| Équations équilibrées la veille |
2 K + 4 Cr + 7 O2 = 2 KCr2O7
FeS2 + O2 = Fe2O2O3 + SO2 =>
4 FeS2 + 13 O2 = 2 Fe2O2O3 + 8 SO2
CaO + SO2 = Ca2(SO3)2 =>
2 CaO + 2 SO2 = Ca2(SO3)2
BaCl + KCO3{-2} = BaCO3{-2} + KCl =>
BaCl + KCO3{-2} = BaCO3{-2} + KCl
NaVO3 + H2O2 + H2SO4 = H3(VO2(O2)2) + H2O + Na2SO4 =>
2 NaVO3 + 4 H2O2 + H2SO4 = 2 H3(VO2(O2)2) + 2 H2O + Na2SO4
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
U{4+} + H2O = UO2{2+} + H{+} + e =>
U{4+} + 2 H2O = UO2{2+} + 4 H{+} + 2e
Rb + S2 = S2Rb =>
Rb + S2 = S2Rb
Ca(OH)2 + H3 = H2O + Ca =>
3 Ca(OH)2 + 2 H3 = 6 H2O + 3 Ca
Al2H6 + H2O = H3AlO3 + H2 =>
Al2H6 + 6 H2O = 2 H3AlO3 + 6 H2
K + Fe + SO4 + H2O = KFe(SO4)2*4H2O =>
K + Fe + 2 SO4 + 4 H2O = KFe(SO4)2*4H2O
FeCl = ClFe =>
FeCl = ClFe
BeSO4 + NH4Cl = BeCl2 + (NH4)2SO4 =>
BeSO4 + 2 NH4Cl = BeCl2 + (NH4)2SO4
Al + CaO + H2O = Al2O3 + CaH2 =>
4 Al + 3 CaO + 3 H2O = 2 Al2O3 + 3 CaH2
Fe + N = Fe2N3 =>
2 Fe + 3 N = Fe2N3
HNO3 + Na(OH) = NaNO3 + H2O =>
HNO3 + Na(OH) = NaNO3 + H2O
CH2CHCH2OH(l) + O2(g) = CO2(g) + H2O(g) =>
CH2CHCH2OH(l) + 4 O2(g) = 3 CO2(g) + 3 H2O(g)
CaO + P4 = Ca3P2 + P4O10 =>
30 CaO + 8 P4 = 10 Ca3P2 + 3 P4O10
C7H5(NO2)3(s) = C(s) + CO(g) + N2(g) + H2O(g) =>
2 C7H5(NO2)3(s) = 7 C(s) + 7 CO(g) + 3 N2(g) + 5 H2O(g)
HI(aq) + Pb(C2H3O2)2(aq) = HC2H3O2(l) + PbI2(s) =>
2 HI(aq) + Pb(C2H3O2)2(aq) = 2 HC2H3O2(l) + PbI2(s)
HNO3 + (NH4)2O = NH4NO3 + H2O =>
2 HNO3 + (NH4)2O = 2 NH4NO3 + H2O
Ni + FeSO4 = NiSO4 + Fe =>
Ni + FeSO4 = NiSO4 + Fe
P2O5 + Ba3(PO4)2 + H2O = BaHPO4 =>
P2O5 + 2 Ba3(PO4)2 + 3 H2O = 6 BaHPO4
K4[Fe(CN)6] + Zn(NO3)2 = K2Zn[Fe(CN)6] + KNO3 =>
K4[Fe(CN)6] + Zn(NO3)2 = K2Zn[Fe(CN)6] + 2 KNO3
Cu + XeF4 = Xe + CuF2 =>
2 Cu + XeF4 = Xe + 2 CuF2
Cu(OH)2CuCO3(s) = CuO(s) + CO2(g) + H2O(g) =>
Cu(OH)2CuCO3(s) = 2 CuO(s) + CO2(g) + H2O(g)
KOH(aq) + H2Cr2O7(aq) = H2O(l) + K2Cr2O7(aq) =>
2 KOH(aq) + H2Cr2O7(aq) = 2 H2O(l) + K2Cr2O7(aq)
SO2 + H2O + CUSO4 = CU + H2SO4 =>
SO2 + 2 H2O + CUSO4 = CU + 2 H2SO4
K2CO3 + CaCe2 = CaCO3 + KCe =>
K2CO3 + CaCe2 = CaCO3 + 2 KCe
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
CrO + H2O = Cr2O3 + H2 =>
2 CrO + H2O = Cr2O3 + H2
Si2H3 + O2 = Si + H2O =>
4 Si2H3 + 3 O2 = 8 Si + 6 H2O
FeBr2 + H2O = FeOHBr + HBr =>
FeBr2 + H2O = FeOHBr + HBr
Fe3O4 + C = FeO + CO2 =>
2 Fe3O4 + C = 6 FeO + CO2
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + KNO3 =>
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + 2 KNO3
K2O + HIO4 = KIO4 + H2O =>
K2O + 2 HIO4 = 2 KIO4 + H2O
SSbS3 + O2 = Sb2O4 + SO2 =>
2 SSbS3 + 10 O2 = Sb2O4 + 8 SO2
CoCl2(aq) + Na3PO4(aq) = Co3(PO4)2 + NaCl =>
3 CoCl2(aq) + 2 Na3PO4(aq) = Co3(PO4)2 + 6 NaCl
U{4+} + H2O = UO2{2+} + H{+} + e =>
U{4+} + 2 H2O = UO2{2+} + 4 H{+} + 2e
MnO4{-} + S2O6{2-} + H2O = Mn{2+} + SO4{2-} + H{+} =>
2 MnO4{-} + 5 S2O6{2-} + 2 H2O = 2 Mn{2+} + 10 SO4{2-} + 4 H{+}
BCl3 + H2S = B2S3 + HCl =>
2 BCl3 + 3 H2S = B2S3 + 6 HCl
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
NaBrO2 = NaBr + O2 =>
NaBrO2 = NaBr + O2
N2H4O3 + CH3(OCH2CH2)47OH = CO2 + H2O + N2 =>
238 N2H4O3 + CH3(OCH2CH2)47OH = 95 CO2 + 572 H2O + 238 N2
Al2(CO3)3 + Na(NO3) = Al(NO3)3 + Na2CO3 =>
Al2(CO3)3 + 6 Na(NO3) = 2 Al(NO3)3 + 3 Na2CO3
Sr + N + O = Sr(NO3)2 =>
Sr + 2 N + 6 O = Sr(NO3)2
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Équations équilibrées sur10/29/24
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