| Équations équilibrées la veille |
2 M + Ca = M2Ca
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Pb(CH3COO)2 + Na2S = PbS + Na2(CH3COO)2 =>
Pb(CH3COO)2 + Na2S = PbS + Na2(CH3COO)2
SiO2 + K(OH) = K2SiO3 + H2O =>
SiO2 + 2 K(OH) = K2SiO3 + H2O
Na(HCO3) + (CH3COO)H = Na(CH3COO) + H2O + CO2 =>
Na(HCO3) + (CH3COO)H = Na(CH3COO) + H2O + CO2
C6H12(l) + O2(g) = CO2(g) + H2O(g) =>
C6H12(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
Ba(NO3)2 + KCl = BaCl2 + KNO3 =>
Ba(NO3)2 + 2 KCl = BaCl2 + 2 KNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(s) + PbCl2(aq) = AlCl3(aq) + Pb(s) =>
2 Al(s) + 3 PbCl2(aq) = 2 AlCl3(aq) + 3 Pb(s)
HNO3 + AgNO3 = HNO4 + AgNO2 =>
HNO3 + AgNO3 = HNO4 + AgNO2
CH3CH2CHOHCH3 + Cr2O7{2-} + H{+} = CH3CH2COCH3 + Cr{3+} + H2O =>
3 CH3CH2CHOHCH3 + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COCH3 + 2 Cr{3+} + 7 H2O
NaOH + SO3 = Na2SO3 + OH =>
2 NaOH + SO3 = Na2SO3 + 2 OH
NH3 + HNO3 = H2O + NH2 =>
7 NH3 + HNO3 = 3 H2O + 8 NH2
KClD3 = KCl + D2 =>
2 KClD3 = 2 KCl + 3 D2
MgBr2 + Cl = MgCl3 + Br2 =>
MgBr2 + 3 Cl = MgCl3 + Br2
La2S3 + La2O3 + Mn + Mn3O4 = La2MnO2S2 =>
8 La2S3 + 4 La2O3 + 3 Mn + 3 Mn3O4 = 12 La2MnO2S2
Cu + Co(NO3)2 = Co + Cu(NO3)2 =>
Cu + Co(NO3)2 = Co + Cu(NO3)2
Na3PO4 + KMnO4 = NaMnO4 + K3PO4 =>
Na3PO4 + 3 KMnO4 = 3 NaMnO4 + K3PO4
Ca{+4} + Tl{+} = Ca{+3} + Tl{+3} =>
2 Ca{+4} + Tl{+} = 2 Ca{+3} + Tl{+3}
Ba(NO3)2 + FeBr3 = BaBr2 + Fe(NO3)3 =>
3 Ba(NO3)2 + 2 FeBr3 = 3 BaBr2 + 2 Fe(NO3)3
HNO3 + As2S5 = H2SO4 + NO2 + H3AsO4 + H2O =>
40 HNO3 + As2S5 = 5 H2SO4 + 40 NO2 + 2 H3AsO4 + 12 H2O
HCl + KMnO4 = MnCl2(aq) + H2O + Cl2 + KCl =>
16 HCl + 2 KMnO4 = 2 MnCl2(aq) + 8 H2O + 5 Cl2 + 2 KCl
HOCl + H = Cl2 + H2O =>
2 HOCl + 2 H = Cl2 + 2 H2O
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
FeCl2 + Ag(NO3) = Fe(NO3)2 + AgCl =>
FeCl2 + 2 Ag(NO3) = Fe(NO3)2 + 2 AgCl
MnCO3 + KMnO4 = MnO2 + K2CO3 + CO2 =>
3 MnCO3 + 2 KMnO4 = 5 MnO2 + K2CO3 + 2 CO2
B2O3 + P2O5 = BPO4 =>
B2O3 + P2O5 = 2 BPO4
(Cu(C6H5CO2)2)2(CH2)6N4 + NH3(H2O)3 = Cu(NH3)4(C6H5CO2)2 + (CH2)6N4 + H2O =>
(Cu(C6H5CO2)2)2(CH2)6N4 + 8 NH3(H2O)3 = 2 Cu(NH3)4(C6H5CO2)2 + (CH2)6N4 + 24 H2O
AgI + K2S = Ag2S + KI =>
2 AgI + K2S = Ag2S + 2 KI
Mg5Al2Si3O10(OH)8 + KAl3Si3O10F2 + SiO2 = KMg3AlSi3O10F2 + Mg2Al4Si5O18 + H2O =>
Mg5Al2Si3O10(OH)8 + KAl3Si3O10F2 + 2 SiO2 = KMg3AlSi3O10F2 + Mg2Al4Si5O18 + 4 H2O
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + LiOH(aq) =>
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 LiOH(aq)
Me + HNO3 = MeNO3 + H2O + NO =>
3 Me + 4 HNO3 = 3 MeNO3 + 2 H2O + NO
Mg5Al2Si3O10(OH)8 + KAl3Si3O10F2 + SiO2 = KMg3AlSi3O10F2 + Mg2Al4Si5O18 + H2O =>
Mg5Al2Si3O10(OH)8 + KAl3Si3O10F2 + 2 SiO2 = KMg3AlSi3O10F2 + Mg2Al4Si5O18 + 4 H2O
Al + Na(OH)2 + H2O = NaAl(OH)4 + H2 =>
Al + Na(OH)2 + 2 H2O = NaAl(OH)4 + H2
Mg + O + H = Mg(OH)2 =>
Mg + 2 O + 2 H = Mg(OH)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HNo3 + CuSO4 = Cu(No3)2 + H2SO4 =>
2 HNo3 + CuSO4 = Cu(No3)2 + H2SO4
Y(NO3)3 + C6H14N4O2 = Y2O3 + H2O + CO2 + N2 =>
34 Y(NO3)3 + 15 C6H14N4O2 = 17 Y2O3 + 105 H2O + 90 CO2 + 81 N2
CuCl2 + H2O = Cu(H2O)2Cl2 =>
CuCl2 + 2 H2O = Cu(H2O)2Cl2
MnSO4(aq) + KMnO4(aq) + H2O(s) = MnO2(k) + K2SO4(aq) + H2SO4(aq)(prask) =>
3 MnSO4(aq) + 2 KMnO4(aq) + 2 H2O(s) = 5 MnO2(k) + K2SO4(aq) + 2 H2SO4(aq)(prask)
(NH4)2MoO5 + H2O2 = (NH4)2MoO6 + H2O =>
(NH4)2MoO5 + H2O2 = (NH4)2MoO6 + H2O
K2Cr2O7 + NaS2O3 = Na2Cr2O7 + KS2O3 =>
K2Cr2O7 + 2 NaS2O3 = Na2Cr2O7 + 2 KS2O3
Ca(PO4)2 + KI = CaI2 + KPO4 =>
Ca(PO4)2 + 2 KI = CaI2 + 2 KPO4
RbCl + O2 = RbClO2 =>
RbCl + O2 = RbClO2
CH3COOH + OHCH2CHCH3CH3 = CH3COOCH2CHCH3CH3 + H2O =>
CH3COOH + OHCH2CHCH3CH3 = CH3COOCH2CHCH3CH3 + H2O
PbO + Ag = Pb + AgO =>
PbO + Ag = Pb + AgO
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Équations équilibrées sur12/13/24
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