| Équations équilibrées la veille |
2 HCl + Sn = H2 + SnCl2
Fe + SnBr2 = FeBr3 + Sn =>
2 Fe + 3 SnBr2 = 2 FeBr3 + 3 Sn
KClO3 + AgC2H3O2 = AgClO3 + KC2H3O2 =>
KClO3 + AgC2H3O2 = AgClO3 + KC2H3O2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
Fe2(SO4)3 + K3[Fe(CN)6] = Fe3[Fe(CN)6] + K2(SO4)3 =>
3 Fe2(SO4)3 + 2 K3[Fe(CN)6] = 2 Fe3[Fe(CN)6] + 3 K2(SO4)3
CH3COOH + NaOH = CH2COOH + NaCH + H2O =>
5 CH3COOH + 2 NaOH = 4 CH2COOH + 2 NaCH + 4 H2O
KHSO3 + KMnO4 = KHSO4 + MnO2 + K2SO4 + H2O =>
3 KHSO3 + 2 KMnO4 = KHSO4 + 2 MnO2 + 2 K2SO4 + H2O
Mg2S2 = Mg2 + S2 =>
Mg2S2 = Mg2 + S2
NH4Cl + Na2S = (NH4)2S + NaCl =>
2 NH4Cl + Na2S = (NH4)2S + 2 NaCl
ZnCrH3O2 + CsOH = ZnOH + CsCrH3O2 =>
ZnCrH3O2 + CsOH = ZnOH + CsCrH3O2
AI(OH)3 + HCIO4 = H2O + AI(CIO4)3 =>
AI(OH)3 + 3 HCIO4 = 3 H2O + AI(CIO4)3
CaCl2 + Na2SiO3 = CaSiO3 + NaCl =>
CaCl2 + Na2SiO3 = CaSiO3 + 2 NaCl
Cr2O7{2-} + V{3+} + H{+} = Cr{3+} + VO{2+} + H2O =>
Cr2O7{2-} + 6 V{3+} + 2 H{+} = 2 Cr{3+} + 6 VO{2+} + H2O
CaCl2 + Na2SiO3 = CaSiO3 + NaCl =>
CaCl2 + Na2SiO3 = CaSiO3 + 2 NaCl
C4H10S + NaOCl = C8H10S2 + NaCl + H2O =>
2 C4H10S + 5 NaOCl = C8H10S2 + 5 NaCl + 5 H2O
Na + AlPO4 = Al + Na3PO4 =>
3 Na + AlPO4 = Al + Na3PO4
Ba(HCO3)2 + NaHSO4 = BaSO4 + Na2SO4 + H2O + CO2 =>
Ba(HCO3)2 + 2 NaHSO4 = BaSO4 + Na2SO4 + 2 H2O + 2 CO2
Cu(OH)2 + H2SO2 = Cu(SO2) + H2O =>
Cu(OH)2 + H2SO2 = Cu(SO2) + 2 H2O
ClO2 + NaOH + Na2SO3 = Na2SO4 + NaCl + H2O =>
2 ClO2 + 2 NaOH + 5 Na2SO3 = 5 Na2SO4 + 2 NaCl + H2O
NH4 + CH4 = H2 + CN =>
NH4 + CH4 = 4 H2 + CN
NH4 + Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4 + 2 Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
BaO2H2 + HPO3 = BaH4P2O8 =>
BaO2H2 + 2 HPO3 = BaH4P2O8
CdSO4 + Na2S = CdS + Na2SO4 =>
CdSO4 + Na2S = CdS + Na2SO4
Na2CO3 + NaOH = Na2OH + NaCO3 =>
Na2CO3 + NaOH = Na2OH + NaCO3
HC2H3O2 + LiHSO3 = H2SO3 + LiC2H3O2 =>
HC2H3O2 + LiHSO3 = H2SO3 + LiC2H3O2
Fe2O3(s) + H2O(l) = Fe(OH)3(s) =>
Fe2O3(s) + 3 H2O(l) = 2 Fe(OH)3(s)
FeIZn = FeZnI =>
FeIZn = FeZnI
NaNO2 + FeSO4 + H2SO4 = Na2SO4 + Fe(SO4)3 + NO + H2O =>
4 NaNO2 + FeSO4 + 4 H2SO4 = 2 Na2SO4 + Fe(SO4)3 + 4 NO + 4 H2O
CoCO3 + HAcAc + H2O2 = Co(AcAc)3 + CO2 + H2O =>
2 CoCO3 + 6 HAcAc + H2O2 = 2 Co(AcAc)3 + 2 CO2 + 4 H2O
Co(NO3)2*6H2O + Mn(CH3COO)2*4H2O + CO(NH2)2 = MnCo2O4 + CO + N2 + H2O =>
4 Co(NO3)2*6H2O + 2 Mn(CH3COO)2*4H2O + 5 CO(NH2)2 = 2 MnCo2O4 + 13 CO + 9 N2 + 48 H2O
NH3 + O2 = H2O + N2O =>
2 NH3 + 2 O2 = 3 H2O + N2O
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
Na2SnO2 + KMnO4 + H2SO4 = Na2SnO3 + MnSO4 + K2SO4 + H2O =>
5 Na2SnO2 + 2 KMnO4 + 3 H2SO4 = 5 Na2SnO3 + 2 MnSO4 + K2SO4 + 3 H2O
Sm2O3 + HNO3 = Sm2(NO3)3 + H2O + O =>
2 Sm2O3 + 6 HNO3 = 2 Sm2(NO3)3 + 3 H2O + 3 O
Ca2 + Cu(OH)2 = Cu + Ca(OH)2 =>
Ca2 + 2 Cu(OH)2 = 2 Cu + 2 Ca(OH)2
Rb + O2 = Rb3O7 =>
6 Rb + 7 O2 = 2 Rb3O7
Ca(NO3)2 + Na2CO3 + HCl = CaCO3 + NaHNO3 + Cl =>
Ca(NO3)2 + Na2CO3 + 2 HCl = CaCO3 + 2 NaHNO3 + 2 Cl
Mg(CH3COO)2 + Na2CO3 = MgCO3 + NaCH3COO =>
Mg(CH3COO)2 + Na2CO3 = MgCO3 + 2 NaCH3COO
Cl2 + BeBr2 = BeCl2 + Br2 =>
Cl2 + BeBr2 = BeCl2 + Br2
C2H5OH(aq) + I2(s) = CHI3(aq) + H2O(l) + HI(aq) =>
C2H5OH(aq) + 4 I2(s) = 2 CHI3(aq) + H2O(l) + 2 HI(aq)
HNO2 + H2S = NH3 + S + H2O =>
HNO2 + 3 H2S = NH3 + 3 S + 2 H2O
CO2 + H2S = C6H12O6 + S + H2O =>
6 CO2 + 12 H2S = C6H12O6 + 12 S + 6 H2O
Tc + NaOH = TcOH + Na =>
Tc + NaOH = TcOH + Na
CaH2 + H2O = Ca(OH)2 + H4 =>
CaH2 + 2 H2O = Ca(OH)2 + H4
BaCl2(s) + K2CO3(s) = KCl(s) + BaCO3(s) =>
BaCl2(s) + K2CO3(s) = 2 KCl(s) + BaCO3(s)
Sn2O7 = Sn + O =>
Sn2O7 = 2 Sn + 7 O
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
H2SO4 + NaCI = Na + SO4 + HCI =>
H2SO4 + 2 NaCI = 2 Na + SO4 + 2 HCI
(NH4)2CrO4 + H2O = NH4OH + H2CrO4 =>
(NH4)2CrO4 + 2 H2O = 2 NH4OH + H2CrO4
H2SO4 = H{+} + HSO4{-} =>
H2SO4 = H{+} + HSO4{-}
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