Équations équilibrées la veille |
ZnCuSO4 = ZnSO4 + Cu
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C8H8NO3SCl + NaHSO3 + NaOH = C8H8NO3SNa + NaCl + NaSO4 + H2O =>
3 C8H8NO3SCl + 2 NaHSO3 + 6 NaOH = 3 C8H8NO3SNa + 3 NaCl + 2 NaSO4 + 4 H2O
ZnCO2 + O2 = ZnCO4 =>
ZnCO2 + O2 = ZnCO4
C9H10O + NH3 = C9H11N + H2O =>
C9H10O + NH3 = C9H11N + H2O
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
C4H9COOH + NaOH = C4H9COONa + H2O =>
C4H9COOH + NaOH = C4H9COONa + H2O
NaBr + NaNO2 + H2SO4 = Br2 + NO + Na2SO4 + H2O =>
2 NaBr + 2 NaNO2 + 2 H2SO4 = Br2 + 2 NO + 2 Na2SO4 + 2 H2O
C12H22 + O11 = CO2 + H2O =>
11 C12H22 + 35 O11 = 132 CO2 + 121 H2O
HCl + FeCO3 = FeCl + HCO3 =>
HCl + FeCO3 = FeCl + HCO3
Cr + HF = CrF + H =>
Cr + HF = CrF + H
PbO2 + FeSO4 + H2SO4 = PbSO4 + Fe2(SO4)3 + H2O =>
PbO2 + 2 FeSO4 + 2 H2SO4 = PbSO4 + Fe2(SO4)3 + 2 H2O
MnO42{-} + NO2{-} + H3O{+} = Mn2{+} + NO3{-} + H2O =>
4 MnO42{-} + 165 NO2{-} + 6 H3O{+} = 2 Mn2{+} + 165 NO3{-} + 9 H2O
NaBr + AgNO3 = AgNa + BrNO3 =>
NaBr + AgNO3 = AgNa + BrNO3
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
CH3CH2COOH + H = H2O + CH3CH2COH =>
CH3CH2COOH + 2 H = H2O + CH3CH2COH
CH3COOH + FrOH = CH3COOFr + H2O =>
CH3COOH + FrOH = CH3COOFr + H2O
CaH2 + Ta2O5 = CaO + Ta + H2O =>
5 CaH2 + 2 Ta2O5 = 5 CaO + 4 Ta + 5 H2O
HSO4{-} + H{+} = H2SO4 =>
HSO4{-} + H{+} = H2SO4
Ba(OH)2 + Na2SO3 = NaOH + BaSO3 =>
Ba(OH)2 + Na2SO3 = 2 NaOH + BaSO3
N2O3 + CsOH = Cs2O + HNO2 =>
N2O3 + 2 CsOH = Cs2O + 2 HNO2
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
ClO{-} + Cl{-} + H3O{+} = Cl2 + H2O =>
ClO{-} + Cl{-} + 2 H3O{+} = Cl2 + 3 H2O
Al(NO3)3(s) + H2SO4(g) = Al2(SO4)3 + HNO3(s) =>
2 Al(NO3)3(s) + 3 H2SO4(g) = Al2(SO4)3 + 6 HNO3(s)
HgCl2 + Cu(NO3)2 = Hg(NO3)2 + CuCl2 =>
HgCl2 + Cu(NO3)2 = Hg(NO3)2 + CuCl2
Cs2[Sn(OH)6] + HBr = SnBr4 + CsBr + H2O =>
Cs2[Sn(OH)6] + 6 HBr = SnBr4 + 2 CsBr + 6 H2O
C7H6O + KMr2O7 + H2SO4 = C7H6O2 + K2SO4 + MrSO4 + H2O =>
9 C7H6O + 2 KMr2O7 + 5 H2SO4 = 9 C7H6O2 + K2SO4 + 4 MrSO4 + 5 H2O
H2SO4 + Na = H2 + Na2SO4 =>
H2SO4 + 2 Na = H2 + Na2SO4
FeSO4 + Na2S = FeS + Na2SO4 =>
FeSO4 + Na2S = FeS + Na2SO4
NiCl2 + FeS = NiS + FeCl2 =>
NiCl2 + FeS = NiS + FeCl2
CO2(g) + H2O(l) = C6H12O(s) + O2(g) =>
12 CO2(g) + 12 H2O(l) = 2 C6H12O(s) + 17 O2(g)
CdNO3 + (NH4)2S = Cd2S + NH4NO3 =>
2 CdNO3 + (NH4)2S = Cd2S + 2 NH4NO3
Ba + Hg(NO3)2 = Ba(NO3)2 + Hg =>
Ba + Hg(NO3)2 = Ba(NO3)2 + Hg
NaHCO3 + SO2 = Na2SO3 + CO2 + H2O =>
2 NaHCO3 + SO2 = Na2SO3 + 2 CO2 + H2O
NiCl2H2O + NH4OH = Ni(NH3)6Cl2 + H2O =>
NiCl2H2O + 6 NH4OH = Ni(NH3)6Cl2 + 7 H2O
C3H7NO2 + H = C3H7NH2 + H2O =>
C3H7NO2 + 6 H = C3H7NH2 + 2 H2O
Br2 + S2O32{-} + H2O = Br1{-} + SO42{-} + H{+} =>
103 Br2 + 2 S2O32{-} + 104 H2O = 206 Br1{-} + 4 SO42{-} + 208 H{+}
Cr(oh)3 + KClO3 + NaOH = Na2CrO4 + KCl + H2O =>
Cr(oh)3 + 3 KClO3 + 6 NaOH = 3 Na2CrO4 + 3 KCl + 3 H2O
NaClO + MgCl2 = NaCl + Mg(ClO)2 =>
2 NaClO + MgCl2 = 2 NaCl + Mg(ClO)2
CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + KCl =>
2 CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 4 KCl
CH3COOH + FrOH = CH3COOFr + H2O =>
CH3COOH + FrOH = CH3COOFr + H2O
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2 =>
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2
C3H6O3 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C3H6O3 + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Fe + Cl{3} + NaOH = Fe(OH){3} + NaCl =>
Fe + Cl{3} + NaOH = Fe(OH){3} + NaCl
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l) =>
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l)
NaCl(aq) + CaSO4(aq) = Na2SO4 + CaCl2 =>
2 NaCl(aq) + CaSO4(aq) = Na2SO4 + CaCl2
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2 =>
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2
C17H31COOHH2 = C17H33COOH =>
C17H31COOHH2 = C17H33COOH
(NH4)2CrO4 + BaCl2 = BaCrO4 + NH4Cl =>
(NH4)2CrO4 + BaCl2 = BaCrO4 + 2 NH4Cl
CaOCl2 + Na2S + H2O = CaS + S + NaOH + NaCl =>
CaOCl2 + 2 Na2S + H2O = CaS + S + 2 NaOH + 2 NaCl
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