| Équations équilibrées la veille |
2 KClO3 = 2 KCl + 3 O2
NaOH + HOOC{-}COOH = OOC{-}COO + Na + H2O =>
NaOH + HOOC{-}COOH = OOC{-}COO + Na + H2O
Zn(s) + HCl = ZnCl2 + H =>
Zn(s) + 2 HCl = ZnCl2 + 2 H
Zn + NaNO3 + NaOH + H2O = Na2Zn(OH)4 + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2Zn(OH)4 + NH3
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Zn + Au(NO2)2 = Zn(NO2) + Au =>
2 Zn + Au(NO2)2 = 2 Zn(NO2) + Au
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + NaOH(aq) =>
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaOH(aq)
Sn2O4 + H2O = Sn(OH)4 =>
Sn2O4 + 4 H2O = 2 Sn(OH)4
H2C6H6O6 + OH = H7C6O6 + H2O =>
H2C6H6O6 + OH = H7C6O6 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SO2 + N2H4 = H2S + N2O + H2O =>
SO2 + N2H4 = H2S + N2O + H2O
CaH2(aq) + H2O(l) = Ca(OH)2(s) + H2(g) =>
CaH2(aq) + 2 H2O(l) = Ca(OH)2(s) + 2 H2(g)
AlOH3 + H3BO3 = Al3(BO)3 + H2O =>
3 AlOH3 + 3 H3BO3 = Al3(BO)3 + 9 H2O
K2Cr2O7 + NaBr = Na2Cr2O7 + KBr =>
K2Cr2O7 + 2 NaBr = Na2Cr2O7 + 2 KBr
CH3(CH2)2CH3(g) + O2 = CO2(g) + H2O =>
2 CH3(CH2)2CH3(g) + 13 O2 = 8 CO2(g) + 10 H2O
Zn(CH3COO)2*2H2O + NaOH = ZnO + NaCH3COO + H2O =>
Zn(CH3COO)2*2H2O + 2 NaOH = ZnO + 2 NaCH3COO + 3 H2O
KBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
KNO3 + KOH + H2O + Zn = K2[Zn(OH)4] + NH3 =>
KNO3 + 7 KOH + 6 H2O + 4 Zn = 4 K2[Zn(OH)4] + NH3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
PbO2 + Cl2 = PbCl2 + O2 =>
PbO2 + Cl2 = PbCl2 + O2
Na2S + ZnCl2 = ZnS + NaCl =>
Na2S + ZnCl2 = ZnS + 2 NaCl
Sb(NO2)3 + As2O5 = Sb2O3 + As(NO2)5 =>
10 Sb(NO2)3 + 3 As2O5 = 5 Sb2O3 + 6 As(NO2)5
H = H80 =>
80 H = H80
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
PH3 + H2SO4 = P2O3 + H2SO3 + H2O =>
2 PH3 + 6 H2SO4 = P2O3 + 6 H2SO3 + 3 H2O
Pb(NO3)2 + K4[Fe(CN)6] = Pb[Fe(CN)6] + K4(NO3)2 =>
Pb(NO3)2 + K4[Fe(CN)6] = Pb[Fe(CN)6] + K4(NO3)2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Rb[Al(OH)4] + HCl = AlCl3 + RbCl + H2O =>
Rb[Al(OH)4] + 4 HCl = AlCl3 + RbCl + 4 H2O
Fe2 + H2O = HFe + O3 =>
3 Fe2 + 3 H2O = 6 HFe + O3
Mg(OH)2(s) + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2(s) + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
HCO3(aq) + H3O(aq) = H2CO3(aq) + H2O(l) =>
HCO3(aq) + H3O(aq) = H2CO3(aq) + H2O(l)
Al2O3 + Ca + Cl2 = CaO + AlCl3 =>
Al2O3 + 3 Ca + 3 Cl2 = 3 CaO + 2 AlCl3
Mg2(s) + AgNO3(aq) = Ag(s) + Mg(NO3)2(aq) =>
Mg2(s) + 4 AgNO3(aq) = 4 Ag(s) + 2 Mg(NO3)2(aq)
AgOH + H2S = AgS + H2O + H =>
AgOH + H2S = AgS + H2O + H
FeSO4*7H2O(s) + (NH4)2C2O4*H2O(s) = FeC2O4*2H2O(s) + (NH4)2SO4(aq) + H2O =>
FeSO4*7H2O(s) + (NH4)2C2O4*H2O(s) = FeC2O4*2H2O(s) + (NH4)2SO4(aq) + 6 H2O
He + Br = HeBr2 =>
He + 2 Br = HeBr2
MnSO4 + Pb3O4 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnSO4 + 5 Pb3O4 + 13 H2SO4 = 2 HMnO4 + 15 PbSO4 + 12 H2O
HOOC(CH2)4COOH + H2N(CH2)6NH2 = [OC(CH2)4CONH(CH2)6NH] + H2O =>
HOOC(CH2)4COOH + H2N(CH2)6NH2 = [OC(CH2)4CONH(CH2)6NH] + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + CuO2 = Cu + Al2O3 =>
4 Al + 3 CuO2 = 3 Cu + 2 Al2O3
PH3HCl = PH4Cl =>
PH3HCl = PH4Cl
SF4 + HF = H2S + F2 =>
SF4 + 2 HF = H2S + 3 F2
Ag{+} + NO2{-} = AgNO2 =>
Ag{+} + NO2{-} = AgNO2
PbO2 + MnO2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
3 PbO2 + 2 MnO2 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 2 H2O
LiBr + Pb(NO3)2 = LiNO3 + PbBr2 =>
2 LiBr + Pb(NO3)2 = 2 LiNO3 + PbBr2
GeCl2 + O2 + NaOH + H2O = Na2[Ge(OH)6] + NaCl =>
2 GeCl2 + O2 + 8 NaOH + 2 H2O = 2 Na2[Ge(OH)6] + 4 NaCl
KNO2 + KMnO4 + H2SO4 = KNO3 + MnSO4 + K2SO4 + H2O =>
5 KNO2 + 2 KMnO4 + 3 H2SO4 = 5 KNO3 + 2 MnSO4 + K2SO4 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaOH + Cu(OH)2 = Na2[Cu(OH)4] =>
2 NaOH + Cu(OH)2 = Na2[Cu(OH)4]
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