| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2H6 + 3 O2 = 2 HBO2 + 2 H2O
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
NaHCO3 + Ca(OH)2 = H2O + Na2CO3 + CaCO3 =>
2 NaHCO3 + Ca(OH)2 = 2 H2O + Na2CO3 + CaCO3
BaCl2 + CuSO4 = BaCu + Cl2SO4 =>
BaCl2 + CuSO4 = BaCu + Cl2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
BaCl2 + KI = BaK + Cl2I =>
BaCl2 + KI = BaK + Cl2I
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
Nb2O5 + H2O = HNbO3 =>
Nb2O5 + H2O = 2 HNbO3
BaCl2 + NaOH = BaOH + NaCl2 =>
BaCl2 + NaOH = BaOH + NaCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3(g) = N2(g) + H2(g) =>
2 NH3(g) = N2(g) + 3 H2(g)
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + PbSO4 =>
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + PbSO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeCl2(aq) + NaOH(aq) = Fe(OH)2(s) + NaCl =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2(s) + 2 NaCl
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3 =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + PbSO4 =>
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + PbSO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
[Al(OH)4] + HCl = Al + H2O + Cl =>
[Al(OH)4] + 4 HCl = Al + 4 H2O + 4 Cl
C(s) + CO2(g) = CO(g) =>
C(s) + CO2(g) = 2 CO(g)
CuSO4 + KI = CuI + KSO4 =>
CuSO4 + KI = CuI + KSO4
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Ba(OH)2 + KHP = Ba(KP)2 + H2O =>
Ba(OH)2 + 2 KHP = Ba(KP)2 + 2 H2O
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
X + Y = XY =>
X + Y = XY
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
X + Y = XY =>
X + Y = XY
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
X + Y + Z = XZY3 =>
X + 3 Y + Z = XZY3
CuSO4 + NaOH = CuOH + NaSO4 =>
CuSO4 + NaOH = CuOH + NaSO4
H2So4 + Ca(OH)2 = CaSo4 + H2O =>
H2So4 + Ca(OH)2 = CaSo4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Ag + HNO3 = AgNO3 + H2O + NO2 =>
Ag + 2 HNO3 = AgNO3 + H2O + NO2
H2O + XY = H2Y + XO =>
H2O + XY = H2Y + XO
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KMnO4 + HBr = MnBr2 + KBr + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 5 Br2 + 8 H2O
He + Ar = HeAr =>
He + Ar = HeAr
C10H16N2O8 + Ca(OH)2 + NaOH = C10H12N2Na2O8Ca*2H2O + H2O =>
C10H16N2O8 + Ca(OH)2 + 2 NaOH = C10H12N2Na2O8Ca*2H2O + 2 H2O
Na2S2O3 + KMnO4 = NaMnO4 + K2S2O3 =>
Na2S2O3 + 2 KMnO4 = 2 NaMnO4 + K2S2O3
HCl = (HCl)10 =>
10 HCl = (HCl)10
C10H16N2O8 + Mg(OH)2 + NaOH = C10H12N2Na2O8Mg*2H2O + H2O =>
C10H16N2O8 + Mg(OH)2 + 2 NaOH = C10H12N2Na2O8Mg*2H2O + 2 H2O
Ca(NO3)2 = CaO + O2 + NO2 =>
2 Ca(NO3)2 = 2 CaO + O2 + 4 NO2
H2S + HNO3 = NO + S + H2O =>
3 H2S + 2 HNO3 = 2 NO + 3 S + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/12/16
Équations équilibrées sur08/11/15
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