| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 NH3 + H2O = 2 Cr(OH)3 + 2 KOH + N2
ZnF2 + CaBr2 = CaF2 + ZnBr2 =>
ZnF2 + CaBr2 = CaF2 + ZnBr2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
Cr2O3 + Mg = MgO + Cr =>
Cr2O3 + 3 Mg = 3 MgO + 2 Cr
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
CaO(s) + C(s) = CaC2(s) + CO2(g) =>
2 CaO(s) + 5 C(s) = 2 CaC2(s) + CO2(g)
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CaCO3 + HCl = CO2 + H2O + CaCl2 =>
CaCO3 + 2 HCl = CO2 + H2O + CaCl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + H2O = H2 + Mg(OH)2 =>
Mg + 2 H2O = H2 + Mg(OH)2
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
NH4{+} + O2 = NO2{-} + H{+} =>
NH4{+} + O2 = NO2{-} + 4 H{+}
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
MoS2(s) + O2(g) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(g) = 2 MoO3(s) + 4 SO2(g)
C6H6NH3Cl + NaHCO3 = C6H6NH2 + CO2(bubble) + NaCl + H2O =>
C6H6NH3Cl + NaHCO3 = C6H6NH2 + CO2(bubble) + NaCl + H2O
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
H2SO4 + KHCO3 = K2SO4 + CO2 + H2O =>
H2SO4 + 2 KHCO3 = K2SO4 + 2 CO2 + 2 H2O
C6H6NH3Cl + NaHCO3 = C6H6NH2 + CO2 + NaCl + H2O =>
C6H6NH3Cl + NaHCO3 = C6H6NH2 + CO2 + NaCl + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
H2SO4 + Al = H2 + Al2(SO4)3 =>
3 H2SO4 + 2 Al = 3 H2 + Al2(SO4)3
KI + PB(NO3)2 = KNO3 + PBI2 =>
2 KI + PB(NO3)2 = 2 KNO3 + PBI2
PbO3Na2 + NaOH + As = AsO4Na3 + Pb + H2O =>
5 PbO3Na2 + 2 NaOH + 4 As = 4 AsO4Na3 + 5 Pb + H2O
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq) =>
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq)
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
NaOH + Pb(NO3)2 = Pb(OH)2 + NaNO3 =>
2 NaOH + Pb(NO3)2 = Pb(OH)2 + 2 NaNO3
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
H2O + S = H2S + O2 =>
2 H2O + 2 S = 2 H2S + O2
Cl2 + O3 = Cl2O7 =>
3 Cl2 + 7 O3 = 3 Cl2O7
Pb(NO3)2 + K2SO4 = KNO3 + PbSO4 =>
Pb(NO3)2 + K2SO4 = 2 KNO3 + PbSO4
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
Na2CrO4 + Pb(C2H3O2)2 = NaC2H3O2 + PbCrO4 =>
Na2CrO4 + Pb(C2H3O2)2 = 2 NaC2H3O2 + PbCrO4
HClO4 + P4O10 = Cl2O7 + H2P4O11 =>
2 HClO4 + P4O10 = Cl2O7 + H2P4O11
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH2CH2COOH + O2 = H2O + CO2 + N2 =>
4 NH2CH2COOH + 9 O2 = 10 H2O + 8 CO2 + 2 N2
SiCl4(l) + Mg(s) = Si(s) + MgCl2(s) =>
SiCl4(l) + 2 Mg(s) = Si(s) + 2 MgCl2(s)
S + Mg = MgS =>
S + Mg = MgS
PbO3Na2 + NaOH + Sn = SnO3Na3 + Pb + H2O =>
3 PbO3Na2 + 6 NaOH + 4 Sn = 4 SnO3Na3 + 3 Pb + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
(C2H5)2(NH)2(l) + I2(g) = (C2H5)2N2(l) + HI(g) =>
(C2H5)2(NH)2(l) + I2(g) = (C2H5)2N2(l) + 2 HI(g)
SNCL2 + FECL3 = SNCL4 + FECL2 =>
SNCL2 + 2 FECL3 = SNCL4 + 2 FECL2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/05/14
Équations équilibrées sur11/04/13
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