| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HOCH2CH2N2 + 11 O2 = 4 N2 + 10 H2O + 8 CO2
Br{-} + KMnO4 + H{+} = Br2 + K{+} + MnO + H2O =>
10 Br{-} + 2 KMnO4 + 12 H{+} = 5 Br2 + 2 K{+} + 2 MnO + 6 H2O
Al2O3 + HBr = AlBr3 + H2O =>
Al2O3 + 6 HBr = 2 AlBr3 + 3 H2O
Cu(OH)2 + Ca(NO3)2 = Ca(OH)2 + Cu(NO3)2 =>
Cu(OH)2 + Ca(NO3)2 = Ca(OH)2 + Cu(NO3)2
KMnO4 + AlN = K3N + Al(MnO4)3 =>
3 KMnO4 + AlN = K3N + Al(MnO4)3
Nd2O3 + B + CeO2 = NdCeB12 + B2O2 =>
2 Nd2O3 + 62 B + 4 CeO2 = 4 NdCeB12 + 7 B2O2
Cu2OS + O2 = Cu2O + SO2 =>
Cu2OS + O2 = Cu2O + SO2
S + AgNO3 = AgS2 + NO3 =>
2 S + AgNO3 = AgS2 + NO3
MgCl2 + Na3PO4 + NH4 = MgNH4PO4 + Na + Cl =>
MgCl2 + Na3PO4 + NH4 = MgNH4PO4 + 3 Na + 2 Cl
C6H11N + O2 = CO2 + H2O + N2 =>
4 C6H11N + 35 O2 = 24 CO2 + 22 H2O + 2 N2
As + Cl = AsCl3 =>
As + 3 Cl = AsCl3
Pt + O2 = PtO2 =>
Pt + O2 = PtO2
C4H3F7O + NaOH = C4H2F6O + H2O + NaF =>
C4H3F7O + NaOH = C4H2F6O + H2O + NaF
CeO2 + C3H6 = Ce2O3 + CO2 + H2O =>
18 CeO2 + C3H6 = 9 Ce2O3 + 3 CO2 + 3 H2O
HAsO4 + LiOH = LiAsO4 + H2O =>
HAsO4 + LiOH = LiAsO4 + H2O
H2SO3 + NaCO3 = H2O + CO2 + NaSO3 =>
H2SO3 + NaCO3 = H2O + CO2 + NaSO3
CH3COOH + NaOH = H2O + CO2 + Na =>
CH3COOH + 8 NaOH = 6 H2O + 2 CO2 + 8 Na
Cu + HF = CuF + H =>
Cu + HF = CuF + H
CuO + SO4 = CuSO4 + O =>
CuO + SO4 = CuSO4 + O
Al2(SO4)3 + NaCH3COO + H2O = Al(OH)2CH3COO + CH3COOH + Na2SO4 =>
Al2(SO4)3 + 6 NaCH3COO + 4 H2O = 2 Al(OH)2CH3COO + 4 CH3COOH + 3 Na2SO4
CH4 + KMnO4 = CH4KMnO4 =>
CH4 + KMnO4 = CH4KMnO4
CO2 + H2S = C6H12O6 + H2O + S8 =>
12 CO2 + 24 H2S = 2 C6H12O6 + 12 H2O + 3 S8
Fe(SO4) + HNO3 + H2SO4 = NO + Fe(SO4)3 + H2O =>
3 Fe(SO4) + 4 HNO3 + 6 H2SO4 = 4 NO + 3 Fe(SO4)3 + 8 H2O
Al + H2O = Al2O3 + H6 =>
2 Al + 3 H2O = Al2O3 + H6
HNO3 + P2S3 = NO2 + S + H2O + H3PO4 =>
10 HNO3 + P2S3 = 10 NO2 + 3 S + 2 H2O + 2 H3PO4
N2 + H2O = H2 + NO =>
N2 + 2 H2O = 2 H2 + 2 NO
KOH + C = KOHC =>
KOH + C = KOHC
P + KOH + H2O = KH2PO4 + PH5 =>
2 P + KOH + 3 H2O = KH2PO4 + PH5
Rb(NO3)2 + K2 = KNO3 + Rb =>
Rb(NO3)2 + K2 = 2 KNO3 + Rb
NO2{-} + H{+} + S{2-} = NO{-} + S + H2O =>
NO2{-} + 2 H{+} + S{2-} = NO{-} + S + H2O
Hg(NO3)2 = HgO + O + NO2 =>
Hg(NO3)2 = HgO + O + 2 NO2
Al(s) + CuSO4(ac) = AlSO4 + Cu2 =>
2 Al(s) + 2 CuSO4(ac) = 2 AlSO4 + Cu2
H2 + S + Pb(NO3)2 = PbS + HNO3 =>
H2 + S + Pb(NO3)2 = PbS + 2 HNO3
P + KOH + H2O = KH2PO4 + PH5 =>
2 P + KOH + 3 H2O = KH2PO4 + PH5
K3(Fe(CN)6) + (NH4)2S = (NH4)3(Fe(CN)6) + K2S =>
2 K3(Fe(CN)6) + 3(NH4)2S = 2(NH4)3(Fe(CN)6) + 3 K2S
P + KOH + H2O = KH2PO4 + PH5 =>
2 P + KOH + 3 H2O = KH2PO4 + PH5
NaNO3 + H2SO2 = HNO2 + Na2SO4 =>
2 NaNO3 + H2SO2 = 2 HNO2 + Na2SO4
CuS = Cu + S =>
CuS = Cu + S
Cu + HNO3*H2O = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3*H2O = 3 Cu(NO3)2 + 2 NO + 12 H2O
Hg(ClO4)2 + NaCr2O7 = Hg(Cr2O7) + Na(ClO4)2 =>
Hg(ClO4)2 + NaCr2O7 = Hg(Cr2O7) + Na(ClO4)2
(b)Co(s) + P4(s) = Co3P2(s) =>
6(b)Co(s) + P4(s) = 2 Co3P2(s)
P + KOH + H2O = KH2PO4 + PH5 =>
2 P + KOH + 3 H2O = KH2PO4 + PH5
KMnO4 + NaHSO3 + NaOH = H2O + K2MnO4 + Na2MnO4 + Na2SO4 =>
2 KMnO4 + NaHSO3 + 3 NaOH = 2 H2O + K2MnO4 + Na2MnO4 + Na2SO4
H2S + CuSO4 = H2SO4(aq) + CuS =>
H2S + CuSO4 = H2SO4(aq) + CuS
CaC2(S) + H2O(g) = Ca(OH)2(S) + C2H2(g) =>
CaC2(S) + 2 H2O(g) = Ca(OH)2(S) + C2H2(g)
H2O + K2S2O8 + NH4Cl = KHSO4 + HNO3 + HCl =>
3 H2O + 4 K2S2O8 + NH4Cl = 8 KHSO4 + HNO3 + HCl
NaAlO2 + H2O = NaHO + Al(OH)3 =>
NaAlO2 + 2 H2O = NaHO + Al(OH)3
CH3NO2 + N2O + OH{-} = CO3{-}2 + H2O + N2 =>
2 CH3NO2 + 4 N2O + 2 OH{-} = 2 CO3{-}2 + 4 H2O + 5 N2
WC + NaNO3 + O2 = Na2WO4 + CO2 + NO2 =>
WC + 2 NaNO3 + 2 O2 = Na2WO4 + CO2 + 2 NO2
CuO + CO2 = CuCO3 = =>
CuO + CO2 = CuCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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