| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaAt + Cl = NaCl + At
KCl + H2O + AgNO3 = AgCl + HNO3 + KOH =>
KCl + H2O + AgNO3 = AgCl + HNO3 + KOH
H2SO4 + Ca(NO2)2 = HNO2 + CaSO4 =>
H2SO4 + Ca(NO2)2 = 2 HNO2 + CaSO4
(NH4)6Mo7O24*4H2O + NiSO4*6H2O + (NH4)2S2O8 + H2O = (NH4)6[NiMo9O32]*30H2O + (NH4)2SO4 + H2SO4 =>
9(NH4)6Mo7O24*4H2O + 7 NiSO4*6H2O + 7(NH4)2S2O8 + 140 H2O = 7(NH4)6[NiMo9O32]*30H2O + 13(NH4)2SO4 + 8 H2SO4
H3AsO4 + Sn{2+} + H{+} = HAsO2 + Sn{4+} + H2O =>
H3AsO4 + Sn{2+} + 2 H{+} = HAsO2 + Sn{4+} + 2 H2O
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
FeCl2 + Na2PO4 = Fe2(PO4)2 + NaCl =>
2 FeCl2 + 2 Na2PO4 = Fe2(PO4)2 + 4 NaCl
K2SeO3 + KI + HCl = KCl + Se + I2 + H2O =>
K2SeO3 + 4 KI + 6 HCl = 6 KCl + Se + 2 I2 + 3 H2O
Pentane + oxygen = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CH3COOH + KMnO4 = K2CO3 + CO2 + MnO2 + H2O =>
3 CH3COOH + 8 KMnO4 = 4 K2CO3 + 2 CO2 + 8 MnO2 + 6 H2O
(NH4)2SO4 + NaI = NH4I + Na2SO4 =>
(NH4)2SO4 + 2 NaI = 2 NH4I + Na2SO4
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CO(NH2)2(aq) + O2(aq) = CO2(aq) + HNO3(aq) + H2O(l) =>
CO(NH2)2(aq) + 4 O2(aq) = CO2(aq) + 2 HNO3(aq) + H2O(l)
CO + Fe = Fe(CO) =>
CO + Fe = Fe(CO)
MoO3 + XeF2 = MoF6 + Xe + O2 =>
2 MoO3 + 6 XeF2 = 2 MoF6 + 6 Xe + 3 O2
C6H5COOH + HNO3 = C6H5COONO2 + H2O =>
C6H5COOH + HNO3 = C6H5COONO2 + H2O
HNO3 + Sb(OH)3 = Sb(NO3)3 + H2O =>
3 HNO3 + Sb(OH)3 = Sb(NO3)3 + 3 H2O
Al + OH{3} + H2O = Al(OH)4{3} + H2 =>
2 Al + 2 OH{3} + 6 H2O = 2 Al(OH)4{3} + 3 H2
C2 + F2 = CF4 =>
C2 + 4 F2 = 2 CF4
Cr2O3(s) + C(s) + Cl2(g) = CrCl3(s) + CO(g) =>
Cr2O3(s) + 3 C(s) + 3 Cl2(g) = 2 CrCl3(s) + 3 CO(g)
Ca(NO3)2 + Na(OH) = Na(NO3) + Ca(OH)2 =>
Ca(NO3)2 + 2 Na(OH) = 2 Na(NO3) + Ca(OH)2
Fe(OH)3 + KClO + KOH = K2FeO4 + KCl + H2O =>
2 Fe(OH)3 + 3 KClO + 4 KOH = 2 K2FeO4 + 3 KCl + 5 H2O
C(s) + H2 = CH4(g) =>
C(s) + 2 H2 = CH4(g)
Co(s) + S(s) = CoS(s) =>
Co(s) + S(s) = CoS(s)
K + Ca3N2 = KN + Ca =>
2 K + Ca3N2 = 2 KN + 3 Ca
Mn + NaBrO3 = MnO4 + NaBr =>
3 Mn + 4 NaBrO3 = 3 MnO4 + 4 NaBr
La4[Fe(CN)6]3 + La2(Cr5O16)3 + H2SO4 = La2(SO3)3 + Fe2(SO4)3 + Cr(SO4)3 + La(NO3)3 + C10H8 + H2O =>
10 La4[Fe(CN)6]3 + 171 La2(Cr5O16)3 + 8223 H2SO4 = 161 La2(SO3)3 + 15 Fe2(SO4)3 + 2565 Cr(SO4)3 + 60 La(NO3)3 + 18 C10H8 + 8151 H2O
O3S + H2O = H2SO4 =>
O3S + H2O = H2SO4
KMnO4 + F2 = KF + MnO3F + OF6 =>
KMnO4 + 4 F2 = KF + MnO3F + OF6
Cu + H2S = CuS + H =>
Cu + H2S = CuS + 2 H
(H3PO4) + NaOH = H2O + Na2HPO4 =>
(H3PO4) + 2 NaOH = 2 H2O + Na2HPO4
iron + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co(NO3)2 + NaHCO3 = CoHCO3 + Na(NO3)2 =>
Co(NO3)2 + NaHCO3 = CoHCO3 + Na(NO3)2
Fe(OH)2 + HCl + O2 = FeCl3 + H2O =>
4 Fe(OH)2 + 12 HCl + O2 = 4 FeCl3 + 10 H2O
Mg + CO2 = Mg3CO2 =>
3 Mg + CO2 = Mg3CO2
NaCl(l) + KBr(l) = KCl(ac) + NaBr(ac) =>
NaCl(l) + KBr(l) = KCl(ac) + NaBr(ac)
C + Ta = TaC =>
C + Ta = TaC
CuSO4 + Ag2CO3 = CuCO3 + Ag2SO4 =>
CuSO4 + Ag2CO3 = CuCO3 + Ag2SO4
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
H + Br = HBr =>
H + Br = HBr
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
K2[Zn(OH)4] + H2S = ZnS + KOH + H2O =>
K2[Zn(OH)4] + H2S = ZnS + 2 KOH + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 104 KMnO4 + 263 H2SO4 = 144 KHSO4 + 5 Fe2(SO)3 + 104 MnSO4 + 60 HNO3 + 60 CO2 + 161 H2O
(NH4)2SO4 + Pb = (NH4)4 + PbSO4 =>
2(NH4)2SO4 + 2 Pb = (NH4)4 + 2 PbSO4
Na2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + NaHSO4 + H2O =>
4 Na2Cr2O7 + 3 H2S + 17 H2SO4 = 4 Cr2(SO4)3 + 8 NaHSO4 + 16 H2O
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
CaCo3 + Li = Li2Co3 + Ca =>
CaCo3 + 2 Li = Li2Co3 + Ca
Cr{2\+} + OH{-} = Cr(OH)2 =>
Cr{2\+} + 2 OH{-} = Cr(OH)2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
C7H6O2 + H2 = C7H14 + H2O =>
C7H6O2 + 6 H2 = C7H14 + 2 H2O
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Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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