| Équations équilibrées la veille |
5 C6H12O6 + 24 KMnO4 + 36 H2SO4 = 30 CO2 + 24 MnSO4 + 12 K2SO4 + 66 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
HNCO + NO2 = N2 + CO2 + H2O =>
8 HNCO + 6 NO2 = 7 N2 + 8 CO2 + 4 H2O
FeCl2 + H2SO4 = Fe2(SO4)3 + HCl + SO2 + H2O =>
2 FeCl2 + 4 H2SO4 = Fe2(SO4)3 + 4 HCl + SO2 + 2 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
AgNO3 + KCI = AgCI(s) + KNO3 =>
AgNO3 + KCI = AgCI(s) + KNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
CH2ClCH2Cl + KCN = KCl + CNCH2CH2NC =>
CH2ClCH2Cl + 2 KCN = 2 KCl + CNCH2CH2NC
Cl + H2O = HCl + HClO =>
2 Cl + H2O = HCl + HClO
K3Fe(CN)6 + C21H16N2 + KOH = K4Fe(CN)6 + C42H30N4 + H2O =>
2 K3Fe(CN)6 + 2 C21H16N2 + 2 KOH = 2 K4Fe(CN)6 + C42H30N4 + 2 H2O
NH3 + O2 = N2 + H2O(combustion) =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O(combustion)
Ca2 + (PO4)2 + SiO2 = P4O10 + CaSiO3 =>
3 Ca2 + 2(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
HI + CrCO3 = H2CO3 + CrI2 =>
2 HI + CrCO3 = H2CO3 + CrI2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
CH3CH2COOH + ZnO = (CH3CH2COO)2Zn + H2O =>
2 CH3CH2COOH + ZnO = (CH3CH2COO)2Zn + H2O
SO2 + K2Cr2O7 + H2O = K2SO4 + Cr(OH)3 + Cr2(SO4)3 =>
9 SO2 + 3 K2Cr2O7 + 3 H2O = 3 K2SO4 + 2 Cr(OH)3 + 2 Cr2(SO4)3
NaCl(aq) + Fe(NO3)3(aq) = FeCl3(s) + NaNO3(aq) =>
3 NaCl(aq) + Fe(NO3)3(aq) = FeCl3(s) + 3 NaNO3(aq)
CH4 + H2O + CO2 = CH3OH =>
3 CH4 + 2 H2O + CO2 = 4 CH3OH
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
KMnO4 + H2SO4 + Na2S2O3 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
8 KMnO4 + 7 H2SO4 + 5 Na2S2O3 = 8 MnSO4 + 4 K2SO4 + 7 H2O + 5 Na2SO4
MnO2 + Fe{2+} + H{+} = Mn{2+} + H2O + Fe{3+} =>
MnO2 + 2 Fe{2+} + 4 H{+} = Mn{2+} + 2 H2O + 2 Fe{3+}
Hg(NO3)2 + K4[Fe(CN)6] = Hg4[Fe(CN)6]2 + KNO3 =>
4 Hg(NO3)2 + 2 K4[Fe(CN)6] = Hg4[Fe(CN)6]2 + 8 KNO3
CaO + H{2+}O = Ca(OH){2+} =>
CaO + H{2+}O = Ca(OH){2+}
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH4(NO3) = N2 + H2O + O =>
NH4(NO3) = N2 + 2 H2O + O
H3PO4 + HCl = H2PO3Cl + H2O =>
H3PO4 + HCl = H2PO3Cl + H2O
MnO4 + H2O = Mn + OH =>
MnO4 + 4 H2O = Mn + 8 OH
Xe + F2 = XeF4 =>
Xe + 2 F2 = XeF4
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
AlBr3* + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3* + 3 K2SO4 = 6 KBr + Al2(SO4)3
NH4NO3 + Al2O3 = (NH4)2O + Al(NO3)3 =>
6 NH4NO3 + Al2O3 = 3(NH4)2O + 2 Al(NO3)3
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
Fe[(CN)6]{-4} + MnO4{-} + H{+} = Fe{+3} + CO2 + NO3{-} + Mn{+2} + H2O =>
5 Fe[(CN)6]{-4} + 61 MnO4{-} + 188 H{+} = 5 Fe{+3} + 30 CO2 + 30 NO3{-} + 61 Mn{+2} + 94 H2O
Al(OH)3 + MgSO4 = Mg(OH)2 + Al2(SO4)3 =>
2 Al(OH)3 + 3 MgSO4 = 3 Mg(OH)2 + Al2(SO4)3
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
C5H11OH + HCl = C5H11Cl + H2O =>
C5H11OH + HCl = C5H11Cl + H2O
CaCl2(s) + H2O(l) = Ca(OH)2(aq) + HCl(aq) =>
CaCl2(s) + 2 H2O(l) = Ca(OH)2(aq) + 2 HCl(aq)
H2SO3(calor) = H + SO3 =>
H2SO3(calor) = 2 H + SO3
HBr + KNO3 + Fe(NO3)3 = (NO3)2 + FeBr2 + HK =>
4 HBr + 4 KNO3 + 2 Fe(NO3)3 = 5(NO3)2 + 2 FeBr2 + 4 HK
K2Mn2O8 + H2SO4 + H2C2O4 = CO26 + MnSO4 + K2SO4 + H2O =>
49 K2Mn2O8 + 147 H2SO4 + 5 H2C2O4 = 10 CO26 + 98 MnSO4 + 49 K2SO4 + 152 H2O
CO(NH2)2 + O2 = CO2 + NO2 + H2O =>
2 CO(NH2)2 + 7 O2 = 2 CO2 + 4 NO2 + 4 H2O
Mn + NiCl2 = MnCl + Ni2 =>
4 Mn + 2 NiCl2 = 4 MnCl + Ni2
AlCl3 + KI = AlI + I2 + KCl =>
AlCl3 + 3 KI = AlI + I2 + 3 KCl
CO + KOH = K2CO3 + H =>
CO + 2 KOH = K2CO3 + 2 H
BaS + Zn(OH)2 = ZnS + Ba(OH)2 =>
BaS + Zn(OH)2 = ZnS + Ba(OH)2
C5H9Cl + O2 = CO2 + H2O + HCl =>
C5H9Cl + 7 O2 = 5 CO2 + 4 H2O + HCl
AI + + AI0 =>
AI = AI0
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
CuO + HI = Cu2O + I2 + H2O =>
2 CuO + 2 HI = Cu2O + I2 + H2O
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