu(N3)Ag
KClO3 + Fe(NO3)2 = KNO3 + Fe(ClO3)2 =>
2 KClO3 + Fe(NO3)2 = 2 KNO3 + Fe(ClO3)2
NH3 + H3O{+} = NH4{+} + H2O =>
NH3 + H3O{+} = NH4{+} + H2O
MgSO4 + NaI = Na2SO4 + MgI2 =>
MgSO4 + 2 NaI = Na2SO4 + MgI2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Rb + P2 = Rb3P =>
6 Rb + P2 = 2 Rb3P
H2PO4 + Al = Al(H2PO4)3 =>
3 H2PO4 + Al = Al(H2PO4)3
KOH + H2SO3 = K2(SO3) + H(OH) =>
2 KOH + H2SO3 = K2(SO3) + 2 H(OH)
HCl + Ag2O = AgCl + H2O =>
2 HCl + Ag2O = 2 AgCl + H2O
Fe(HO)2 + HCl = FeCl2 + H2O =>
Fe(HO)2 + 2 HCl = FeCl2 + 2 H2O
NH4OH + FeCl2 = NH4Cl + Fe(OH)2 =>
2 NH4OH + FeCl2 = 2 NH4Cl + Fe(OH)2
H2CO3 + NaOH = HOH + NaHCO3 =>
H2CO3 + NaOH = HOH + NaHCO3
P4O10(g) + C(s) = P4(g) + CO(g) =>
P4O10(g) + 10 C(s) = P4(g) + 10 CO(g)
I3{-} + S2O3{2-} = I{-} + S4O6{2-} =>
I3{-} + 2 S2O3{2-} = 3 I{-} + S4O6{2-}
CaCO3 + NH4{+} = Ca{2+} + H2CO3 + NH3 =>
CaCO3 + 2 NH4{+} = Ca{2+} + H2CO3 + 2 NH3
Dy(s) + F2(g) = DyF3(s) =>
2 Dy(s) + 3 F2(g) = 2 DyF3(s)
ZnCO3 + H2SO4 = ZnSO4 + H2CO3 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2CO3
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
H2S + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O =>
5 H2S + 8 KMnO4 + 7 H2SO4 = 8 MnSO4 + 4 K2SO4 + 12 H2O
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
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