| Équations équilibrées la veille |
H3(PO4) + FeBr3 = Fe(PO4) + 3 HBr
CH3C3H7 = C + H =>
CH3C3H7 = 4 C + 10 H
Co2{+} + H2O2 + H2O = Co(OH)3 + H{+} =>
2 Co2{+} + 5 H2O2 + 2 H2O = 4 Co(OH)3 + 2 H{+}
CaSO3 + H2SO4 = CaSO4 + H2SO3 =>
CaSO3 + H2SO4 = CaSO4 + H2SO3
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3 =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3
Na2CO3 + ZnO = Na2O + ZnCO3 =>
Na2CO3 + ZnO = Na2O + ZnCO3
KCN + Se8 = KSeCN =>
8 KCN + Se8 = 8 KSeCN
CH3COOH + KOH = H2O + K + CO2 =>
CH3COOH + 8 KOH = 6 H2O + 8 K + 2 CO2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
PH3 + S + O2 = PS + H2O =>
4 PH3 + 4 S + 3 O2 = 4 PS + 6 H2O
KMnO4 + FeCl3 + HCl = MnCl2 + FeCl2KCl + Cl2 + H2O =>
KMnO4 + FeCl3 + 8 HCl = MnCl2 + FeCl2KCl + 3 Cl2 + 4 H2O
Pb(NO3)2(aq) + HgC2H3O2(aq) = PbC2H3O2(aq) + Hg(NO3)2(aq) =>
Pb(NO3)2(aq) + HgC2H3O2(aq) = PbC2H3O2(aq) + Hg(NO3)2(aq)
K3PO4 + SrCl2 = Sr3(PO4)2 + KCl =>
2 K3PO4 + 3 SrCl2 = Sr3(PO4)2 + 6 KCl
KBrO3 + KBr + HNO3 = Br2 + KNO3 + H2O =>
KBrO3 + 5 KBr + 6 HNO3 = 3 Br2 + 6 KNO3 + 3 H2O
HCOO{-} + H{+} = HCOOH =>
HCOO{-} + H{+} = HCOOH
Cu + AgNo = Cu(No3)2 + Ag =>
Cu + 6 AgNo = Cu(No3)2 + 6 Ag
C6H12O6 + H2 = C10H22 + H2O =>
5 C6H12O6 + 33 H2 = 3 C10H22 + 30 H2O
AgC2H3O2(aq) + MgCl2(aq) = AgCl + Mg(C2H3O2)2 =>
2 AgC2H3O2(aq) + MgCl2(aq) = 2 AgCl + Mg(C2H3O2)2
PbS2 + O2 = PbO2 + SO2 =>
PbS2 + 3 O2 = PbO2 + 2 SO2
Cu + FeCl3 = Cu(Cl3)2 + Fe =>
Cu + 2 FeCl3 = Cu(Cl3)2 + 2 Fe
Au(MnO4)3 + W2CrO4 = Au2(CrO4)3 + WMnO4 =>
2 Au(MnO4)3 + 3 W2CrO4 = Au2(CrO4)3 + 6 WMnO4
C3H6O3 = C6H12O6 =>
2 C3H6O3 = C6H12O6
P6 + O2 = P6O2 =>
P6 + O2 = P6O2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Fe(NO3)3 + NaOH = Fe(HO)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(HO)3 + 3 NaNO3
N2O + P = N2 + P2O5 =>
5 N2O + 2 P = 5 N2 + P2O5
CH3CHOHCH3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + CH3COCH3 =>
5 CH3CHOHCH3 + 2 KMnO4 + 3 H2SO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 CH3COCH3
NH4F + B(OH)3 = H2O + NH3 + NH4BF4 =>
4 NH4F + B(OH)3 = 3 H2O + 3 NH3 + NH4BF4
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4 =>
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4
Na2S2O3 + H2SO4 = NaHSO3 + S + Na2SO4 =>
2 Na2S2O3 + H2SO4 = 2 NaHSO3 + 2 S + Na2SO4
NaBr + Cl = NaCl + Br =>
NaBr + Cl = NaCl + Br
MgO3C + HCl = ClMgCl + H2O + O2C =>
MgO3C + 2 HCl = ClMgCl + H2O + O2C
K4Fe(CN)6 + Pb(NO3)2 = K4Fe(NO3)6 + Pb(CN)2 =>
K4Fe(CN)6 + 3 Pb(NO3)2 = K4Fe(NO3)6 + 3 Pb(CN)2
NaI + FeCl3 = I2 + NaCl + FeCl2 =>
2 NaI + 2 FeCl3 = I2 + 2 NaCl + 2 FeCl2
CaCl2 + S = CaCl2S =>
CaCl2 + S = CaCl2S
Na2SO3 + H2O = S + Na2SO4 + NaOH =>
3 Na2SO3 + H2O = S + 2 Na2SO4 + 2 NaOH
H2O + P4 + HClO = H3PO4 + Cl{-} + H{+} =>
6 H2O + P4 + 10 HClO = 4 H3PO4 + 10 Cl{-} + 10 H{+}
Br{-}(aq) + OCl{-}(aq) + H{+}(aq) = H2O(l) + Cl{-}(aq) + Br2(l) =>
2 Br{-}(aq) + OCl{-}(aq) + 2 H{+}(aq) = H2O(l) + Cl{-}(aq) + Br2(l)
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O =>
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O
AgSCN + HNO3 + H2O = Ag2SO4 + (NH4)2SO4 + CO2 + NO =>
6 AgSCN + 16 HNO3 + 4 H2O = 3 Ag2SO4 + 3(NH4)2SO4 + 6 CO2 + 16 NO
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Mg + C = Mg4C2 =>
4 Mg + 2 C = Mg4C2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KH2PO4 + Ca(NO3)2 = KNO3 + Ca(H2PO4)2 =>
2 KH2PO4 + Ca(NO3)2 = 2 KNO3 + Ca(H2PO4)2
C + Cu = Cu4C2 =>
2 C + 4 Cu = Cu4C2
PbS2 + O2 = Pb3O3 + SO2 =>
6 PbS2 + 15 O2 = 2 Pb3O3 + 12 SO2
H2O2 + NaClO + H2SO4 = NaHSO4 + HClO2 + H2O =>
H2O2 + NaClO + H2SO4 = NaHSO4 + HClO2 + H2O
CuSO4(aq) + NaOH(aq) = Cu(OH)2(l) + Na2SO4(l) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(l) + Na2SO4(l)
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