| Équations équilibrées la veille |
2 HAuCl4 + 3 Na2SO3 + 3 H2O = 3 Na2SO4 + 8 HCl + 2 Au
K2S + Mg(NO3)2 = MgS + K2(NO3)2 =>
K2S + Mg(NO3)2 = MgS + K2(NO3)2
(C2H5)3N + O2 = H2O + HNO3 + CO2 =>
(C2H5)3N + 11 O2 = 7 H2O + HNO3 + 6 CO2
PBr5 + NaOH = Na2HPO4 + NaBr + H2O =>
PBr5 + 7 NaOH = Na2HPO4 + 5 NaBr + 3 H2O
C(CH3)4 + HNO3 = C(CH2)4(NO3)4 + H2 =>
C(CH3)4 + 4 HNO3 = C(CH2)4(NO3)4 + 4 H2
Ca(CO3) + CO2 + H2O = Ca{2+} + HCO3{-} =>
Ca(CO3) + CO2 + H2O = Ca{2+} + 2 HCO3{-}
CaMg(CO3)2 + NH4NO3 + H2O = Ca(NO3)2 + Mg(OH)2 + NH4HCO3 =>
CaMg(CO3)2 + 2 NH4NO3 + 2 H2O = Ca(NO3)2 + Mg(OH)2 + 2 NH4HCO3
Fe2(SO4)3 + Li = Li2SO4 + Fe =>
Fe2(SO4)3 + 6 Li = 3 Li2SO4 + 2 Fe
KNO2 + KMnO2 + H2SO4 = KNO3 + MnSO4 + K2SO4 + H2O =>
KNO2 + 2 KMnO2 + 3 H2SO4 = KNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
F + Cr3Br = CrF + Br2 =>
6 F + 2 Cr3Br = 6 CrF + Br2
S8(s) + KNO3(s) = O2(g) + N2(g) + K2S(s) =>
S8(s) + 16 KNO3(s) = 24 O2(g) + 8 N2(g) + 8 K2S(s)
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
CuF2 + Ba(OH)2 = BaF2 + Cu(OH)2 =>
CuF2 + Ba(OH)2 = BaF2 + Cu(OH)2
N2O + C2H6O = N2 + H2O + CO2 =>
6 N2O + C2H6O = 6 N2 + 3 H2O + 2 CO2
NH5O + HNO3 = H2O + N2 =>
5 NH5O + 3 HNO3 = 14 H2O + 4 N2
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
Ag + CuSO4 = Cu2 + AgSO4 =>
2 Ag + 2 CuSO4 = Cu2 + 2 AgSO4
K2Te = K + Te =>
K2Te = 2 K + Te
I2 + Ca = I2Ca =>
I2 + Ca = I2Ca
NaMnO4 + Mg3(PO3)2 = Na3PO3 + Mg(MnO4)2 =>
6 NaMnO4 + Mg3(PO3)2 = 2 Na3PO3 + 3 Mg(MnO4)2
KMnO4 + HSO4 + KI = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 16 HSO4 + 26 KI = 2 MnSO4 + 13 I2 + 14 K2SO4 + 8 H2O
(NH4)2SO4 + H2SO4 + NiCO3*Ni(OH)2*4H2O = (NH4)2Ni(SO4)2*6H2O + NiCO3 =>
(NH4)2SO4 + H2SO4 + NiCO3*Ni(OH)2*4H2O = (NH4)2Ni(SO4)2*6H2O + NiCO3
FeS2 + Cl2 = FeCl3 + S2Cl2 =>
2 FeS2 + 5 Cl2 = 2 FeCl3 + 2 S2Cl2
K2CO3*15H2O + CaCl2*2H2O = H2O + CaCO3 + KCl =>
K2CO3*15H2O + CaCl2*2H2O = 17 H2O + CaCO3 + 2 KCl
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
KOH(aq) + H2SO4(aq) = K2SO4(aq) + H2O(l) =>
2 KOH(aq) + H2SO4(aq) = K2SO4(aq) + 2 H2O(l)
C4H10O + H2SO4 = CH3 + SO5 =>
C4H10O + H2SO4 = 4 CH3 + SO5
K2S + KOH = K3SOH =>
K2S + KOH = K3SOH
CuCO3 + HNO3 = CuNO3 + CO3H =>
CuCO3 + HNO3 = CuNO3 + CO3H
NaHSO4 + H2O = Na{+} + H2SO4 + OH{-} =>
NaHSO4 + H2O = Na{+} + H2SO4 + OH{-}
CH3CHO + I2 + KOH = CH3COI + KI + H2O =>
CH3CHO + I2 + KOH = CH3COI + KI + H2O
CeO2 + Nd2O3 + B = CeNd3B24 + B2O2 =>
4 CeO2 + 6 Nd2O3 + 122 B = 4 CeNd3B24 + 13 B2O2
Cr2S3 + BaSO4 = Cr2(SO4)3 + BaS =>
Cr2S3 + 3 BaSO4 = Cr2(SO4)3 + 3 BaS
Mg(HSO4)2 = MgO + SO3 + H2O =>
Mg(HSO4)2 = MgO + 2 SO3 + H2O
H2MnO4 + Al(OH)3 = AlOH(MnO4) + H2O =>
H2MnO4 + Al(OH)3 = AlOH(MnO4) + 2 H2O
Na2S2O3 + KIO3 = Na2S2O4 + I2 + K =>
6 Na2S2O3 + 2 KIO3 = 6 Na2S2O4 + I2 + 2 K
TiCl3 + NaClO4 + HCl = H2O + NaClO3 + TiCl4 =>
2 TiCl3 + NaClO4 + 2 HCl = H2O + NaClO3 + 2 TiCl4
Zn(O2CCH3)2 + CsOH = Zn(OH)2 + CsO2CCH3 =>
Zn(O2CCH3)2 + 2 CsOH = Zn(OH)2 + 2 CsO2CCH3
Sm + H2O = SmO + H2 =>
Sm + H2O = SmO + H2
C6H5CHCH2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + C6H5COOH + H2O =>
7 C6H5CHCH2 + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 4 K2SO4 + 8 C6H5COOH + 16 H2O
Zn + O2 = Zn2(O2)2 =>
2 Zn + 2 O2 = Zn2(O2)2
H2SO3 + H2O + I2 = HI + H2SO4 =>
H2SO3 + H2O + I2 = 2 HI + H2SO4
BaCl2 + F = BaF + Cl2 =>
BaCl2 + F = BaF + Cl2
CoOHNO3 + HNO3 = Co(NO3)2 + HOH =>
CoOHNO3 + HNO3 = Co(NO3)2 + HOH
Co2(CO3)3 + Pb(MnO4)4 = Co(MnO4)3 + Pb(CO3)2 =>
2 Co2(CO3)3 + 3 Pb(MnO4)4 = 4 Co(MnO4)3 + 3 Pb(CO3)2
(COO)2Na2 + Pb(C2H3O2)2 = (COO)2Pb + NaC2H3O2 =>
(COO)2Na2 + Pb(C2H3O2)2 = (COO)2Pb + 2 NaC2H3O2
MgI + H2SO4 + NaNO2 = NO + MgSO4 + Na2SO4 + H2O + I2 =>
2 MgI + 4 H2SO4 + 4 NaNO2 = 4 NO + 2 MgSO4 + 2 Na2SO4 + 4 H2O + I2
Cd + NiO + H2O = Cd(OH)2 + Ni =>
Cd + NiO + H2O = Cd(OH)2 + Ni
KMnO4 + H2SO4 + (COOH)2 = K2S04 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 6 H2SO4 + 18(COOH)2 = K2S04 + 2 MnSO4 + 36 CO2 + 24 H2O
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