| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
HNO3 + Ca(OH)2 = H2O + Ca(NO3)2 =>
2 HNO3 + Ca(OH)2 = 2 H2O + Ca(NO3)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HCl + K2Cr2O7 = KCl + CrCl3 + H2O + Cl =>
14 HCl + K2Cr2O7 = 2 KCl + 2 CrCl3 + 7 H2O + 6 Cl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na2S2O4 + NaOH = Na2SO3 + Na2S + H2O =>
3 Na2S2O4 + 6 NaOH = 5 Na2SO3 + Na2S + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
Na2B4O7*10H2O(borax) + H2SO4 = Na2SO4 + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + H2SO4 = Na2SO4 + 4 H3BO3 + 5 H2O
C18H38 + O2 = C + H2O(g) =>
2 C18H38 + 19 O2 = 36 C + 38 H2O(g)
K + S = KS2 =>
K + 2 S = KS2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HNO3 + CaOH = Ca(NO3) + H2O =>
HNO3 + CaOH = Ca(NO3) + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
(CH3(CH2)4CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)4CH3) + 19 O2 = 12 CO2 + 14 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
C2H5 + O2 = CO2 + H2O =>
4 C2H5 + 13 O2 = 8 CO2 + 10 H2O
NaCl + Hg2(NO3)2 = Hg2Cl2 + NaNO3 =>
2 NaCl + Hg2(NO3)2 = Hg2Cl2 + 2 NaNO3
Cu + HNO3 = NO2 + H2O + Cu(NO3)2 =>
Cu + 4 HNO3 = 2 NO2 + 2 H2O + Cu(NO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2Co3 + NaOH = Na2OH + NaCo3 =>
Na2Co3 + NaOH = Na2OH + NaCo3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g)
Na2CO3 + NaOH = Na2OH + NaCO3 =>
Na2CO3 + NaOH = Na2OH + NaCO3
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
Na2CO3 + NaOH = Na2OH + NaCO3 =>
Na2CO3 + NaOH = Na2OH + NaCO3
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
HClO4(l) + P2O5(s) = Cl2O7(l) + HPO3(s) =>
2 HClO4(l) + P2O5(s) = Cl2O7(l) + 2 HPO3(s)
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
BaCl2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HCl(aq) =>
3 BaCl2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HCl(aq)
AlO3 + HCl = AlCl + H2O + O2 =>
4 AlO3 + 4 HCl = 4 AlCl + 2 H2O + 5 O2
CuSO4 + NH4Cl = CuCl2 + (NH4)2(SO4) =>
CuSO4 + 2 NH4Cl = CuCl2 + (NH4)2(SO4)
Na2Co3 + NaOH = Na2OH + NaCo3 =>
Na2Co3 + NaOH = Na2OH + NaCo3
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
Cr2(SO4)3 + (NH4)2CO3 = Cr2(CO3)3 + SO4(NH4)2 =>
Cr2(SO4)3 + 3(NH4)2CO3 = Cr2(CO3)3 + 3 SO4(NH4)2
CuS + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
K + H2SO4 = K2SO4 + H2S + H2O =>
8 K + 5 H2SO4 = 4 K2SO4 + H2S + 4 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Zn(OH)2 + H2Cr2O7 = ZnCrO4 + H2O =>
2 Zn(OH)2 + H2Cr2O7 = 2 ZnCrO4 + 3 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H{+}(aq) + I{-}(aq) + IO3{-}(aq) = I2(aq) + H2O(l) =>
6 H{+}(aq) + 5 I{-}(aq) + IO3{-}(aq) = 3 I2(aq) + 3 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/30/16
Équations équilibrées sur09/29/15
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