| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3(s) + 2 HCl(g) = CaCl2(s) + CO2(g) + H2O
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
[Cd(NH3)4]{2+} + CN{-} = [Cd(CN)4]{2-} + NH3 =>
[Cd(NH3)4]{2+} + 4 CN{-} = [Cd(CN)4]{2-} + 4 NH3
NO2 + Ba(OH)2 = Ba(NO3)2 + H2 =>
2 NO2 + Ba(OH)2 = Ba(NO3)2 + H2
Al[BH4] + H2O = Al(OH)3 + B(OH)3 + H2 =>
Al[BH4] + 6 H2O = Al(OH)3 + B(OH)3 + 5 H2
Sr + N2 = SrN2 =>
Sr + N2 = SrN2
Zn + HCl = Zn(HCl)3 =>
Zn + 3 HCl = Zn(HCl)3
P3O10{4-} + H2O = P2O7{3-} + HPO4{2-} + H{+} =>
P3O10{4-} + H2O = P2O7{3-} + HPO4{2-} + H{+}
Cu(s) + H2SO4(l) = CuSO4 + SO2 + H2O =>
Cu(s) + 2 H2SO4(l) = CuSO4 + SO2 + 2 H2O
C6H12N2O4S2 + O2 = H2O + NO2 + CO2 + SO2 =>
C6H12N2O4S2 + 11 O2 = 6 H2O + 2 NO2 + 6 CO2 + 2 SO2
K2Cr2O7 + HCl = Cr2O3 + Cl2 + KCl + H2O =>
K2Cr2O7 + 8 HCl = Cr2O3 + 3 Cl2 + 2 KCl + 4 H2O
HNO3 + C2H6O + K2Cr2O7 = KNO3 + Cr(NO3)3 + CO2 + H2O =>
16 HNO3 + C2H6O + 2 K2Cr2O7 = 4 KNO3 + 4 Cr(NO3)3 + 2 CO2 + 11 H2O
NaCl + O3 = NaClO4 =>
3 NaCl + 4 O3 = 3 NaClO4
HFe + O2 = HFeO2 =>
HFe + O2 = HFeO2
Na2O + N2 = Na3N + O2 =>
6 Na2O + 2 N2 = 4 Na3N + 3 O2
Cu2S(s) + O2(s) = Cu(s) + SO2(g) =>
Cu2S(s) + O2(s) = 2 Cu(s) + SO2(g)
SnOHNO3 + HCl = H2SnCl4 + HNO3 + H2O =>
SnOHNO3 + 4 HCl = H2SnCl4 + HNO3 + H2O
HCl(aq) + NaHCO3(s) = NaCl(s) + H2O(l) + CO2(g) =>
HCl(aq) + NaHCO3(s) = NaCl(s) + H2O(l) + CO2(g)
Cu(No3)2 + Zn = Cu + ZnNo3 =>
Cu(No3)2 + 2 Zn = Cu + 2 ZnNo3
Br2 + I = IBr3 =>
3 Br2 + 2 I = 2 IBr3
Be + HF = BeF2 + H2 =>
Be + 2 HF = BeF2 + H2
Y2O3 + Al2O3 = YAlO3 =>
Y2O3 + Al2O3 = 2 YAlO3
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
K3N + O2 = K2O + N2O5 =>
2 K3N + 4 O2 = 3 K2O + N2O5
KMnO4{-} + Fe{2+} = Fe(KMnO4)2 =>
2 KMnO4{-} + Fe{2+} = Fe(KMnO4)2
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)2(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaOH(aq) = Ca(OH)2(s) + 2 NaNO3(aq)
WO3 + P4 = WP2O7 + WP =>
14 WO3 + 5 P4 = 6 WP2O7 + 8 WP
XSO3H + NaOH = XONa + Na2SO3 + H2O =>
XSO3H + 3 NaOH = XONa + Na2SO3 + 2 H2O
Na + H3N = NaNH2 + H2 =>
2 Na + 2 H3N = 2 NaNH2 + H2
MgSO4 + Al(OH)3 = Al(SO4)3 + MgOH =>
3 MgSO4 + Al(OH)3 = Al(SO4)3 + 3 MgOH
CuCl + C2H4(NH2)2 = Cu[C2H4(NH2)2] + Cl2 =>
2 CuCl + 2 C2H4(NH2)2 = 2 Cu[C2H4(NH2)2] + Cl2
H2SO3 + Ca(OH)2 = H2Ca + SO4(OH)2 =>
2 H2SO3 + 3 Ca(OH)2 = 3 H2Ca + 2 SO4(OH)2
P4 + S2 = P2S5 =>
P4 + 5 S2 = 2 P2S5
(CH3NH3)Cl + NaOH = CH3NH2 + NaCl + H2O =>
(CH3NH3)Cl + NaOH = CH3NH2 + NaCl + H2O
CU(s) + O2(g) = CUO2(s) =>
CU(s) + O2(g) = CUO2(s)
NH4CI = NH4 + CI =>
NH4CI = NH4 + CI
CaF2 + H2 + SO4 = CaSO4 + HF =>
CaF2 + H2 + SO4 = CaSO4 + 2 HF
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
HNO2 + KI + CH3COOH = NO + I + CH3COOK + H2O =>
HNO2 + KI + CH3COOH = NO + I + CH3COOK + H2O
Mg(MnO4)2 + KOH = Mg(OH)2 + KMnO4 =>
Mg(MnO4)2 + 2 KOH = Mg(OH)2 + 2 KMnO4
H2NO3 + H23S = NO + S + H2O =>
23 H2NO3 + 2 H23S = 23 NO + 2 S + 46 H2O
Hg + HCl = HgCl + H =>
Hg + HCl = HgCl + H
FeS2 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2 =>
2 FeS2 + 4 KMnO4 + 5 H2SO4 = Fe2(SO4)3 + 2 K2SO4 + 4 MnSO4 + 5 H2
CuS + KOH = Cu(OH)2 + K2S =>
CuS + 2 KOH = Cu(OH)2 + K2S
KO2 + H2O + CO2 = KHCO3 + O2 =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
B + B2O3 = B6O =>
16 B + B2O3 = 3 B6O
C2H2 + I2 = C2HI + HI =>
C2H2 + I2 = C2HI + HI
ClO2 + NaOH = NaCl + NaClO4 + H2O =>
8 ClO2 + 8 NaOH = 3 NaCl + 5 NaClO4 + 4 H2O
LiCl + Pb(C2H3O2)2 = Li(C2H3O2) + PbCl2 =>
2 LiCl + Pb(C2H3O2)2 = 2 Li(C2H3O2) + PbCl2
FeCl2 + H2O = Fe3O4 + HCl + H2 =>
3 FeCl2 + 4 H2O = Fe3O4 + 6 HCl + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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