| Équations équilibrées la veille |
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Ca(OH)2NO3 + H2 = Ca(OH)2 + HNO3 =>
2 Ca(OH)2NO3 + H2 = 2 Ca(OH)2 + 2 HNO3
Li2O + C = CO + Li =>
Li2O + C = CO + 2 Li
Ag(NO)3 + KI = Ag(I)3 + KNO =>
Ag(NO)3 + 3 KI = Ag(I)3 + 3 KNO
CdCl2 + H2SO3 = CdSO3 + HCl =>
CdCl2 + H2SO3 = CdSO3 + 2 HCl
Hg(NO3)2 + K4Fe(CN)6 = Hg2Fe(CN)6 + KNO3 =>
2 Hg(NO3)2 + K4Fe(CN)6 = Hg2Fe(CN)6 + 4 KNO3
Al(s) + H2S04(aq) = Al2(S04)3(aq) + H2(g) =>
2 Al(s) + 3 H2S04(aq) = Al2(S04)3(aq) + 3 H2(g)
HF + K2Cr2O7 = CrO2F2 + KF + H2O =>
6 HF + K2Cr2O7 = 2 CrO2F2 + 2 KF + 3 H2O
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
HgCl2 + NH4OH = HgOH + NH4Cl2 =>
HgCl2 + NH4OH = HgOH + NH4Cl2
V2(s) + O2(g) = V2O5(s) =>
2 V2(s) + 5 O2(g) = 2 V2O5(s)
As2S3 + K2Cr2O7 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 As2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3AsO4 + 14 K2SO4 + 14 Cr2(SO4)3 + 38 H2O
SiH4 + H2O = H2SiO3 + H2 =>
SiH4 + 3 H2O = H2SiO3 + 4 H2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Al(NO3)3 + Na2CO3 + H2O = (AlOH)CO3 + NaNO3 + CO2 =>
2 Al(NO3)3 + 3 Na2CO3 + H2O = 2(AlOH)CO3 + 6 NaNO3 + CO2
C4H11N5 + O2 = CO2 + H2O + NO2 =>
4 C4H11N5 + 47 O2 = 16 CO2 + 22 H2O + 20 NO2
NHO2 = H2O + NO2 + NO =>
2 NHO2 = H2O + NO2 + NO
Ca(OH)2NO3 + H2 = Ca(OH)2 + HNO3 =>
2 Ca(OH)2NO3 + H2 = 2 Ca(OH)2 + 2 HNO3
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Ca(OH)2 + Na(NO3) = Ca(NO3)2 + NaOH =>
Ca(OH)2 + 2 Na(NO3) = Ca(NO3)2 + 2 NaOH
Mn{4+} + H2O = Mn{2+} + O2 + H{+} =>
2 Mn{4+} + 2 H2O = 2 Mn{2+} + O2 + 4 H{+}
H3CCH2 + O2 = CO2 + H2O =>
4 H3CCH2 + 13 O2 = 8 CO2 + 10 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C135H90O9NS + O2 = CO2 + H2O + NO2 + SO2 =>
C135H90O9NS + 155 O2 = 135 CO2 + 45 H2O + NO2 + SO2
Fe(s) + C(s) + N2(g) = Fe(CN)2(s) =>
Fe(s) + 2 C(s) + N2(g) = Fe(CN)2(s)
HCl + CaCO3 = CO2 + CaCl2 + H2O =>
2 HCl + CaCO3 = CO2 + CaCl2 + H2O
Na + K(NO3) = K2O + Na2O + N2 =>
10 Na + 2 K(NO3) = K2O + 5 Na2O + N2
K3PO4 + HIC = KCI + H3PO4 =>
K3PO4 + 3 HIC = 3 KCI + H3PO4
COH + H2O = CO2 + H2 =>
2 COH + 2 H2O = 2 CO2 + 3 H2
Y(NO3)3 = Y2O3 + N2 + O2 =>
4 Y(NO3)3 = 2 Y2O3 + 6 N2 + 15 O2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(C2H3O2)2 + NaBr = PbBr2 + NaC2H3O2 =>
Pb(C2H3O2)2 + 2 NaBr = PbBr2 + 2 NaC2H3O2
CuSO4 + NH3 + H2O = (Cu(NH3)2(H2O)2)SO4 =>
CuSO4 + 2 NH3 + 2 H2O = (Cu(NH3)2(H2O)2)SO4
(NH4)2CO3 + Ba(C2H3O2)2 = BaCO3 + NH4C2H3O2 =>
(NH4)2CO3 + Ba(C2H3O2)2 = BaCO3 + 2 NH4C2H3O2
C6H6CIN + HCl = C6H6CINHCl =>
C6H6CIN + HCl = C6H6CINHCl
Mg(OH)2(aq) + HNO3 = Mg(NO3)2(s) + H2O(l) =>
Mg(OH)2(aq) + 2 HNO3 = Mg(NO3)2(s) + 2 H2O(l)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
H3PO4 + Cu = Cu3PO4 + H =>
H3PO4 + 3 Cu = Cu3PO4 + 3 H
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
Al + I2 = I3Al3 =>
6 Al + 3 I2 = 2 I3Al3
CoBr2 + K2S = CoS + K2Br2 =>
CoBr2 + K2S = CoS + K2Br2
MgO + Zn(NO3)2 = Mg(NO3)2 + ZnO =>
MgO + Zn(NO3)2 = Mg(NO3)2 + ZnO
FeCl3 + HSO4 = FeCl2 + HCl + S5 + O2 =>
5 FeCl3 + 5 HSO4 = 5 FeCl2 + 5 HCl + S5 + 10 O2
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Al + Ni(CN)2 = Ni + Al(CN)2 =>
Al + Ni(CN)2 = Ni + Al(CN)2
sulfuricacid + cadmium = hydrogen + cadmiumsulfate =>
H2SO4 + Cd = H2 + CdSO4
Al + KOH + H2SO4 + H2O = KAl(SO4)2*6H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 10 H2O = 2 KAl(SO4)2*6H2O + 3 H2
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Équations équilibrées sur10/15/24
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