| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ba + 3 O2 = 2 BaO3
MgCl2 + NOH = NCl + Mg(OH)2 =>
MgCl2 + 2 NOH = 2 NCl + Mg(OH)2
W + NaOH + O2 = NaWO4 + H2O =>
4 W + 4 NaOH + 7 O2 = 4 NaWO4 + 2 H2O
Cu{+2} + (PO4){-3} = Cu3(PO4)2 =>
3 Cu{+2} + 2(PO4){-3} = Cu3(PO4)2
K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + K2 + Zn3 =>
2 K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + 2 K2 + 2 Zn3
K2Cr2O7 + C3H8O2 + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H4O4 + H2O =>
4 K2Cr2O7 + 3 C3H8O2 + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 3 C3H4O4 + 22 H2O
C5H12 + O2 = C2H3O2 + H2O =>
8 C5H12 + 29 O2 = 20 C2H3O2 + 18 H2O
CuO(s) + H2(g) = Cu(s) + H2O(l) =>
CuO(s) + H2(g) = Cu(s) + H2O(l)
Fe(OH)3 + NHO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 NHO3 = Fe(NO3)3 + 3 H2O
HNO2 + Cu(OH)2 = Cu(NO2)2 + H2O =>
2 HNO2 + Cu(OH)2 = Cu(NO2)2 + 2 H2O
CaCO3 + MCl = CaCl2 + CO2 + M2O =>
CaCO3 + 2 MCl = CaCl2 + CO2 + M2O
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
Zn + CO = ZnO + C =>
Zn + CO = ZnO + C
MgCO3 + BaCl2 = BaCO3 + MgCl2 =>
MgCO3 + BaCl2 = BaCO3 + MgCl2
Cr + H2O = CrH2O =>
Cr + H2O = CrH2O
KBr + AgNO3 + HNO3 = K(NO3)2 + AgBr + H =>
KBr + AgNO3 + HNO3 = K(NO3)2 + AgBr + H
Cu + ZnCl2 = CuCl2 + Zn =>
Cu + ZnCl2 = CuCl2 + Zn
Mg{2+} + NO3{-} = Mg(NO3)2 =>
Mg{2+} + 2 NO3{-} = Mg(NO3)2
C3H8O3 + K = C3H5O3K + H2 =>
2 C3H8O3 + 2 K = 2 C3H5O3K + 3 H2
PBO(s) + NH3(g) = N2(g) + H2O(s) + PB(s) =>
3 PBO(s) + 2 NH3(g) = N2(g) + 3 H2O(s) + 3 PB(s)
K2Cl2O = KCl + O =>
K2Cl2O = 2 KCl + O
MnO2 + K2CO3 + Ca(NO3)2 = K2MnO4 + Ca(NO2)2 + CO2 =>
2 MnO2 + 2 K2CO3 + Ca(NO3)2 = 2 K2MnO4 + Ca(NO2)2 + 2 CO2
Ca + Sn(NO3)3 = Sn + Ca(NO3)2 =>
3 Ca + 2 Sn(NO3)3 = 2 Sn + 3 Ca(NO3)2
Na2C2O2 + KMnO4 + H2SO4 = MnSO4 + CO2 + K2SO4 + Na2SO4 + H2O =>
5 Na2C2O2 + 6 KMnO4 + 14 H2SO4 = 6 MnSO4 + 10 CO2 + 3 K2SO4 + 5 Na2SO4 + 14 H2O
Ni(No3)2(aq) + Na2S(aq) = NiS(s) + NaNo3(aq) =>
Ni(No3)2(aq) + Na2S(aq) = NiS(s) + 2 NaNo3(aq)
S + Hg(NO3)2 = HgS + NO3 =>
S + Hg(NO3)2 = HgS + 2 NO3
NH4(NO3)(s) = N2O(g) + H2O(l) =>
NH4(NO3)(s) = N2O(g) + 2 H2O(l)
HClO3 = ClO2 + HClO4 + H2O =>
3 HClO3 = 2 ClO2 + HClO4 + H2O
NaCI + NaOH = Na2CI(OH) =>
NaCI + NaOH = Na2CI(OH)
GaCl3 + K2SO4 = KCl + Ga2(SO4)3 =>
2 GaCl3 + 3 K2SO4 = 6 KCl + Ga2(SO4)3
MnCl + KOH = KCl + MnOH =>
MnCl + KOH = KCl + MnOH
KO2 + H2O = KOH + O2 =>
4 KO2 + 2 H2O = 4 KOH + 3 O2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
N + C + O + H = NCOH =>
N + C + O + H = NCOH
Bi(NO3)3 + K2SnO2 + KOH = Bi + K2SnO3 + KNO3 + HNO2 =>
2 Bi(NO3)3 + 6 K2SnO2 + 3 KOH = 2 Bi + 6 K2SnO3 + 3 KNO3 + 3 HNO2
HCl + PBO = PBCl2 + H2O =>
2 HCl + PBO = PBCl2 + H2O
K2Cr2O7 + H2SO4 + CH2O = CO2 + K2SO4 + H2O + Cr4(SO4)6 =>
2 K2Cr2O7 + 8 H2SO4 + 3 CH2O = 3 CO2 + 2 K2SO4 + 11 H2O + Cr4(SO4)6
C12H26 + HNO3 = NO2 + H2O + CO2 =>
C12H26 + 74 HNO3 = 74 NO2 + 50 H2O + 12 CO2
C3H4 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
35 C3H4 + 22 KMnO4 + 33 H2SO4 = 15 C6H5COOH + 11 K2SO4 + 22 MnSO4 + 58 H2O
NaNO3 + Na2SO4 = NaNO3Na2SO4 =>
NaNO3 + Na2SO4 = NaNO3Na2SO4
CH2(OH)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2(CO)(oh) + H2O =>
2 CH2(OH)CH2CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 2 CH3CH2(CO)(oh) + 7 H2O
BrAg + NH3 = Ag(NH3)2 + Br =>
BrAg + 2 NH3 = Ag(NH3)2 + Br
NaOH + AIPO4 = Na3PO4 + AI(OH)3 =>
3 NaOH + AIPO4 = Na3PO4 + AI(OH)3
C9H11NO2 + O2 = CO2 + H2O + N2O3 =>
2 C9H11NO2 + 23 O2 = 18 CO2 + 11 H2O + N2O3
KOH + I2 + N2 = KNO3 + KI + H2O =>
12 KOH + 5 I2 + N2 = 2 KNO3 + 10 KI + 6 H2O
Pb + NH3 = Pb(NH3)2 =>
Pb + 2 NH3 = Pb(NH3)2
MnO4({-}1) + SO3({-}2) + H({+}1) = Mn({+}2) + SO4({-}2) + H2O =>
MnO4({-}1) + 3 SO3({-}2) + 2 H({+}1) = Mn({+}2) + 3 SO4({-}2) + H2O
Fe2O3 + KCl = KO3 + Fe2Cl =>
Fe2O3 + KCl = KO3 + Fe2Cl
K + Pb(NO3)2 = K2Pb + NO3 =>
2 K + Pb(NO3)2 = K2Pb + 2 NO3
C17H35COONa + HOH = C17H35COOH + NaOH =>
C17H35COONa + HOH = C17H35COOH + NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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Équations équilibrées sur12/24/23
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