| Équations équilibrées la veille |
ZnCrO4 + 2 HNO3 = Zn(NO3)2 + H2CrO4
NaHCO3Ca(OH)2 = Na(OH)H(OH)CaCO3 =>
NaHCO3Ca(OH)2 = Na(OH)H(OH)CaCO3
NH4Br + Ba(NO3)2 = NH4NO3 + BaBr2 =>
2 NH4Br + Ba(NO3)2 = 2 NH4NO3 + BaBr2
NH3 + CoS = (Co(NH3)6)S =>
6 NH3 + CoS = (Co(NH3)6)S
Co{2+} + NH3 + C2O4{2-} = Co(NH3)(C2O4) =>
Co{2+} + NH3 + C2O4{2-} = Co(NH3)(C2O4)
H2O + K = H2 + KO =>
H2O + K = H2 + KO
H3As + KOH = K3As + H2O =>
H3As + 3 KOH = K3As + 3 H2O
NO + KMnO4 + H2SO4 = NO2 + KOH + MnSO4 + H2O =>
5 NO + 2 KMnO4 + 2 H2SO4 = 5 NO2 + 2 KOH + 2 MnSO4 + H2O
CO(NH2)2(s) + O2(g) = CO2(g) + N2(g) + H2O(l) =>
2 CO(NH2)2(s) + 3 O2(g) = 2 CO2(g) + 2 N2(g) + 4 H2O(l)
(NH4)2SO4 + SrCl2 = Sr(SO4) + (NH4)Cl =>
(NH4)2SO4 + SrCl2 = Sr(SO4) + 2(NH4)Cl
LiBr + F2 = Li + FBr =>
2 LiBr + F2 = 2 Li + 2 FBr
CH3OH + HNO2 = CH3NO2 + H2O =>
CH3OH + HNO2 = CH3NO2 + H2O
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
(NH4)(NO3) = O2 + N2 + H2O =>
2(NH4)(NO3) = O2 + 2 N2 + 4 H2O
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
C2H6O + SnCl2(H2O)2 = H2O + SnOH + HCl + CO2 =>
C2H6O + 12 SnCl2(H2O)2 = 9 H2O + 12 SnOH + 24 HCl + 2 CO2
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
Mg3 + N + H2O = Mg(OH)2 + NH3 =>
Mg3 + 2 N + 6 H2O = 3 Mg(OH)2 + 2 NH3
C3H8 + K2Cr2O7 + H2SO4 = CH3CH2CH2OH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H8 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2OH + K2SO4 + Cr2(SO4)3 + 4 H2O
Cr(IO3)3 + Cs2Cr2O7 = Cr2(Cr2O7)3 + CsIO3 =>
2 Cr(IO3)3 + 3 Cs2Cr2O7 = Cr2(Cr2O7)3 + 6 CsIO3
Ca(C6H11O7)2 + H2O = CaOH + (C6H11O7)2 + H =>
Ca(C6H11O7)2 + H2O = CaOH + (C6H11O7)2 + H
BaBr2 + Na2SO4 = BaSO4 + NaBr =>
BaBr2 + Na2SO4 = BaSO4 + 2 NaBr
Sc + HBr = ScBr + H2 =>
2 Sc + 2 HBr = 2 ScBr + H2
Co(H2O)6 + Cl2 = CoCl4 + H4O2 =>
Co(H2O)6 + 2 Cl2 = CoCl4 + 3 H4O2
Ba(CO3)3 + CH3COOH = Ba(CH3COO)2 + CO2 + H2O =>
2 Ba(CO3)3 + 5 CH3COOH = 2 Ba(CH3COO)2 + 8 CO2 + 4 H2O
MoO2 + (NH4)2HPO4 + BaCO3 = BaMo(PO4)2 + CO2 + NH3 + H2O =>
MoO2 + 2(NH4)2HPO4 + BaCO3 = BaMo(PO4)2 + CO2 + 4 NH3 + 3 H2O
S + KNO2 + H2O = H2SO4 + N2 + K2SO2 =>
5 S + 6 KNO2 + 2 H2O = 2 H2SO4 + 3 N2 + 3 K2SO2
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
CaCl2 + Pb(NO3)2 = Ca(NO3)2 + Cl2Pb =>
CaCl2 + Pb(NO3)2 = Ca(NO3)2 + Cl2Pb
C7H5O3 + O2 = H2O + CO2 =>
4 C7H5O3 + 27 O2 = 10 H2O + 28 CO2
Li + HOH = LiOH + H2 =>
2 Li + 2 HOH = 2 LiOH + H2
Fe2S + HNO3 = Fe(NO3)3 + NO + H2O + H2SO4 =>
Fe2S + 10 HNO3 = 2 Fe(NO3)3 + 4 NO + 4 H2O + H2SO4
Al2O3 + CuCl2 = AlCl3 + Cu + O2 =>
2 Al2O3 + 6 CuCl2 = 4 AlCl3 + 6 Cu + 3 O2
H2Cr2O7 + CH3COONa = Na2Cr2O7 + CH3COOH =>
H2Cr2O7 + 2 CH3COONa = Na2Cr2O7 + 2 CH3COOH
HCl + KIO3 + NaBr = H2O + NaIO + KBr + Cl2 =>
4 HCl + KIO3 + NaBr = 2 H2O + NaIO + KBr + 2 Cl2
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
CuCl2 + PbS = CuS + PbCl2 =>
CuCl2 + PbS = CuS + PbCl2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
[(NH4)3PO4] = H3PO4 + NH3 =>
[(NH4)3PO4] = H3PO4 + 3 NH3
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
KBr + (AgNO)3 = (KNO)3 + AgBr =>
3 KBr + (AgNO)3 = (KNO)3 + 3 AgBr
C6H4(CO)2O + C3H8O3 = C10H8O4 + H2O =>
10 C6H4(CO)2O + 10 C3H8O3 = 11 C10H8O4 + 16 H2O
F + H3O = H2O + HF =>
F + H3O = H2O + HF
Pb + F2 = PbF1 =>
2 Pb + F2 = 2 PbF1
P + HNO3 = NO2 + H3PO4 + H2O =>
P + 5 HNO3 = 5 NO2 + H3PO4 + H2O
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Ag(s) + HNO3(ac) = AgNO3(ac) + NO(g) + H2O(l) =>
3 Ag(s) + 4 HNO3(ac) = 3 AgNO3(ac) + NO(g) + 2 H2O(l)
H2SO4 + KOH = K2SO4 + H2O(i) =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O(i)
As2O5 + O2 = As2O7 =>
As2O5 + O2 = As2O7
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Équations équilibrées sur01/08/25
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