| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaF + K3N = Na3N + 3 KF
HClO4 + CoS = Co(ClO4)2 + H2SO4 + HCl =>
3 HClO4 + CoS = Co(ClO4)2 + H2SO4 + HCl
(NH4)2Cr2O7 + O2 = CrO3 + N2 + H2O =>
2(NH4)2Cr2O7 + 3 O2 = 4 CrO3 + 2 N2 + 8 H2O
H3PO4 + Ca(OH)2 + Sr(OH)2(H2O)8 = Ca4Sr(PO4)3(OH) + H2O =>
3 H3PO4 + 4 Ca(OH)2 + Sr(OH)2(H2O)8 = Ca4Sr(PO4)3(OH) + 17 H2O
Ca(OH)2 + HCl = CaOHCl + H2O =>
Ca(OH)2 + HCl = CaOHCl + H2O
NS2 = S8 + N2 =>
4 NS2 = S8 + 2 N2
BeCO3 + HCl = CO2 + BeOH + Cl =>
BeCO3 + HCl = CO2 + BeOH + Cl
Na2CO3(s) + HC2H3O2(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 HC2H3O2(aq) = 2 NaC2H3O2(aq) + H2O(l) + CO2(g)
CH3COOH + K2MnO4 = KMnO4 + MnO2 + CH3COOK + H2O =>
4 CH3COOH + 3 K2MnO4 = 2 KMnO4 + MnO2 + 4 CH3COOK + 2 H2O
KJ + Fe2(SO4)3 = J2 + FeSO4 + K2SO4 =>
2 KJ + Fe2(SO4)3 = J2 + 2 FeSO4 + K2SO4
Al2(SO3)3 + BaCl2 = AlCl3 + Ba(SO3) =>
Al2(SO3)3 + 3 BaCl2 = 2 AlCl3 + 3 Ba(SO3)
Mn3N5 = Mn2 + N2 =>
2 Mn3N5 = 3 Mn2 + 5 N2
CO3 + CaSO4 = CaCO3 + SO4 =>
CO3 + CaSO4 = CaCO3 + SO4
KH + H2SO4 = KSO4 + H =>
KH + H2SO4 = KSO4 + 3 H
CrCl2 + Al2(SO4)3 = AlCl3 + Cr(SO4) =>
3 CrCl2 + Al2(SO4)3 = 2 AlCl3 + 3 Cr(SO4)
ZnBr2 + Cu3P = Zn3P2 + CuBr =>
3 ZnBr2 + 2 Cu3P = Zn3P2 + 6 CuBr
FeCO3 + CaCO3 + MgCO3 = Ca2Fe1Mg1(CO3)4 =>
FeCO3 + 2 CaCO3 + MgCO3 = Ca2Fe1Mg1(CO3)4
TiCl4 + ClF3 = TiClF3 + Cl2 =>
TiCl4 + ClF3 = TiClF3 + 2 Cl2
Cl2(g) + NaI = NaCl(s) + I2(s) =>
Cl2(g) + 2 NaI = 2 NaCl(s) + I2(s)
S + HNO3 = SO2 + NO + H2O =>
3 S + 4 HNO3 = 3 SO2 + 4 NO + 2 H2O
XCOOH + C17H35COONa = XCOONa + C17H35COOH =>
XCOOH + C17H35COONa = XCOONa + C17H35COOH
PbO2 = Pb2 + O2 =>
2 PbO2 = Pb2 + 2 O2
H2O2 + Zn = ZnH + O2 =>
H2O2 + 2 Zn = 2 ZnH + O2
ICH2COOH + H2O = ICH2COO + H3O =>
ICH2COOH + H2O = ICH2COO + H3O
NaI + Pb(ii)NO3 = NaNO3 + Pb(ii)I =>
NaI + Pb(ii)NO3 = NaNO3 + Pb(ii)I
H3C6H5O7 + NHCO3 = CO2 + H2O + N3C6HO7 =>
7 H3C6H5O7 + 27 NHCO3 = 15 CO2 + 37 H2O + 9 N3C6HO7
CH3OH + Cr2O7{-} + H{+} = CH2O + Cr{3+} + H2O =>
7 CH3OH + 2 Cr2O7{-} + 14 H{+} = 7 CH2O + 4 Cr{3+} + 14 H2O
HF + HS = F + H2S =>
HF + HS = F + H2S
KOH + AgNO3 = KOAg + HNO3 =>
KOH + AgNO3 = KOAg + HNO3
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
CuCO3 + CaO = CaCO3 + CuO =>
CuCO3 + CaO = CaCO3 + CuO
H2 + O20 = H2O =>
20 H2 + O20 = 20 H2O
Li2CO3 + Zn(NO3)2 = LiNO3 + ZnCO3 =>
Li2CO3 + Zn(NO3)2 = 2 LiNO3 + ZnCO3
Na2CO3 + Cr(OH)3 + NaClO = NaCl + CO2 + Na2CrO4 + H2O =>
2 Na2CO3 + 2 Cr(OH)3 + 3 NaClO = 3 NaCl + 2 CO2 + 2 Na2CrO4 + 3 H2O
H2SO3(s) = H2 + SO3 =>
H2SO3(s) = H2 + SO3
K2Cr2O7 + H2O2 + H2SO4 = K2SO4 + Cr(O4)3 + H2O =>
K2Cr2O7 + 18 H2O2 + H2SO4 = K2SO4 + 2 Cr(O4)3 + 19 H2O
ZnO + CuCl2 = CuO + ZnCl2 =>
ZnO + CuCl2 = CuO + ZnCl2
HCl + LiOH = H2O + LiCl =>
HCl + LiOH = H2O + LiCl
Ni2(SO4)3 + H2O = Ni(OH)3 + H2SO4 =>
Ni2(SO4)3 + 6 H2O = 2 Ni(OH)3 + 3 H2SO4
Hg + AgCl = HgCl + Ag =>
Hg + AgCl = HgCl + Ag
HClO4 + NaOH = NaCl + H3O + O2 =>
6 HClO4 + 6 NaOH = 6 NaCl + 4 H3O + 13 O2
Ba + H2O = Ba2H + O2 =>
8 Ba + 2 H2O = 4 Ba2H + O2
CH3CF3 + O2 = CO + H2O + F2 =>
4 CH3CF3 + 7 O2 = 8 CO + 6 H2O + 6 F2
HCl + Mg(OH)2 + Al(OH)3 = Cl + Mg(OH2)5 + Al =>
5 HCl + Mg(OH)2 + Al(OH)3 = 5 Cl + Mg(OH2)5 + Al
BaCO3 + CH3COOH = Ba(CH3COOH)2 + CO2 + H2O =>
4 BaCO3 + 9 CH3COOH = 4 Ba(CH3COOH)2 + 6 CO2 + 2 H2O
BaS + Fe(NO3)2 = Ba(NO3)2 + FeS =>
BaS + Fe(NO3)2 = Ba(NO3)2 + FeS
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
S + Cl = S2Cl3 =>
2 S + 3 Cl = S2Cl3
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Équations équilibrées sur10/15/24
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