| Équations équilibrées la veille |
HCCCH3 + H2 = H2CCHCH3
Ba(C2H3O2)2 + NaOH = Ba(OH)2 + NaC2H3O2 =>
Ba(C2H3O2)2 + 2 NaOH = Ba(OH)2 + 2 NaC2H3O2
O2 + H2S = H2SO4 =>
2 O2 + H2S = H2SO4
Fe(s) + NiCl2(aq) = Ni(s) + FeCl2(aq) =>
Fe(s) + NiCl2(aq) = Ni(s) + FeCl2(aq)
Zn(OH)2() + HNO3() = Zn(NO3)2() + H2O() =>
Zn(OH)2() + 2 HNO3() = Zn(NO3)2() + 2 H2O()
Fe + S = FeS* =>
Fe + S = FeS*
K2Cr2O7 + (NH4)2S + H2SO4 = Cr2(SO4)3 + N2 + K2SO4 + H2O =>
7 K2Cr2O7 + 3(NH4)2S + 25 H2SO4 = 7 Cr2(SO4)3 + 3 N2 + 7 K2SO4 + 37 H2O
C9H11NO + O2 = CO2 + H2O + N =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 4 N
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C9H11NO + O2 = CO2 + H2O + NO =>
4 C9H11NO + 47 O2 = 36 CO2 + 22 H2O + 4 NO
Cl2 + BeI2 = BeCl2 + I2 =>
Cl2 + BeI2 = BeCl2 + I2
C9H11NO + O2 = CO2 + H2O + N2 =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 2 N2
HClO4 = HCl + O2 =>
HClO4 = HCl + 2 O2
CO2 + SO2 = CS2 + O2 =>
CO2 + 2 SO2 = CS2 + 3 O2
C9H11NO + O2 = CO2 + H2O + N2 =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 2 N2
CuS + CO2 = CuSO4 + C =>
CuS + 2 CO2 = CuSO4 + 2 C
H4NO2(g) = N2(g) + H2O(g) =>
2 H4NO2(g) = N2(g) + 4 H2O(g)
C9H11NO + O2 = CO2 + H2O + N2 =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 2 N2
C9H11NO + O2 = CO2 + H2O + N =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 4 N
(H2SO4) + NaOH = (Na2SO4) + H2O =>
(H2SO4) + 2 NaOH = (Na2SO4) + 2 H2O
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I2(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + I2(l)
B(s) + Cl2(g) = BCl3(i) =>
2 B(s) + 3 Cl2(g) = 2 BCl3(i)
C9H11NO + O2 = CO2 + H2O + N =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 4 N
C9H11NO + O2 = CO2 + H2O + NO =>
4 C9H11NO + 47 O2 = 36 CO2 + 22 H2O + 4 NO
C9H11NO + O2 = CO2 + H2O + N2 =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 2 N2
C9H11NO + O2 = CO2 + H2O + NO =>
4 C9H11NO + 47 O2 = 36 CO2 + 22 H2O + 4 NO
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I2(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + I2(l)
SN + O2 + H2 = SN(HO)4 =>
SN + 2 O2 + 2 H2 = SN(HO)4
SrS + KI = K2S + SrI2 =>
SrS + 2 KI = K2S + SrI2
Zn3P2 + HCl = ZnCl2 + PH3 =>
Zn3P2 + 6 HCl = 3 ZnCl2 + 2 PH3
Cl2(g) + I{-}(aq) = I2(s) + Cl{-}(aq) =>
Cl2(g) + 2 I{-}(aq) = I2(s) + 2 Cl{-}(aq)
Cr(NO3)3 + KOH = Cr(OH)3 + KNO3 =>
Cr(NO3)3 + 3 KOH = Cr(OH)3 + 3 KNO3
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + 2 I(l)
B(s) + Cl2(g) = BCl3(s) =>
2 B(s) + 3 Cl2(g) = 2 BCl3(s)
Ag + HNO2 = NO + H2O + AgNO3 =>
Ag + 4 HNO2 = 3 NO + 2 H2O + AgNO3
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + 2 I(l)
Cl2(g) + I{-}(aq) = I2(s) + Cl{-}(aq) =>
Cl2(g) + 2 I{-}(aq) = I2(s) + 2 Cl{-}(aq)
PBr3(s) + H2O(l) = H3PO3(aq) + HBr(aq) =>
PBr3(s) + 3 H2O(l) = H3PO3(aq) + 3 HBr(aq)
C9H11NO + O2 = CO2 + H2O + N =>
4 C9H11NO + 45 O2 = 36 CO2 + 22 H2O + 4 N
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + 2 I(l)
Sn + O2 + H2 = Sn(HO)4 =>
Sn + 2 O2 + 2 H2 = Sn(HO)4
CH3CH(OH)CH2CH3 = CH3C(O)CH2CH3 + H2 =>
CH3CH(OH)CH2CH3 = CH3C(O)CH2CH3 + H2
B(s) + Cl2(g) = BCl3 =>
2 B(s) + 3 Cl2(g) = 2 BCl3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Cl2(g) + I{-}(aq) = I2(s) + Cl{-}(aq) =>
Cl2(g) + 2 I{-}(aq) = I2(s) + 2 Cl{-}(aq)
Cl2(g) + I{-}(aq) = Cl{-}(aq) + I(l) =>
Cl2(g) + 2 I{-}(aq) = 2 Cl{-}(aq) + 2 I(l)
NH4HCO3 + HNO3 = NH4NO2 + H2O + CO2 =>
5 NH4HCO3 + 3 HNO3 = 4 NH4NO2 + 6 H2O + 5 CO2
K2SiO3 + HF = KF + Si2F8 + H2O =>
2 K2SiO3 + 12 HF = 4 KF + Si2F8 + 6 H2O
PBr3(s) + H2O(l) = H3PO3(aq) + HBr(aq) =>
PBr3(s) + 3 H2O(l) = H3PO3(aq) + 3 HBr(aq)
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Équations équilibrées sur11/13/24
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