| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaBr + 4 AgNO3 = 4 Ag + Br + Ca(NO3)4
C2(OOH)2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2(OOH)2 + K2Cr2O7 + 4 H2SO4 = 6 CO2 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cu(NO3)2(aq) + H2O = Cu(OH)2(aq) + HNO3(aq) =>
Cu(NO3)2(aq) + 2 H2O = Cu(OH)2(aq) + 2 HNO3(aq)
Ru2(CO3)3(s) = Ru2O3(s) + CO2(g) =>
Ru2(CO3)3(s) = Ru2O3(s) + 3 CO2(g)
Zn + H25O4 = Zn5O4 + H2 =>
10 Zn + 2 H25O4 = 2 Zn5O4 + 25 H2
Hg(OH2) + Na2S = Hg2S + Na + H2O =>
2 Hg(OH2) + Na2S = Hg2S + 2 Na + 2 H2O
HNO3 + Br2 + H2O = H2BrO2 + N2O =>
2 HNO3 + 2 Br2 + 3 H2O = 4 H2BrO2 + N2O
[Cr(H2O)6]Cl3 + KCl = K3[Cr(OH)6] + HCl =>
[Cr(H2O)6]Cl3 + 3 KCl = K3[Cr(OH)6] + 6 HCl
CuCl2 + Br2 + NaOH = NaCuO2 + NaBr + NaCl + H2O =>
2 CuCl2 + Br2 + 8 NaOH = 2 NaCuO2 + 2 NaBr + 4 NaCl + 4 H2O
H2O + Ca = CaOH + H2 =>
2 H2O + 2 Ca = 2 CaOH + H2
Na2B4O7*10H2O + AgNO = Na3NO + Ag2(B4O7)3 + H2O =>
3 Na2B4O7*10H2O + 2 AgNO = 2 Na3NO + Ag2(B4O7)3 + 30 H2O
CaSiO3 + HCl = CaCl2 + H2SiO3 =>
CaSiO3 + 2 HCl = CaCl2 + H2SiO3
OC2H3 + Cl2 + NaOH = O2CNa + CHCl3 + H2O =>
8 OC2H3 + 21 Cl2 + 2 NaOH = 2 O2CNa + 14 CHCl3 + 6 H2O
Ce2(SO4)3 + KOH + KMnO4 = K2MnO4 + K2SO4 + Ce(OH)4 =>
Ce2(SO4)3 + 8 KOH + 2 KMnO4 = 2 K2MnO4 + 3 K2SO4 + 2 Ce(OH)4
KNO3(t) = KNO2 + O2 =>
2 KNO3(t) = 2 KNO2 + O2
MnO2 + K2S2O8 + KOH = KMnO4 + K2SO4 + H2O =>
2 MnO2 + 3 K2S2O8 + 8 KOH = 2 KMnO4 + 6 K2SO4 + 4 H2O
Ru + NaOCl + NaOH = Na2RuO4 + NaCl + H2O =>
Ru + 3 NaOCl + 2 NaOH = Na2RuO4 + 3 NaCl + H2O
Cu(NO3)2 + H2 = CuH2 + NO3 =>
Cu(NO3)2 + H2 = CuH2 + 2 NO3
NH4ClO4 = H2O + O2 + Cl2 + NO =>
2 NH4ClO4 = 4 H2O + O2 + Cl2 + 2 NO
NaClO3 + H2O = NaClO2 + OH =>
NaClO3 + H2O = NaClO2 + 2 OH
C4H7 + O2 = C4 + H2O =>
4 C4H7 + 7 O2 = 4 C4 + 14 H2O
NO2 + H2O = HN3 + NO3 =>
19 NO2 + H2O = 2 HN3 + 13 NO3
Ba(H2PO4)2 + NaOH = BaHPO4 + Na2HPO4 + H2O =>
Ba(H2PO4)2 + 2 NaOH = BaHPO4 + Na2HPO4 + 2 H2O
C10H18O + NaBH4 = C10H20O + NaBH3 =>
C10H18O + 2 NaBH4 = C10H20O + 2 NaBH3
H2SO4 + HNO3 = HNO3SO3 + H2O =>
H2SO4 + HNO3 = HNO3SO3 + H2O
(VO2)2SO4 + Zn + H2SO4 = VOSO4 + ZnSO4 + H2O =>
(VO2)2SO4 + Zn + 2 H2SO4 = 2 VOSO4 + ZnSO4 + 2 H2O
Fe + LiOH = Fe(OH)3 + Li =>
Fe + 3 LiOH = Fe(OH)3 + 3 Li
Ho + HCl = HoCl3 + H2 =>
2 Ho + 6 HCl = 2 HoCl3 + 3 H2
KClO3 + P4 + H2SO4 + H2O = H3PO4 + K2SO4 + Cl2 =>
4 KClO3 + P4 + 2 H2SO4 + 4 H2O = 4 H3PO4 + 2 K2SO4 + 2 Cl2
KNO3(t) = KNO2 + O2 =>
2 KNO3(t) = 2 KNO2 + O2
C9N2H6O2 + O2 = N3 + CO2 + H2O =>
6 C9N2H6O2 + 57 O2 = 4 N3 + 54 CO2 + 18 H2O
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
H + N2O2 = H2O + N =>
4 H + N2O2 = 2 H2O + 2 N
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CuSO4 + Ca(NO3)2 = Cu(NO3)2 + CaSO4 =>
CuSO4 + Ca(NO3)2 = Cu(NO3)2 + CaSO4
Nb + H2O = Nb(OH)3 + H2 =>
2 Nb + 6 H2O = 2 Nb(OH)3 + 3 H2
NaNO3 + AgNo3 = NaNo3 + AgNO3 =>
NaNO3 + AgNo3 = NaNo3 + AgNO3
H2SiF6 + NaOH = NaF + SiO2 + H2O =>
H2SiF6 + 6 NaOH = 6 NaF + SiO2 + 4 H2O
Pb(NO3)NaCl = PbClNaNO3 =>
Pb(NO3)NaCl = PbClNaNO3
AlCl3(aq) + Na2SO4(aq) = Al2(SO4)3(s) + NaCl(aq) =>
2 AlCl3(aq) + 3 Na2SO4(aq) = Al2(SO4)3(s) + 6 NaCl(aq)
Ca(ClO)2 + Na2S2O3 + NaOH = CaCl2 + Na2SO3 + H2O =>
Ca(ClO)2 + Na2S2O3 + 2 NaOH = CaCl2 + 2 Na2SO3 + H2O
KHCO3 = K2CO3 + CO2*H2O =>
2 KHCO3 = K2CO3 + CO2*H2O
NaNO2 + KMnO4 + H2SO4 = NO2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 10 NO2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
CuO + CH3COOH = Cu(OOCCH3)2 + H2O =>
CuO + 2 CH3COOH = Cu(OOCCH3)2 + H2O
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
C6H5NH2 + H2O2 = CO2 + H2O + NH4 =>
2 C6H5NH2 + 27 H2O2 = 12 CO2 + 30 H2O + 2 NH4
Na3VO4 + H{+} + Na2SO3 = VO{2+} + SO4{2-} + H2O + Na{+} =>
2 Na3VO4 + 10 H{+} + Na2SO3 = 2 VO{2+} + SO4{2-} + 5 H2O + 8 Na{+}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
I2 + H2O = IH + IO =>
3 I2 + 2 H2O = 4 IH + 2 IO
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Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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