| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H6O2 + 10 HNO3 = 2 CO2 + 8 H2O + 10 NO2
Cr2(SO4)3 + H2O = Cr(OH)3 + H2SO4 =>
Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO4
H2SO4 + Cl2 = HCl + SO4 =>
H2SO4 + Cl2 = 2 HCl + SO4
C3H8O3 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C3H8O3 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 41 H2O + 7 K2SO4 + 14 MnSO4
HI + CuO = H2O + CuI2 =>
2 HI + CuO = H2O + CuI2
Fe + KNO3 = Fe2O3 + N2 + K2O =>
10 Fe + 6 KNO3 = 5 Fe2O3 + 3 N2 + 3 K2O
Sr(OH)2 + H2O = SrO2H3 + OH =>
Sr(OH)2 + H2O = SrO2H3 + OH
Fe2O3 + Cl = FeCl3 + O =>
Fe2O3 + 6 Cl = 2 FeCl3 + 3 O
PbO + NaOH + H2O = Na4[Pb(OH)6] =>
PbO + 4 NaOH + H2O = Na4[Pb(OH)6]
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
PbO2 + NaOH + Cr2(SO4)3 = Pb(OH)2 + Na2SO4 + Na2CrO4 + H2O =>
3 PbO2 + 10 NaOH + Cr2(SO4)3 = 3 Pb(OH)2 + 3 Na2SO4 + 2 Na2CrO4 + 2 H2O
N8 + O2 = N2O =>
N8 + 2 O2 = 4 N2O
Ca3P2 + KMnO4 + H2SO4 = Ca3(PO4)2 + MnSO4 + K2SO4 + H2O =>
5 Ca3P2 + 16 KMnO4 + 24 H2SO4 = 5 Ca3(PO4)2 + 16 MnSO4 + 8 K2SO4 + 24 H2O
Pb(No3)2(aq) + Na2S(aq) = PbS(s) + NaNo3(aq) =>
Pb(No3)2(aq) + Na2S(aq) = PbS(s) + 2 NaNo3(aq)
N2(s) + O2(g) = NO2(g) =>
N2(s) + 2 O2(g) = 2 NO2(g)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
HBr(aq) = H + Br =>
HBr(aq) = H + Br
Cu + H2SO4 + H2O2 = Cu2SO4 + H2O =>
2 Cu + H2SO4 + H2O2 = Cu2SO4 + 2 H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
MgO + C + Cl2 = MgCl2 + CO =>
MgO + C + Cl2 = MgCl2 + CO
Cr(NO3)3 = Cr + N + O =>
Cr(NO3)3 = Cr + 3 N + 9 O
Hg + HCl = Hg2Cl2 + H =>
2 Hg + 2 HCl = Hg2Cl2 + 2 H
Ce(IO3)4 = Ce{4+} + IO3{-} =>
Ce(IO3)4 = Ce{4+} + 4 IO3{-}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgNO3 + KH2PO4 = Ag3PO4 + KNO3 + HNO3 =>
3 AgNO3 + KH2PO4 = Ag3PO4 + KNO3 + 2 HNO3
CH3CHCH3CHNH2COOH + O2 = CO2 + H2O + N2 =>
4 CH3CHCH3CHNH2COOH + 27 O2 = 20 CO2 + 22 H2O + 2 N2
(CaO)3SiO2 + H2O = Ca3Si2O7(H2O)3 + Ca(OH)2 =>
2(CaO)3SiO2 + 6 H2O = Ca3Si2O7(H2O)3 + 3 Ca(OH)2
SO2 + HCl = SOCl2 + H2O =>
SO2 + 2 HCl = SOCl2 + H2O
Al(OH)3(s) + H2SO4(ac) = Al2(SO4)3(ac) + H2O =>
2 Al(OH)3(s) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 6 H2O
NaO + H2O = Na(OH)2 =>
NaO + H2O = Na(OH)2
HONH2 + HCl = HONH3 + Cl =>
HONH2 + HCl = HONH3 + Cl
LiOH + Fe2O3 = Li5FeO4 + H2O =>
10 LiOH + Fe2O3 = 2 Li5FeO4 + 5 H2O
CH3COOH + Cl2 = CH2ClCOOH + HCl =>
CH3COOH + Cl2 = CH2ClCOOH + HCl
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
MgCO3(s) + H2SO4(aq) = CO2 + H2O + MgSO4 =>
MgCO3(s) + H2SO4(aq) = CO2 + H2O + MgSO4
KBrO3 + H2S = KBr + H2O + S =>
KBrO3 + 3 H2S = KBr + 3 H2O + 3 S
PbS2 + HCl = PbCl4 + H2S =>
PbS2 + 4 HCl = PbCl4 + 2 H2S
[Co(NH3)5SO4]NO3 + NaOH = NaNO3 + Na2SO4 + NH3 + Co(OH)2 + H2O =>
8[Co(NH3)5SO4]NO3 + 25 NaOH = 9 NaNO3 + 8 Na2SO4 + 39 NH3 + 8 Co(OH)2 + 6 H2O
KMnO4 + H2SO4 + CH4 = K2SO4 + MnSO4 + H2O + CO2 =>
8 KMnO4 + 12 H2SO4 + 5 CH4 = 4 K2SO4 + 8 MnSO4 + 22 H2O + 5 CO2
K2CrO4 + KOH + SnCl2 + H2O = K3(Cr(OH)6) + KCl + K2(Sn(OH)6) =>
2 K2CrO4 + 14 KOH + 3 SnCl2 + 8 H2O = 2 K3(Cr(OH)6) + 6 KCl + 3 K2(Sn(OH)6)
K2SO4 + Na2CO3 = K2CO3 + Na2SO4 =>
K2SO4 + Na2CO3 = K2CO3 + Na2SO4
(NH4)2U2O7 + HNO3 = UO2(NO3)2 + (NH4)NO3 + H2O =>
(NH4)2U2O7 + 6 HNO3 = 2 UO2(NO3)2 + 2(NH4)NO3 + 3 H2O
Ce(SO4)2 + NaOH = Ce(OH)4 + Na2SO4 =>
Ce(SO4)2 + 4 NaOH = Ce(OH)4 + 2 Na2SO4
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2 =>
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2
NaNO3(aq) + KI(aq) = KNO3(aq) + NaI(aq) =>
NaNO3(aq) + KI(aq) = KNO3(aq) + NaI(aq)
H3P + O2 = H2O + P4 =>
4 H3P + 3 O2 = 6 H2O + P4
K2Cr2O7 + NaCl + H2SO4 = CrO2Cl2 + KHSO4 + NaHSO4 + H2O =>
K2Cr2O7 + 4 NaCl + 6 H2SO4 = 2 CrO2Cl2 + 2 KHSO4 + 4 NaHSO4 + 3 H2O
CuI2 + Br = BrI + Cu2 =>
2 CuI2 + 4 Br = 4 BrI + Cu2
Ba3(PO4)2 = Ba{2+} + PO4{3-} =>
Ba3(PO4)2 = 3 Ba{2+} + 2 PO4{3-}
C6H4CH3NO2 + KMnO4 + H2SO4 = C6H4COOHNO2 + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3NO2 + 6 KMnO4 + 9 H2SO4 = 5 C6H4COOHNO2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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