Équations équilibrées la veille |
C25H52(s) + 13 O2(g) = 25 C(g) + 26 H2O(g)
Na2S03 + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
3 Na2S03 + 10 Na2Cr2O7 + 34 H2SO4 = 13 Na2SO4 + 10 Cr2(SO4)3 + 34 H2O
NaI + Pb(ClO3)2 = NaPb + I(ClO3)2 =>
NaI + Pb(ClO3)2 = NaPb + I(ClO3)2
AgNO3 + KJ = KNO3 + AgJ =>
AgNO3 + KJ = KNO3 + AgJ
Al + FeN = AlN + Fe =>
Al + FeN = AlN + Fe
Na2CO3(aq) + Al2(SO4)3(aq) = Al2(CO3)3(aq) + Na2SO4(aq) =>
3 Na2CO3(aq) + Al2(SO4)3(aq) = Al2(CO3)3(aq) + 3 Na2SO4(aq)
KMnO4 + H2SO4 + Fe(NO2)3 = H2O + K2SO4 + Fe(NO3)3 + MnSO4 =>
6 KMnO4 + 9 H2SO4 + 5 Fe(NO2)3 = 9 H2O + 3 K2SO4 + 5 Fe(NO3)3 + 6 MnSO4
K3[Al(OH)6] + HNO3 = Al(NO3)3 + KNO3 + H2O =>
K3[Al(OH)6] + 6 HNO3 = Al(NO3)3 + 3 KNO3 + 6 H2O
ZnSO4 + BaS = ZnS + BaSO4 =>
ZnSO4 + BaS = ZnS + BaSO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe + Na2SO3 = FeSO3 + Na =>
Fe + Na2SO3 = FeSO3 + 2 Na
NH3SCN + FeCl3 = FeSCN + NH3Cl3 =>
NH3SCN + FeCl3 = FeSCN + NH3Cl3
MgCO3 + CaCl2 = Mg(Cl2) + Ca(CO3) =>
MgCO3 + CaCl2 = Mg(Cl2) + Ca(CO3)
C6H5COOH + CH3NH2 = C6H5COONH3CH3 =>
C6H5COOH + CH3NH2 = C6H5COONH3CH3
P2O5 + CaHPO4 + H2O = Ca(H2PO4)2 =>
P2O5 + 2 CaHPO4 + 3 H2O = 2 Ca(H2PO4)2
O2 + Mn = MnO =>
O2 + 2 Mn = 2 MnO
NaOH + CuO = Cu(OH)2 + Na2O =>
2 NaOH + CuO = Cu(OH)2 + Na2O
AgNO3 + KJ = KNO3 + AgJ =>
AgNO3 + KJ = KNO3 + AgJ
ScBr3 + PbI2 = PbBr2 + ScI3 =>
2 ScBr3 + 3 PbI2 = 3 PbBr2 + 2 ScI3
K2(Cr2O7) + Fe(SO4) + H2SO4 = Cr2(SO4)3 + K2(SO4) + Fe2(SO4)3 + H2O =>
K2(Cr2O7) + 6 Fe(SO4) + 7 H2SO4 = Cr2(SO4)3 + K2(SO4) + 3 Fe2(SO4)3 + 7 H2O
HC2H3O2(aq) + NH4OH(aq) = H2O + NH4C2H3O2 =>
HC2H3O2(aq) + NH4OH(aq) = H2O + NH4C2H3O2
Na2S(s) + HCl(ac) = H2S(g) + NaCl(ac) =>
Na2S(s) + 2 HCl(ac) = H2S(g) + 2 NaCl(ac)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
TiF4 + H2O = TiO2 + HF =>
TiF4 + 2 H2O = TiO2 + 4 HF
CH3COONH4 + NaH2PO4 = CH3COONa + NH3 + H3PO4 =>
CH3COONH4 + NaH2PO4 = CH3COONa + NH3 + H3PO4
(NH4)2C2O4 + H2SO4 + KMnO4 = MnSO4 + K2SO4 + CO2 + NH3 + H2O =>
5(NH4)2C2O4 + 3 H2SO4 + 2 KMnO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 10 NH3 + 8 H2O
SO3 + Zn(OH)2 = ZnSO4 + H2O =>
SO3 + Zn(OH)2 = ZnSO4 + H2O
Pb(NO3)2 + Al = Al(NO3)3 + Pb =>
3 Pb(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Pb
NH2CH2COOH + KOH = NH2CH2COOK + H2O =>
NH2CH2COOH + KOH = NH2CH2COOK + H2O
AgNO3 + KJ = KNO3 + AgJ =>
AgNO3 + KJ = KNO3 + AgJ
X(CH3)2 + KMnO4 = X(COOH)2 + KOH + MnO2 =>
X(CH3)2 + 4 KMnO4 = X(COOH)2 + 4 KOH + 4 MnO2
Na + O + H2O + CO2 = NaHCO3 =>
2 Na + O + H2O + 2 CO2 = 2 NaHCO3
AgAg(s) + KNO3(aq) = AgNO3 + K =>
AgAg(s) + 2 KNO3(aq) = 2 AgNO3 + 2 K
Pb2 + OH = PbOH =>
Pb2 + 2 OH = 2 PbOH
H2 + CUO = H2O + CU =>
H2 + CUO = H2O + CU
Mg + HNO3 = Mg(NO3) + H =>
Mg + HNO3 = Mg(NO3) + H
N2O3 + HOH = HNO2 =>
N2O3 + HOH = 2 HNO2
N2H4(l) = NH3(g) + N2(g)N2H4(l) = NH3(g) + N2(g) =>
4 N2H4(l) = 4 NH3(g) + N2(g)N2H4(l)
Fe{+2} + H{-} = FeH2 =>
Fe{+2} + 2 H{-} = FeH2
KMnO4 + KCl + H2SeO4 = MnSeO4 + K2(SeO4) + Cl2 + H2O =>
2 KMnO4 + 10 KCl + 8 H2SeO4 = 2 MnSeO4 + 6 K2(SeO4) + 5 Cl2 + 8 H2O
AgNO3 + KJ = KNO3 + AgJ =>
AgNO3 + KJ = KNO3 + AgJ
Mg + Al(SO4) = Al + Mg(SO4) =>
Mg + Al(SO4) = Al + Mg(SO4)
HClO4(aq) + Ni2CO3(s) = NiClO4(aq) + H2O(l) + CO2(g) =>
2 HClO4(aq) + Ni2CO3(s) = 2 NiClO4(aq) + H2O(l) + CO2(g)
C4H9Cl + KOH = C4H9 + KClOH =>
C4H9Cl + KOH = C4H9 + KClOH
Na + (CO3)2 = Na2(CO3) =>
4 Na + (CO3)2 = 2 Na2(CO3)
NO + H2 = H2O + N2 =>
2 NO + 2 H2 = 2 H2O + N2
FeSO4 + K3Fe(CN)6 = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3Fe(CN)6 = Fe3[Fe(CN)6]2 + 3 K2SO4
KF + PbO2 = PbF4 + K2O =>
4 KF + PbO2 = PbF4 + 2 K2O
C6H5COOCH3 + O2 = CO2 + H2O =>
C6H5COOCH3 + 9 O2 = 8 CO2 + 4 H2O
KCl + (NH4)2CO3 = K2CO3 + NH4Cl =>
2 KCl + (NH4)2CO3 = K2CO3 + 2 NH4Cl
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