| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 N2H4CO + 6 HNO3 = 5 CO2 + 8 N2 + 13 H2O
KI + NaHSO3 = KHSO3 + NaI =>
KI + NaHSO3 = KHSO3 + NaI
Al2O3 + KOH + H2O = KAl(OH)4 =>
Al2O3 + 2 KOH + 3 H2O = 2 KAl(OH)4
Ni(NO3)2 + K4Fe(CN)6 = Ni2(Fe(CN)6) + KNO3 =>
2 Ni(NO3)2 + K4Fe(CN)6 = Ni2(Fe(CN)6) + 4 KNO3
C2H4O = C4H6O + H2O =>
2 C2H4O = C4H6O + H2O
KMnO4 + HBr + KOH = Br2 + K2MnO4 + H2O =>
2 KMnO4 + 2 HBr + 2 KOH = Br2 + 2 K2MnO4 + 2 H2O
FeH2PO4 + C6H8O7 = H3PO4 + Fe + C6H7O7 =>
FeH2PO4 + C6H8O7 = H3PO4 + Fe + C6H7O7
ZnSO4 + NaHS = ZnS + Na2SO4 + H2SO4 =>
2 ZnSO4 + 2 NaHS = 2 ZnS + Na2SO4 + H2SO4
MnSO4 + PbO2 + CH3COOH = HMnO4 + PbSO4 + (CH3COO)2Pb + H2O =>
2 MnSO4 + 5 PbO2 + 6 CH3COOH = 2 HMnO4 + 2 PbSO4 + 3(CH3COO)2Pb + 2 H2O
Cr(OH)3 + O2 = CrO4 + H2O =>
4 Cr(OH)3 + 5 O2 = 4 CrO4 + 6 H2O
Cd + H2O + NiOOH = Ni(OH)2 + Cd(OH)2 =>
Cd + 2 H2O + 2 NiOOH = 2 Ni(OH)2 + Cd(OH)2
KMnO4 + HBr + KOH = Br2 + K2MnO4 + H2O =>
2 KMnO4 + 2 HBr + 2 KOH = Br2 + 2 K2MnO4 + 2 H2O
Zn(s) + CoCl2(aq) = ZnCl2(aq) + Co(s) =>
Zn(s) + CoCl2(aq) = ZnCl2(aq) + Co(s)
Na + H2O = H2 + NaO4 =>
Na + 4 H2O = 4 H2 + NaO4
Al10 + O3 = AlO =>
3 Al10 + 10 O3 = 30 AlO
NH3(g) + CuSO4(s) = Cu(NH3)4SO4(s) =>
4 NH3(g) + CuSO4(s) = Cu(NH3)4SO4(s)
Li4C + Ca = Li + Ca2C =>
Li4C + 2 Ca = 4 Li + Ca2C
Li + K2CO3 = Li2CO3 + K =>
2 Li + K2CO3 = Li2CO3 + 2 K
CaHPO4 + H3PO4 = Ca(H2PO4)2 =>
CaHPO4 + H3PO4 = Ca(H2PO4)2
H3PO4 + Na2SO4 = Na2PO4 + H3SO4 =>
H3PO4 + Na2SO4 = Na2PO4 + H3SO4
C4H9OH + O = C4H8O + H2O =>
C4H9OH + O = C4H8O + H2O
(NH4)2MoO4 + HNO3 + H3PO4 = (NH4)3PMo12O40 + N2H4O3 + H2O =>
12(NH4)2MoO4 + 21 HNO3 + H3PO4 = (NH4)3PMo12O40 + 21 N2H4O3 + 12 H2O
KNO2 + K2CrO4 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + 2 K2CrO4 + 10 HNO3 = 7 KNO3 + 2 Cr(NO3)3 + 5 H2O
HSO4 + HBr = H2SO4 + Br =>
HSO4 + HBr = H2SO4 + Br
I + F2 = IF =>
2 I + F2 = 2 IF
Si + O2 = Si4O2 =>
4 Si + O2 = Si4O2
Sb + Cl3 = Sb3Cl =>
9 Sb + Cl3 = 3 Sb3Cl
KNO2 + K2CrO4 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + 2 K2CrO4 + 10 HNO3 = 7 KNO3 + 2 Cr(NO3)3 + 5 H2O
C10H22O2 + Na2Cr2O7 + H2SO4 = C10H18O4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C10H22O2 + 4 Na2Cr2O7 + 16 H2SO4 = 3 C10H18O4 + 4 Cr2(SO4)3 + 4 Na2SO4 + 22 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
HNO3 + HF = NO2 + F + H2O =>
HNO3 + HF = NO2 + F + H2O
U + HCl = UCl + H2 =>
2 U + 2 HCl = 2 UCl + H2
Na2CO3 + H3PO4 = CO2 + H2O + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 Na3PO4
CH3OH + PBr3 = CH3Br + H3PO3 =>
3 CH3OH + PBr3 = 3 CH3Br + H3PO3
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
C3H8 + HCl = CH3CH(Cl)CH3 + H =>
C3H8 + HCl = CH3CH(Cl)CH3 + 2 H
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
(NH4)2SO4 + KOH = (NH4)2OH + KSO4 =>
(NH4)2SO4 + KOH = (NH4)2OH + KSO4
Cu(II)CO3 = Cu(II)O + CO2 =>
Cu(II)CO3 = Cu(II)O + CO2
Bi2S3 + HNO3 = Bi(NO3)3 + SO2 + NO + H2O =>
Bi2S3 + 12 HNO3 = 2 Bi(NO3)3 + 3 SO2 + 6 NO + 6 H2O
Zn + HO4S = H + ZnSO4 =>
Zn + HO4S = H + ZnSO4
ZnCl2(aq) + H3PO4(aq) = Zn3(PO4)2(aq) + HCl(aq) =>
3 ZnCl2(aq) + 2 H3PO4(aq) = Zn3(PO4)2(aq) + 6 HCl(aq)
HI(g) = H(g) + I(g) =>
HI(g) = H(g) + I(g)
C3H6O3 + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 C3H6O3 + 12 NO3{-} + 12 H{+} = 15 CO2 + 6 N2 + 21 H2O
I2 + S2O3{-}2 = I{-} + S4O6{-}2 =>
I2 + 4 S2O3{-}2 = 2 I{-} + 2 S4O6{-}2
NaI + Na2H3IO6 + H2SO4 = I2 + Na2SO4 + H2O =>
14 NaI + 2 Na2H3IO6 + 9 H2SO4 = 8 I2 + 9 Na2SO4 + 12 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2CO3 + AlCl3 = Al2(CO3)3 + HCl =>
3 H2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 HCl
C2H4O = C + H2 + O2 =>
2 C2H4O = 4 C + 4 H2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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