| Équations équilibrées la veille |
19 C2H5OONa = 5 C6H14 + 19 NaOH + 8 CO2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca(OH)NO3 + NaHSO4 = H2O + CaNO3NaSO4 =>
Ca(OH)NO3 + NaHSO4 = H2O + CaNO3NaSO4
C2H5HO + O2 = CO2 + H2O =>
C2H5HO + 3 O2 = 2 CO2 + 3 H2O
FeCl3 + NH4 + OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4 + 3 OH = Fe(OH)3 + 3 NH4Cl
Na + Ba(OH)2 = Na(OH) + Ba =>
2 Na + Ba(OH)2 = 2 Na(OH) + Ba
F2 = F3 =>
3 F2 = 2 F3
CuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(NH3)4(OH)2 =>
CuSO4 + 6 NH3 + 2 H2O = (NH4)2SO4 + Cu(NH3)4(OH)2
KMnO4 + KCl + H2SO4 = MnSO4 + H2O + K2SO4 + Cl =>
KMnO4 + 5 KCl + 4 H2SO4 = MnSO4 + 4 H2O + 3 K2SO4 + 5 Cl
CaCO3 + HNO3 + H2O + CO(NH2)2 = Ca(HCO3)2 + NH4NO3 =>
CaCO3 + 2 HNO3 + 2 H2O + CO(NH2)2 = Ca(HCO3)2 + 2 NH4NO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
O2 + PH3 = P4O10 + H2O =>
8 O2 + 4 PH3 = P4O10 + 6 H2O
K2Cr2O7 + H2C2O4 + K2C2O4 = K3(Cr(C2O4)3) + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3(Cr(C2O4)3) + 6 CO2 + 7 H2O
Li + FeI2 = LiI + Fe =>
2 Li + FeI2 = 2 LiI + Fe
NaOI + H2O = HOI + NaOH =>
NaOI + H2O = HOI + NaOH
NH4CNO = H2NCONH2 =>
NH4CNO = H2NCONH2
MnO3 + HCl = Cl2 + Mn(Cl)2 + H2O =>
MnO3 + 6 HCl = 2 Cl2 + Mn(Cl)2 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O21 =>
21 Pb(NO3)2 = 21 PbO + 42 NO2 + O21
KCIO{3} = KCI{+} + O{2} =>
KCIO{3} = KCI{+} + O{2}
Mg(s) + AgCl(al) = MgCl2(aq) + Ag(s) =>
Mg(s) + 2 AgCl(al) = MgCl2(aq) + 2 Ag(s)
Na(NO3) + Ca3(PO4)2 = Na3(PO4) + Ca(NO3)2 =>
6 Na(NO3) + Ca3(PO4)2 = 2 Na3(PO4) + 3 Ca(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Sr(OH)2 + K2O = SrO + KOH =>
Sr(OH)2 + K2O = SrO + 2 KOH
YbSO4 + HNO3 = Yb2(SO4)3 + Yb(NO3)3 + NH4NO3 + H2O =>
24 YbSO4 + 30 HNO3 = 8 Yb2(SO4)3 + 8 Yb(NO3)3 + 3 NH4NO3 + 9 H2O
P2 + Cl2 = P2Cl5 =>
2 P2 + 5 Cl2 = 2 P2Cl5
Br2 + NaOH = NaBr + NaBrO + H2O =>
Br2 + 2 NaOH = NaBr + NaBrO + H2O
I + HCl = HI + Cl =>
I + HCl = HI + Cl
C10H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
35 C10H14 + 78 KMnO4 + 117 H2SO4 = 50 C7H6O2 + 78 MnSO4 + 39 K2SO4 + 212 H2O
CaCO3 + HNO3 + H2O + NH3 = (Ca(NO3)2)5NH4NO3(H2O)10 + CO2 =>
5 CaCO3 + 11 HNO3 + 5 H2O + NH3 = (Ca(NO3)2)5NH4NO3(H2O)10 + 5 CO2
ZnO + NaOH = Na2ZnO2 + H2O =>
ZnO + 2 NaOH = Na2ZnO2 + H2O
Ag2SO4 + CuI2 = AgI + CuSO4 =>
Ag2SO4 + CuI2 = 2 AgI + CuSO4
BaCa(CO3)2 + HCl = BaCl2 + CaCl2 + CO2 + H2O =>
BaCa(CO3)2 + 4 HCl = BaCl2 + CaCl2 + 2 CO2 + 2 H2O
H3PO4(aq) + CaSO4(s) = Ca3(PO4)2 + H2SO4(aq) =>
2 H3PO4(aq) + 3 CaSO4(s) = Ca3(PO4)2 + 3 H2SO4(aq)
(C8H18O2) + O2 = CO2 + H2O =>
2(C8H18O2) + 23 O2 = 16 CO2 + 18 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Zn(NO3)2 + Fe(NO3)3 + NH2CONH2 = ZnFe2O4 + N2 + CO2 + H2O =>
3 Zn(NO3)2 + 6 Fe(NO3)3 + 20 NH2CONH2 = 3 ZnFe2O4 + 32 N2 + 20 CO2 + 40 H2O
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3](H2O)3 + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3](H2O)3 + 6 CO2 + H2O
CH4 + CI = CH3CI + HCI =>
CH4 + 2 CI = CH3CI + HCI
H2C2O4 + C2H6O = C4H10O + O2 =>
2 H2C2O4 + 6 C2H6O = 4 C4H10O + 5 O2
Zn + HNO3(s) = Zn(NO3(s))2(s) + NH4(s)NO3(s) + H2(s)O =>
4 Zn + 10 HNO3(s) = 4 Zn(NO3(s))2(s) + NH4(s)NO3(s) + 3 H2(s)O
NaOH + Cl2O = NaCl + NaOCl + H2O2 =>
2 NaOH + Cl2O = NaCl + NaOCl + H2O2
K3[Fe(CN)6] = KCN + Fe3C + N2 + C2N2 =>
6 K3[Fe(CN)6] = 18 KCN + 2 Fe3C + N2 + 8 C2N2
CuS + Fe = FeS + Cu =>
CuS + Fe = FeS + Cu
HgSO4 + NaCl = Na2SO4 + HgCl2 =>
HgSO4 + 2 NaCl = Na2SO4 + HgCl2
Ga(NO2)3 + NH4H2PO4 = GaPO4 + H2O + NH3 + NO2 =>
7 Ga(NO2)3 + 7 NH4H2PO4 = 7 GaPO4 + 6 H2O + 10 NH3 + 18 NO2
FeCl2 + Al = Fe + AlCl3 =>
3 FeCl2 + 2 Al = 3 Fe + 2 AlCl3
MnO + N2S4 = N2O4 + MnS =>
4 MnO + N2S4 = N2O4 + 4 MnS
V3 + (SO4)2 = V2(SO4)3 =>
4 V3 + 9(SO4)2 = 6 V2(SO4)3
H2S + NaH = H2 + Na2S =>
H2S + 2 NaH = 2 H2 + Na2S
HCl3 + KOH = H2O + KCl3 =>
HCl3 + KOH = H2O + KCl3
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Équations équilibrées sur10/15/24
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