| Équations équilibrées la veille |
2 KIO3 + 10 HI + H2SO4 = 6 I2 + K2SO4 + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ag + Cu = CuAg =>
Ag + Cu = CuAg
OH{-} + Br2 = BrO3 + Br{-} + H2O =>
12 OH{-} + 7 Br2 = 2 BrO3 + 12 Br{-} + 6 H2O
ZnCl + HS = ZnS + HCl =>
ZnCl + HS = ZnS + HCl
Al(OH)3 + NaCl = Al(Cl)3 + NaOH =>
Al(OH)3 + 3 NaCl = Al(Cl)3 + 3 NaOH
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ca(OH)2 + NaNo3 = Ca(No3)2 + NaOH =>
Ca(OH)2 + 2 NaNo3 = Ca(No3)2 + 2 NaOH
C2H6 + CO2 = CH3CH2COCH3 + H2O =>
11 C2H6 + 6 CO2 = 7 CH3CH2COCH3 + 5 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
Ca(OH)2 + NaNo3 = Ca(No3)2 + NaOH =>
Ca(OH)2 + 2 NaNo3 = Ca(No3)2 + 2 NaOH
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
MnO{-4}(aq) + C2O4{2–}(aq) + H{+} = Mn{2+}(aq) + CO2 + H2O =>
MnO{-4}(aq) + 2 C2O4{2–}(aq) + 2 H{+} = Mn{2+}(aq) + 4 CO2 + H2O
CsNO2 + H2O = HNO2 + CsOH =>
CsNO2 + H2O = HNO2 + CsOH
Mn + Sn(No3)2 = Mn(No3)2 + Sn =>
Mn + Sn(No3)2 = Mn(No3)2 + Sn
P4 + H2O + KOH = PH3 + KH2PO4 =>
2 P4 + 9 H2O + 3 KOH = 5 PH3 + 3 KH2PO4
NaHCOO + H2O = OH + NaHCOOH =>
NaHCOO + H2O = OH + NaHCOOH
Cs2O(s) + H2O(l) = CsOH(aq) =>
Cs2O(s) + H2O(l) = 2 CsOH(aq)
FeSO4 + K2Cr2O7 + H2SO4 = KHSO4 + Fe2(SO4)3 + Cr2(SO4)3 + H2O =>
6 FeSO4 + K2Cr2O7 + 8 H2SO4 = 2 KHSO4 + 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
TiH165 + KClO4 = TiO2 + KCl + H2O =>
8 TiH165 + 169 KClO4 = 8 TiO2 + 169 KCl + 660 H2O
CaCl2 = Ca + Cl =>
CaCl2 = Ca + 2 Cl
SiO + NaOH = Si(OH)2 + Na2O =>
SiO + 2 NaOH = Si(OH)2 + Na2O
C2O2(OH)2 + NaOH = Na2C2O4 + H2O =>
C2O2(OH)2 + 2 NaOH = Na2C2O4 + 2 H2O
Na2S + O2 = Na2O + S =>
2 Na2S + O2 = 2 Na2O + 2 S
Fe{+2} + P{-3} = Fe3P2 =>
3 Fe{+2} + 2 P{-3} = Fe3P2
SO3 + NaOH = NaHSO4 =>
SO3 + NaOH = NaHSO4
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
FeCl2 + K3[Fe(CN)6] = FeK[Fe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = FeK[Fe(CN)6] + 2 KCl
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
I + KBr = IBr + K =>
I + KBr = IBr + K
C6H5CHO + KOH = C6H5COOK + C6H5CH2OH =>
2 C6H5CHO + KOH = C6H5COOK + C6H5CH2OH
NH4I + Ag(NO3)2 = (NH4)2Ag + INO3 =>
2 NH4I + Ag(NO3)2 = (NH4)2Ag + 2 INO3
NH4Cl + Na2CO3 = (NH4)2CO3 + NaCl =>
2 NH4Cl + Na2CO3 = (NH4)2CO3 + 2 NaCl
Ca(OH)2 + S(OH)2 = CaS(OH)4 =>
Ca(OH)2 + S(OH)2 = CaS(OH)4
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Fe(OH)2 + H2O2(aq) = Fe(OH)3 =>
2 Fe(OH)2 + H2O2(aq) = 2 Fe(OH)3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
N2 + CaC2 = C + CaNCN =>
N2 + CaC2 = C + CaNCN
CuSO4(H2O) + NaClO = Cu(ClO)2 + H2O + Na2SO4 =>
CuSO4(H2O) + 2 NaClO = Cu(ClO)2 + H2O + Na2SO4
C6H8O7 + Cu(N03)23H20 + Fe(NO3)39H20 = CuFe2O4 + H2O + CO2 + N2 =>
400 C6H8O7 + 18 Cu(N03)23H20 + 36 Fe(NO3)39H20 = 18 CuFe2O4 + 2140 H2O + 2400 CO2 + 1323 N2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeI2 + HNO3 = NO + Fe(NO3)3 + HIO3 + H2O =>
3 FeI2 + 22 HNO3 = 13 NO + 3 Fe(NO3)3 + 6 HIO3 + 8 H2O
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
UO2(NO3)2 + HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2 =>
UO2(NO3)2 + 2 HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2
Cu(NH3)4Cl2 + KCN + H2O = K2Cu(CN)3 + NH3 + (NO) + NH4Cl + KCl =>
5 Cu(NH3)4Cl2 + 15 KCN + H2O = 5 K2Cu(CN)3 + 14 NH3 + (NO) + 5 NH4Cl + 5 KCl
Ni(NO3)2 + Na2S = NiS + NaNO3 =>
Ni(NO3)2 + Na2S = NiS + 2 NaNO3
FeCl3 + H3PO4 = FePO4 + HCl =>
FeCl3 + H3PO4 = FePO4 + 3 HCl
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Équations équilibrées sur12/17/24
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