| Équations équilibrées la veille |
BaSO4 + Cu(OH)2 = CuSO4 + Ba(OH)2
Cl2 + Fe = FeCl3 =>
3 Cl2 + 2 Fe = 2 FeCl3
CH3COCl + NaOH = CH3Na + NaCl + O2 =>
CH3COCl + 3 NaOH = 2 CH3Na + NaCl + 2 O2
NO2XC2H5 + KMnO4 + H2SO4 = HOXCOOH + K2SO4 + MnSO4 + CO2 + H2O + NO2 =>
10 NO2XC2H5 + 26 KMnO4 + 39 H2SO4 = 10 HOXCOOH + 13 K2SO4 + 26 MnSO4 + 10 CO2 + 54 H2O + 10 NO2
KCl + Na2S + H2O = KOH + NaCl + H2S =>
2 KCl + Na2S + 2 H2O = 2 KOH + 2 NaCl + H2S
Si + HCl = HSiCl3 + H2 =>
Si + 3 HCl = HSiCl3 + H2
ZnNO3 + KSO4 = ZnSO4 + KNO3 =>
ZnNO3 + KSO4 = ZnSO4 + KNO3
Zn + HNO3 = N2O + ZnNO4 + H2O =>
8 Zn + 14 HNO3 = 3 N2O + 8 ZnNO4 + 7 H2O
Ba(No3)2 + Na2SO4 = BaSO4 + NaNo3 =>
Ba(No3)2 + Na2SO4 = BaSO4 + 2 NaNo3
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Ca(C2H3O2)2 + NaOH = CaOH + Na(C2H3O2)2 =>
Ca(C2H3O2)2 + NaOH = CaOH + Na(C2H3O2)2
Al4C3(s) + F2(g) = AlF3(s) + CF2(g) =>
Al4C3(s) + 9 F2(g) = 4 AlF3(s) + 3 CF2(g)
Sn(OH)2 + NaOH = Na2[SnO2] + H2O =>
Sn(OH)2 + 2 NaOH = Na2[SnO2] + 2 H2O
C6H10 + O2(g) = CO2(g) + H2O(g) =>
2 C6H10 + 17 O2(g) = 12 CO2(g) + 10 H2O(g)
C210H8 + O2 = CO2 + H2O =>
C210H8 + 212 O2 = 210 CO2 + 4 H2O
Li2CrO4 + FeCl3 = LiCl + Fe2(CrO4)3 =>
3 Li2CrO4 + 2 FeCl3 = 6 LiCl + Fe2(CrO4)3
Se + OH = SeOH =>
Se + OH = SeOH
KMnO4 + H2SO4 + Br{-} = MnSO4 + Br2 + SO4{2-} + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 Br{-} = 2 MnSO4 + 5 Br2 + 5 SO4{2-} + K2SO4 + 8 H2O
Co + Cl = CoCl3 =>
Co + 3 Cl = CoCl3
NaCl + BaCl2 = NaBa + Cl =>
NaCl + BaCl2 = NaBa + 3 Cl
C16H32O2 + O2 = CO2 + H2O =>
C16H32O2 + 23 O2 = 16 CO2 + 16 H2O
Sn + NaOH = Na + Sn(OH)2 =>
Sn + 2 NaOH = 2 Na + Sn(OH)2
Cu(NO3)2 + K2CrO4 = CuCrO4 + KNO3 =>
Cu(NO3)2 + K2CrO4 = CuCrO4 + 2 KNO3
BaOH2SO4 = BaSO4H2O =>
BaOH2SO4 = BaSO4H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
VO{2+} + H2O2 = VO2{+} + H{+} =>
2 VO{2+} + H2O2 = 2 VO2{+} + 2 H{+}
(NH4)2MoO6 + H2SO4 = H2MoO4 + (NH4)2SO4 + O2 =>
(NH4)2MoO6 + H2SO4 = H2MoO4 + (NH4)2SO4 + O2
MgSiO3 + H2O = Mg3Si4O10(OH)2 + Mg3Si2O5(OH)4 =>
6 MgSiO3 + 3 H2O = Mg3Si4O10(OH)2 + Mg3Si2O5(OH)4
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
Zn(OH)2 + Na2CO3 = ZnCO3 + Na(OH) =>
Zn(OH)2 + Na2CO3 = ZnCO3 + 2 Na(OH)
PO2 + H2O = HPO3 + PO =>
3 PO2 + H2O = 2 HPO3 + PO
K2Cr2O7 + H2SO4 + C2H5OH = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
CaCl2(aq) + (NH4)2C2O4(aq) = CaC2O4(aq) + NH4Cl(aq) =>
CaCl2(aq) + (NH4)2C2O4(aq) = CaC2O4(aq) + 2 NH4Cl(aq)
MnO4*{-} + NH2OH + H*{+} = Mn*2{+} + N2 + H2O =>
MnO4*{-} + 6 NH2OH + 2 H*{+} = Mn*2{+} + 3 N2 + 10 H2O
Na2HAsO4 + KI + HCl = Na2HAsO3 + I2 + H2O + KCl =>
Na2HAsO4 + 2 KI + 2 HCl = Na2HAsO3 + I2 + H2O + 2 KCl
S{2-} + H2O = H2S + O{2-} =>
S{2-} + H2O = H2S + O{2-}
V3 + F3 = VF =>
V3 + F3 = 3 VF
C4H9O6 + O2 = CO2 + H2O =>
4 C4H9O6 + 13 O2 = 16 CO2 + 18 H2O
Ni(NO3)2 + Na2S = NiS + Na2(NO3)2 =>
Ni(NO3)2 + Na2S = NiS + Na2(NO3)2
NH2OH + K2Cr2O7 + H2SO4 = N2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 NH2OH + K2Cr2O7 + 4 H2SO4 = 3 N2 + Cr2(SO4)3 + K2SO4 + 13 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NO + NO2 + H2O = NHO2 =>
NO + NO2 + H2O = 2 NHO2
Cs2O(s) + H2O(l) = CsOH(s) =>
Cs2O(s) + H2O(l) = 2 CsOH(s)
KHCO3KOH = K2CO3H2O =>
KHCO3KOH = K2CO3H2O
CuO + Cl = CuCl2 + O2 =>
2 CuO + 4 Cl = 2 CuCl2 + O2
Sb3 + Cl2 = SbCl3 =>
2 Sb3 + 9 Cl2 = 6 SbCl3
CH3COOH + H2SO4 = CH3SO4 + H2COOH =>
CH3COOH + H2SO4 = CH3SO4 + H2COOH
P + H = P3H =>
3 P + H = P3H
LiMnO4 + NaBr + H2SO4 = MnSO4 + NaSO4 + Li2SO4 + H2O + Br2 =>
4 LiMnO4 + 10 NaBr + 16 H2SO4 = 4 MnSO4 + 10 NaSO4 + 2 Li2SO4 + 16 H2O + 5 Br2
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