| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn + O2 = 2 Zn2{+} + 2 O{-}2
C3H5O9N4 = O2 + N2 + CO2 + H2O =>
4 C3H5O9N4 = O2 + 8 N2 + 12 CO2 + 10 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
CH2ClCOOH + H2O = H3O + CHClCOOH =>
CH2ClCOOH + H2O = H3O + CHClCOOH
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
MnCI2 + XeF2 + H2SO4 = HMnO4 + XeCI2 + F2 + H2O + SO2 =>
2 MnCI2 + 2 XeF2 + 7 H2SO4 = 2 HMnO4 + 2 XeCI2 + 2 F2 + 6 H2O + 7 SO2
Mg + NO2 = Mg3N2 + O2 =>
3 Mg + 2 NO2 = Mg3N2 + 2 O2
Sn + HCl = SnCl4 + H =>
Sn + 4 HCl = SnCl4 + 4 H
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
NH3 + CH4 + O2 = C7H12NO + H2O =>
4 NH3 + 28 CH4 + 21 O2 = 4 C7H12NO + 38 H2O
Fe + Au2(SO4)3 = Fe2(SO4)3 + Au =>
2 Fe + Au2(SO4)3 = Fe2(SO4)3 + 2 Au
ZnCl2(aq) + K2CO3(aq) = ZnCO3 + KCl(aq) =>
ZnCl2(aq) + K2CO3(aq) = ZnCO3 + 2 KCl(aq)
K2HPO4 + HCl{-} = KH2PO4 + KCl{-} =>
K2HPO4 + HCl{-} = KH2PO4 + KCl{-}
K2Cr2O7 + NH3 = Cr2O3 + KNO3 + KOH + H2O =>
4 K2Cr2O7 + 3 NH3 = 4 Cr2O3 + 3 KNO3 + 5 KOH + 2 H2O
Ca2SiO3 + HCl = CaCl2 + H2SiO3 + H2 =>
Ca2SiO3 + 4 HCl = 2 CaCl2 + H2SiO3 + H2
N + H2 = NH =>
2 N + H2 = 2 NH
Ca3P2 + H2SO4 = CaSO4 + H2S + H3PO4 =>
Ca3P2 + 5 H2SO4 = 3 CaSO4 + 2 H2S + 2 H3PO4
Ca(No3)2 + KCl = CaCl2 + KNo3 =>
Ca(No3)2 + 2 KCl = CaCl2 + 2 KNo3
H2MnO3 + KOH = K2MnO3 + H2O =>
H2MnO3 + 2 KOH = K2MnO3 + 2 H2O
Mg(OH)2 + H2O = MgH2 + OH =>
Mg(OH)2 + 2 H2O = MgH2 + 4 OH
Fe(NO3)3 + H2O = Fe(OH)3 + H2 + NO3 =>
2 Fe(NO3)3 + 6 H2O = 2 Fe(OH)3 + 3 H2 + 6 NO3
O = O1000000000000000000000000000000000000000000000000000 =>
9223372036854775807 O = O1000000000000000000000000000000000000000000000000000
SO2 + MnO4{-} + H{+} = Mn{2+} + SO3 + H2O =>
5 SO2 + 2 MnO4{-} + 6 H{+} = 2 Mn{2+} + 5 SO3 + 3 H2O
HNO3(aq) + KOH(aq) = H2O(l) + KNO3 =>
HNO3(aq) + KOH(aq) = H2O(l) + KNO3
Pb(C3H2O2)2 + NH4Cl = PbCl2 + NH4(C3H2O2) =>
Pb(C3H2O2)2 + 2 NH4Cl = PbCl2 + 2 NH4(C3H2O2)
C7H8O + NaOH = C7H6O + H2O + Na =>
C7H8O + 2 NaOH = C7H6O + 2 H2O + 2 Na
(NH4)2SO4 + Cu(NO3)2 = (NH4)2(NO3)2 + CuSO4 =>
(NH4)2SO4 + Cu(NO3)2 = (NH4)2(NO3)2 + CuSO4
Cu + Al2O3 = Al + CuO =>
3 Cu + Al2O3 = 2 Al + 3 CuO
C + O{2-} = CO{2-}3 =>
C + O{2-} = CO{2-}3
HNO3(aq) + KOH(aq) = H2O(l) + KNO3 =>
HNO3(aq) + KOH(aq) = H2O(l) + KNO3
HBr + Mn2(CO3)3 = H2O + CO2 + MnBr3 =>
6 HBr + Mn2(CO3)3 = 3 H2O + 3 CO2 + 2 MnBr3
Pb + PbO2 + H2O4S = PbSO4 + H2O =>
Pb + PbO2 + 2 H2O4S = 2 PbSO4 + 2 H2O
C2H5OH = H2O + CH2CH2 =>
C2H5OH = H2O + CH2CH2
NaOH + CuSO4 = NaO5CuHS =>
NaOH + CuSO4 = NaO5CuHS
CuSO4 + C6H8O6 = Cu + SC6H8O10 =>
CuSO4 + C6H8O6 = Cu + SC6H8O10
C4H2O4 + Fe = C4H2FeO4 =>
C4H2O4 + Fe = C4H2FeO4
Sn + HNO3 = Sn(NO3)2 + NO + H2O =>
3 Sn + 8 HNO3 = 3 Sn(NO3)2 + 2 NO + 4 H2O
H2O + H2SO3 + NH3 = NH4 + H2SO4 =>
H2O + H2SO3 + 2 NH3 = 2 NH4 + H2SO4
(MgOH)2CO3 + (NH4)2CO3 + H2O = Mg(HCO3)2 + NH4OH =>
(MgOH)2CO3 + 3(NH4)2CO3 + 4 H2O = 2 Mg(HCO3)2 + 6 NH4OH
C2H6O + PCl5 = C2H4Cl2 + PCl3 + H2O =>
C2H6O + PCl5 = C2H4Cl2 + PCl3 + H2O
FeCl3*6H2O + BaCl2*2H2O + NaOH = BaFe2O4 + NaCl + H2O =>
2 FeCl3*6H2O + BaCl2*2H2O + 8 NaOH = BaFe2O4 + 8 NaCl + 18 H2O
C3H6(OH)2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + COOHCH2COOH + H2O =>
5 C3H6(OH)2 + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 COOHCH2COOH + 22 H2O
NaB4O7 + NaOH + H2O2 = NaBO3 + H2O =>
2 NaB4O7 + 6 NaOH + 7 H2O2 = 8 NaBO3 + 10 H2O
C3H4 + O2 = C3 + H4O2 =>
C3H4 + O2 = C3 + H4O2
HCrO4 + H2O = CrO4 + H3O =>
HCrO4 + H2O = CrO4 + H3O
NaCl + K2Cr2O7 + H{+} = Cr{+3} + Cl2 + H2O + K{+} + Na{+} =>
6 NaCl + K2Cr2O7 + 14 H{+} = 2 Cr{+3} + 3 Cl2 + 7 H2O + 2 K{+} + 6 Na{+}
AgNO3(l) + K2CrO4(l) = Ag2CrO4 + KNO3 =>
2 AgNO3(l) + K2CrO4(l) = Ag2CrO4 + 2 KNO3
CH2O + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 CH2O + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 5 CO2 + 11 H2O
NH3 + BaSO4 = BaNH3 + SO4 =>
NH3 + BaSO4 = BaNH3 + SO4
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Équations équilibrées sur12/14/24
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