| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO4 + Ba = SO4Ba
CaCl2 + (COONH4)2 = Ca(COO)2 + NH4Cl =>
CaCl2 + (COONH4)2 = Ca(COO)2 + 2 NH4Cl
NH3 + CuSO4 = NCu + H3SO4 =>
NH3 + CuSO4 = NCu + H3SO4
WO3(s) + H2(g) = W(s) + H2O(g) =>
WO3(s) + 3 H2(g) = W(s) + 3 H2O(g)
Sb1 + Cl2 = Sb1Cl5 =>
2 Sb1 + 5 Cl2 = 2 Sb1Cl5
NO3 + Al + H2O = NO2 + Al(OH)3 =>
3 NO3 + 2 Al + 3 H2O = 3 NO2 + 2 Al(OH)3
KOH(aq) + MgCl2(aq) = KCl2(aq) + MgOH(s) =>
KOH(aq) + MgCl2(aq) = KCl2(aq) + MgOH(s)
Ca + PO4 = CaP + O2 =>
Ca + PO4 = CaP + 2 O2
Na2CO3(aq) + CaCl2(aq) = Ca(s) + CO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = Ca(s) + CO3(s) + 2 NaCl(aq)
HClO4 + Ni(OH)2 = H2O + Ni(ClO4)2 =>
2 HClO4 + Ni(OH)2 = 2 H2O + Ni(ClO4)2
CHCl3 + O2 = CO2 + H2O + Cl2O7 =>
2 CHCl3 + 13 O2 = 2 CO2 + H2O + 3 Cl2O7
H2SO3 + CaS = H2S + CaSO3 =>
H2SO3 + CaS = H2S + CaSO3
Cr{2+} + Ag{+} = Cr{3+} + Ag =>
Cr{2+} + Ag{+} = Cr{3+} + Ag
BrO3 + H{+} + I{-} = Br{-} + I3{-} + H2O =>
2 BrO3 + 12 H{+} + 21 I{-} = 2 Br{-} + 7 I3{-} + 6 H2O
H + H2O + Ca2Mg2(Si8O22)(OH)2 = Ca + Mg + H4SiO4 =>
14 H + 8 H2O + Ca2Mg2(Si8O22)(OH)2 = 2 Ca + 2 Mg + 8 H4SiO4
CO2 + H2O = O2 + C6H10 =>
12 CO2 + 10 H2O = 17 O2 + 2 C6H10
FeS + H2SO4 = FeSO4(aq) + H2S(g) =>
FeS + H2SO4 = FeSO4(aq) + H2S(g)
CH3NH3ClNaOH = CH3NH3OHNaCl =>
CH3NH3ClNaOH = CH3NH3OHNaCl
K2Cr2O7 + H2SO4 + NaH2PO3 = NaH2PO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaH2PO3 = 3 NaH2PO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
SnCl2 + Fe(ClO4)3 = Sn(ClO2)2 + FeCl3 =>
3 SnCl2 + Fe(ClO4)3 = 3 Sn(ClO2)2 + FeCl3
AgF + NaCl = ClAg + NaF =>
AgF + NaCl = ClAg + NaF
C50H83O37 + O2 = CO2 + H2O =>
4 C50H83O37 + 209 O2 = 200 CO2 + 166 H2O
Na2CO3 + Pb(CH3COOH)2 = NaCH3COOH + PbCO3 =>
Na2CO3 + Pb(CH3COOH)2 = 2 NaCH3COOH + PbCO3
Na2SO3 + AgNO3 = Na(NO3) + Ag2SO3 =>
Na2SO3 + 2 AgNO3 = 2 Na(NO3) + Ag2SO3
KMnO4 + Na2SO3 + NaOH = KNaMnO2 + Na2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 2 NaOH = 2 KNaMnO2 + 5 Na2SO4 + H2O
C3H7COOH + Mg(OH)2 = C3H7COOMg(OH)2 + H2 =>
2 C3H7COOH + 2 Mg(OH)2 = 2 C3H7COOMg(OH)2 + H2
FeSO4 + C2H5NO2 = (C2H5NO2)2FeSO4 =>
FeSO4 + 2 C2H5NO2 = (C2H5NO2)2FeSO4
H2SnF6 + KF = K2SnF6 + HF =>
H2SnF6 + 2 KF = K2SnF6 + 2 HF
MgO + AlO = MgAlO2 =>
MgO + AlO = MgAlO2
CO + CaO3 = CaO + CO2 =>
2 CO + CaO3 = CaO + 2 CO2
CH3C6H4CH3 + KMnO4 + KOH = C6H4(COOK)2 + K2MnO4 + H2O =>
CH3C6H4CH3 + 12 KMnO4 + 14 KOH = C6H4(COOK)2 + 12 K2MnO4 + 10 H2O
Re2O7 + H2O = HReO4 =>
Re2O7 + H2O = 2 HReO4
Li2O + H3Po4 = Li3Po4 + H2O =>
3 Li2O + 2 H3Po4 = 2 Li3Po4 + 3 H2O
H2SO4 + Na = NaH + SO4 =>
H2SO4 + 2 Na = 2 NaH + SO4
Be + AgNO3 = Be(NO3)2 + Ag =>
Be + 2 AgNO3 = Be(NO3)2 + 2 Ag
NaOCl + NaBr = NaOBr + NaCl =>
NaOCl + NaBr = NaOBr + NaCl
CoCl2*6H2O + HCl + C2H4(NH2)2 + H2O2 = [CoCl2(C2H4(NH2)2)2]Cl + H2O =>
2 CoCl2*6H2O + 2 HCl + 4 C2H4(NH2)2 + H2O2 = 2[CoCl2(C2H4(NH2)2)2]Cl + 14 H2O
HClO4KOH = KClO4H2O =>
HClO4KOH = KClO4H2O
BaCO3 + Al = BaO + Al4C + Al2O2 =>
BaCO3 + 6 Al = BaO + Al4C + Al2O2
MnO4{-} + H3AsO3 = MnO2 + HAsO4{2-} + H2O + H{+} =>
2 MnO4{-} + 3 H3AsO3 = 2 MnO2 + 3 HAsO4{2-} + H2O + 4 H{+}
C6H14Br2 = C6H13BrHBr =>
C6H14Br2 = C6H13BrHBr
K2O + Be3N2 = BeO + K3N =>
3 K2O + Be3N2 = 3 BeO + 2 K3N
MnCl2 + KOH = Mn(OH)2 + K2Cl2 =>
MnCl2 + 2 KOH = Mn(OH)2 + K2Cl2
H2O5 + Ca = CaO + H =>
H2O5 + 5 Ca = 5 CaO + 2 H
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s) =>
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s)
FeCl2 + Cr2O7 = Fe{2+} + Cr2O7{2-} + Cl =>
FeCl2 + Cr2O7 = Fe{2+} + Cr2O7{2-} + 2 Cl
KAl(SO4)2 + Na3[Co(NO2)6] = K3[Co(NO2)6] + Al2(SO4)3 + Na2SO4 =>
6 KAl(SO4)2 + 2 Na3[Co(NO2)6] = 2 K3[Co(NO2)6] + 3 Al2(SO4)3 + 3 Na2SO4
HCOOH = H + HCOO =>
HCOOH = H + HCOO
MnCl2 + KMnO4 = KCl + MnO2 + Cl2 =>
2 MnCl2 + 2 KMnO4 = 2 KCl + 4 MnO2 + Cl2
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s) =>
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s)
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Équations équilibrées sur06/14/25
Équations équilibrées sur07/14/24
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