| Équations équilibrées la veille | Équations équilibrées le lendemain |
KNO2 + K2S2O5 = K3[ON(SO3)2]
FeBr3 + AgNo3 = Fe(No3)3 + AgBr =>
FeBr3 + 3 AgNo3 = Fe(No3)3 + 3 AgBr
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + KOH + NH3*H2O =>
2 K2CrO4 + 3(NH4)2S + 8 H2O = 2 Cr(OH)3 + 3 S + 4 KOH + 6 NH3*H2O
BaCl2(aq) + Ag2SO4(s) = AgCl(aq) + BaSO4(s) =>
BaCl2(aq) + Ag2SO4(s) = 2 AgCl(aq) + BaSO4(s)
Na2CO3 + Ca2 = Na2CO3(Ca2) =>
Na2CO3 + Ca2 = Na2CO3(Ca2)
N4 + H2 = NH2 =>
N4 + 4 H2 = 4 NH2
NaSCN + K2HPO4 + Fe{3+} = K{+} + FeSCN{2+} + Na2HPO4 =>
2 NaSCN + K2HPO4 + 2 Fe{3+} = 2 K{+} + 2 FeSCN{2+} + Na2HPO4
Na2S2O3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO3 + H2O =>
3 Na2S2O3 + 4 KMnO4 + 3 H2SO4 = 3 Na2SO4 + 4 MnSO4 + 2 K2SO3 + 3 H2O
CH3Cl + KMnO4 + H2SO4 = CH3ClO3 + MnO2 + KHSO4 + H2O =>
CH3Cl + 2 KMnO4 + 2 H2SO4 = CH3ClO3 + 2 MnO2 + 2 KHSO4 + H2O
H2O + XY = H2Y + XO =>
H2O + XY = H2Y + XO
K2Cr2O7 + H2S + H3PO4 = K3PO4 + CrPO4 + H2O + S =>
3 K2Cr2O7 + 9 H2S + 8 H3PO4 = 2 K3PO4 + 6 CrPO4 + 21 H2O + 9 S
LiCO3 + Zn(NO3)2 = ZnCO3 + Li(NO3)2 =>
LiCO3 + Zn(NO3)2 = ZnCO3 + Li(NO3)2
H + NaOH = H2O + Na2 =>
2 H + 2 NaOH = 2 H2O + Na2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaNO3 + H2O + CO2 = HNO3 + Na2CO3 =>
2 NaNO3 + H2O + CO2 = 2 HNO3 + Na2CO3
C31H52O3 + H2O = C6H5O7 + H3O =>
6 C31H52O3 + 754 H2O = 31 C6H5O7 + 555 H3O
(NH4)2PO4 + Mg(OH)2 = NH3 + H2O + MgPO4 =>
(NH4)2PO4 + Mg(OH)2 = 2 NH3 + 2 H2O + MgPO4
C6H12O6 = C3H7OH + CO2 + H =>
5 C6H12O6 = 6 C3H7OH + 12 CO2 + 12 H
Br{-} + H{+} + MnO4{-} = Br2 + H2O + Mn{2+} =>
10 Br{-} + 16 H{+} + 2 MnO4{-} = 5 Br2 + 8 H2O + 2 Mn{2+}
Rb2O + HNO3 = H2O + Rb(NO3) =>
Rb2O + 2 HNO3 = H2O + 2 Rb(NO3)
Na2CO3(aq) + H2SO4(l) = Na2SO4(s) + CO2(g) + H2O(l) =>
Na2CO3(aq) + H2SO4(l) = Na2SO4(s) + CO2(g) + H2O(l)
Ni2 + MnN = NiMn + N =>
Ni2 + 2 MnN = 2 NiMn + 2 N
CH3CH2Cl + Zn + HCl = CH3CH3 + ZnCl =>
CH3CH2Cl + 2 Zn + HCl = CH3CH3 + 2 ZnCl
KI + Mg(NO3)2 = KI(NO3)2 + Mg =>
KI + Mg(NO3)2 = KI(NO3)2 + Mg
C12H22O11 + NH4ClO4 = CO2 + H2O + N2 + Cl =>
C12H22O11 + 12 NH4ClO4 = 12 CO2 + 35 H2O + 6 N2 + 12 Cl
K2CrO7 + SNCl2 + HCl = CrCl2 + SNCl4 + KCl + H2O =>
K2CrO7 + 5 SNCl2 + 14 HCl = CrCl2 + 5 SNCl4 + 2 KCl + 7 H2O
K2Cr2O7 + FeCl3 = Fe2(Cr2O7)3 + KCl =>
3 K2Cr2O7 + 2 FeCl3 = Fe2(Cr2O7)3 + 6 KCl
CaO(s) + AlO(s) = Al2O3(s) + Ca(s) =>
CaO(s) + 2 AlO(s) = Al2O3(s) + Ca(s)
C3H7CHOHCHCH2OH + O2 = CO2 + H2O =>
4 C3H7CHOHCHCH2OH + 33 O2 = 24 CO2 + 26 H2O
HNO3 + Fe(OH)3 = Fe(NO3)3 + H2O =>
3 HNO3 + Fe(OH)3 = Fe(NO3)3 + 3 H2O
Al2(SO4)3 + (NH4)3PO3 = (NH4)2SO4 + AlPO3 =>
Al2(SO4)3 + 2(NH4)3PO3 = 3(NH4)2SO4 + 2 AlPO3
P4 + KMnO4 + H2O = KH2PO4 + K2HPO4 + MnO2 =>
3 P4 + 20 KMnO4 + 8 H2O = 4 KH2PO4 + 8 K2HPO4 + 20 MnO2
Br2(g) + NaOH(aq) = NaBrO(aq) + NaBr(aq) + H2O(l) =>
Br2(g) + 2 NaOH(aq) = NaBrO(aq) + NaBr(aq) + H2O(l)
C8H18() + O2() = CO2() + H2O() =>
2 C8H18() + 25 O2() = 16 CO2() + 18 H2O()
Al2O3(s) + C(s) = Al(l) + CO2(g) =>
2 Al2O3(s) + 3 C(s) = 4 Al(l) + 3 CO2(g)
NaNO3 + Na(Hg) + H2O = Na2N2O2 + NaOH + Hg =>
2 NaNO3 + 8 Na(Hg) + 4 H2O = Na2N2O2 + 8 NaOH + 8 Hg
Fe2O3 + C(s) = Fe(l) + CO2(g) =>
2 Fe2O3 + 3 C(s) = 4 Fe(l) + 3 CO2(g)
MgS + PbCl = MgCl + PbS =>
MgS + PbCl = MgCl + PbS
PbO2 = Pb12O19 + O =>
12 PbO2 = Pb12O19 + 5 O
Mn4 + O2 = MnO =>
Mn4 + 2 O2 = 4 MnO
Na + S4 = Na2S =>
8 Na + S4 = 4 Na2S
KI + AgNO3 = AgI(s) + KNO3 =>
KI + AgNO3 = AgI(s) + KNO3
H2SO4 + SnCO3 = CO2 + H2O + SnSO4 =>
H2SO4 + SnCO3 = CO2 + H2O + SnSO4
Sn + HCl = HSn + Cl =>
Sn + HCl = HSn + Cl
PbO2 + Cl{-} + OH{-} + H2O = ClO{-} + Pb(OH)3{-} =>
PbO2 + Cl{-} + OH{-} + H2O = ClO{-} + Pb(OH)3{-}
C6H10O5 + HNO3 = N2O3 + CO2 + H2O =>
C6H10O5 + 12 HNO3 = 6 N2O3 + 6 CO2 + 11 H2O
KI + HNO{3} = KNO{3} + NO + I{2} + H{2}O =>
KI + 5 HNO{3} = KNO{3} + 4 NO + I{2} + 5 H{2}O
C7H5Cl + O2 = CO2 + H2O + Cl2O7 =>
2 C7H5Cl + 20 O2 = 14 CO2 + 5 H2O + Cl2O7
CH3COOH + Mg(HCO3)2 = Mg(CH3COO)2 + H2O + CO2 =>
2 CH3COOH + Mg(HCO3)2 = Mg(CH3COO)2 + 2 H2O + 2 CO2
SnS + HNO3 = H2SnO3 + H2SO4 + NO2 + H2O =>
SnS + 10 HNO3 = H2SnO3 + H2SO4 + 10 NO2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/20/24
Équations équilibrées sur08/19/23
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