| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Cr2O3 + 3 CaC2 = 10 Cr + 3 CaO + 6 CO2
FeS2 + Na2O2 + H2SO4 = Na2FeO4 + Na2SO4 + H2O =>
FeS2 + 9 Na2O2 + 6 H2SO4 = Na2FeO4 + 8 Na2SO4 + 6 H2O
Bi(NO3)3 + SnCl2 + NaOH = Na2SnO3 + Bi + NaNO3 + NaCl + H2O =>
2 Bi(NO3)3 + 3 SnCl2 + 18 NaOH = 3 Na2SnO3 + 2 Bi + 6 NaNO3 + 6 NaCl + 9 H2O
(NH4)3PO4 + Mg(NO2)2 = Mg3(PO4)2 + (NH4)NO2 =>
2(NH4)3PO4 + 3 Mg(NO2)2 = Mg3(PO4)2 + 6(NH4)NO2
Fe2O3 + KOH + KBrO3 = K2FeO4 + KBr + H2O =>
Fe2O3 + 4 KOH + KBrO3 = 2 K2FeO4 + KBr + 2 H2O
Be + H2O = H2 + BeOH =>
2 Be + 2 H2O = H2 + 2 BeOH
WO3 + SOCl2 = WOCl4 + SO2 =>
WO3 + 2 SOCl2 = WOCl4 + 2 SO2
Al + Na = AlNa3 =>
Al + 3 Na = AlNa3
Mg + HClO4 = MgClO4 + Cl2O + H2O =>
12 Mg + 14 HClO4 = 12 MgClO4 + Cl2O + 7 H2O
SnCl2 + HCl = H[SnCl3] =>
SnCl2 + HCl = H[SnCl3]
H2NCONH2 + H2O = NH3 + CO2 =>
H2NCONH2 + H2O = 2 NH3 + CO2
MgO + Na2O = Na2MgO2 =>
MgO + Na2O = Na2MgO2
H2PtCl6*5H2O + NaBH4 + NaOH = NaCl + Pt + B(OH)4 + H2O =>
9 H2PtCl6*5H2O + 4 NaBH4 + 50 NaOH = 54 NaCl + 9 Pt + 4 B(OH)4 + 79 H2O
FeBr3 + K2S = Fe2S3 + KBr =>
2 FeBr3 + 3 K2S = Fe2S3 + 6 KBr
ZnS + HCl = ZnCl2 + S + H =>
ZnS + 2 HCl = ZnCl2 + S + 2 H
Mg + Fe2O3 = Fe2Mg + O3 =>
Mg + Fe2O3 = Fe2Mg + O3
Mg(NO3)2 + KCl = MgCl2 + K(NO3) =>
Mg(NO3)2 + 2 KCl = MgCl2 + 2 K(NO3)
C5H5CH2OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
C5H5CH2OH + 3 K2Cr2O7 + 12 H2SO4 = 6 HCOOH + 3 Cr2(SO4)3 + 3 K2SO4 + 10 H2O
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
CO2 + H2O + K2SiO3 = KHCO3 + KHSiO3 =>
CO2 + H2O + K2SiO3 = KHCO3 + KHSiO3
HSO3{-} = H{+} + SO3{2-} =>
HSO3{-} = H{+} + SO3{2-}
Cr(s) + NiCl2(aq) = CrCl3(aq) + Ni(s) =>
2 Cr(s) + 3 NiCl2(aq) = 2 CrCl3(aq) + 3 Ni(s)
CH9O + O2 = H2O + CO2 =>
4 CH9O + 11 O2 = 18 H2O + 4 CO2
CO2 + H2O + K2SiO3 = H2SiO3 + KHCO3 =>
2 CO2 + 2 H2O + K2SiO3 = H2SiO3 + 2 KHCO3
FeO + S = FeOS =>
FeO + S = FeOS
H3C = CH3 =>
H3C = CH3
Ca(BrO)2 = CaBr2 + O2 =>
Ca(BrO)2 = CaBr2 + O2
Cr2O3 + CO = CO2 + Cr =>
Cr2O3 + 3 CO = 3 CO2 + 2 Cr
Li + H2O = Li(OH) + H2 =>
2 Li + 2 H2O = 2 Li(OH) + H2
FeBr3 + K2S = FeS + S + KBr =>
2 FeBr3 + 3 K2S = 2 FeS + S + 6 KBr
PbCl2(aq) + Na2S(aq) = PbS + NaCl =>
PbCl2(aq) + Na2S(aq) = PbS + 2 NaCl
NH4HCO3(aq) + HCl(aq) = NH4Cl(aq) + H2O(l) + CO2(g) =>
NH4HCO3(aq) + HCl(aq) = NH4Cl(aq) + H2O(l) + CO2(g)
B(OH)3 + H2CO3 = B2(CO3)3 + H2O =>
2 B(OH)3 + 3 H2CO3 = B2(CO3)3 + 6 H2O
CuCl2 + H2O + Fe = Fe2O3 + HCl + Cu =>
3 CuCl2 + 3 H2O + 2 Fe = Fe2O3 + 6 HCl + 3 Cu
MnCO3 = MnO + CO2 =>
MnCO3 = MnO + CO2
C17H31COOH3 + O2 = H2O + CO2 =>
2 C17H31COOH3 + 51 O2 = 34 H2O + 36 CO2
NaCl + KCrO = KCl + NaCrO =>
NaCl + KCrO = KCl + NaCrO
NaClO3 + H2SO4 = HClO4 + ClO2 + Na2SO4 + H2O =>
6 NaClO3 + 3 H2SO4 = 2 HClO4 + 4 ClO2 + 3 Na2SO4 + 2 H2O
BaSO4 + CaCO3 = BaCO3 + CaSO4 =>
BaSO4 + CaCO3 = BaCO3 + CaSO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CrO2Cl2 + F2 = CrO2F2 + Cl2 =>
CrO2Cl2 + F2 = CrO2F2 + Cl2
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Co + HNO3 = Co(NO3)2 + NO + H2O =>
3 Co + 8 HNO3 = 3 Co(NO3)2 + 2 NO + 4 H2O
Al2O3 + Mg = Al + Mg2O3 =>
Al2O3 + 2 Mg = 2 Al + Mg2O3
C7H9N + KMnO4 = C6H4NO2K + CO2 + MnO2 + KOH + H2O =>
C7H9N + 4 KMnO4 = C6H4NO2K + CO2 + 4 MnO2 + 3 KOH + H2O
NaBr + O3 + H2SO4 = Br2 + NaHSO4 + H2O =>
6 NaBr + O3 + 6 H2SO4 = 3 Br2 + 6 NaHSO4 + 3 H2O
AgNO3 + ZnI2 = AgI + Zn(NO3)2 =>
2 AgNO3 + ZnI2 = 2 AgI + Zn(NO3)2
KNO3 + NaOH = KNa + HNO3 + O =>
KNO3 + NaOH = KNa + HNO3 + O
CdCl2(aq) + (NH4)2S(aq) = CdS + NH4Cl =>
CdCl2(aq) + (NH4)2S(aq) = CdS + 2 NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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Équations équilibrées sur12/24/23
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