| Équations équilibrées la veille |
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Co(OH)3 = Co2O3 + H2O =>
2 Co(OH)3 = Co2O3 + 3 H2O
BaCr2O7 + LiOH = LiCr2O7 + BaOH =>
BaCr2O7 + LiOH = LiCr2O7 + BaOH
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Au3O2 = Au + O2 =>
Au3O2 = 3 Au + O2
ZnCl2NaOH = ZnOHNaCl2 =>
ZnCl2NaOH = ZnOHNaCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MgCl2 + HgNO3 = HgCl + Mg(NO3)2 =>
MgCl2 + 2 HgNO3 = 2 HgCl + Mg(NO3)2
HNO3 + PBO = PB(NO3)2 + H2O =>
2 HNO3 + PBO = PB(NO3)2 + H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KF + Sr(NO3)2 = SrF2 + K(NO3) =>
2 KF + Sr(NO3)2 = SrF2 + 2 K(NO3)
K + F2 = KF =>
2 K + F2 = 2 KF
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NiS + HNO3 = Ni(NO3)2 + NO + S + H2O =>
3 NiS + 8 HNO3 = 3 Ni(NO3)2 + 2 NO + 3 S + 4 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CH3OH + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
6 CH3OH + 2 KMnO4 + 2 H2SO4 = 3 CH3COOH + Mn2SO4 + K2SO4 + 8 H2O
KCl + Ba(OH)2 = BaCl2 + K(OH) =>
2 KCl + Ba(OH)2 = BaCl2 + 2 K(OH)
I2 + NaOH = NaOI + NaI + H2O =>
I2 + 2 NaOH = NaOI + NaI + H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NaCl + ZnO2 = NaO + ZnCl2 =>
2 NaCl + ZnO2 = 2 NaO + ZnCl2
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2
As2O3 + AgNO3 = Ag3AsO4 + NO3 + As =>
4 As2O3 + 9 AgNO3 = 3 Ag3AsO4 + 9 NO3 + 5 As
SO2NaOH = NaSO2OH =>
SO2NaOH = NaSO2OH
C16H10N2O2 + O2 = CO2 + N2 + H2O =>
2 C16H10N2O2 + 35 O2 = 32 CO2 + 2 N2 + 10 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
B4O7{2-} + H3O{+} + CH3OH = B(OCH3)3 + H2O =>
B4O7{2-} + 2 H3O{+} + 12 CH3OH = 4 B(OCH3)3 + 9 H2O
H + Na2O2 = Na + H2O =>
4 H + Na2O2 = 2 Na + 2 H2O
Na2SO4 + O2 = NaO + SO4 =>
Na2SO4 + O2 = 2 NaO + SO4
HBrO + NaBrO = BrO + NaBrOH =>
HBrO + NaBrO = BrO + NaBrOH
Cl2OCa(OH)2 = Ca(ClO)2H2O =>
Cl2OCa(OH)2 = Ca(ClO)2H2O
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Na2SO4(aq) + CuSO4(aq) = Cu2SO4(s) + NaSO4(aq) =>
Na2SO4(aq) + 2 CuSO4(aq) = Cu2SO4(s) + 2 NaSO4(aq)
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4 + CrO4 = N + Cr2O3 + H2O =>
5 NH4 + 4 CrO4 = 5 N + 2 Cr2O3 + 10 H2O
CH3CH2NH2 + NaBrO = CH3CN + NaBr + H2O =>
CH3CH2NH2 + 2 NaBrO = CH3CN + 2 NaBr + 2 H2O
ZnCO3 + H2SO4 = O4SZn + H2O + CO2 =>
ZnCO3 + H2SO4 = O4SZn + H2O + CO2
K3Po4 + HCI = KCI + H3Po4 =>
K3Po4 + 3 HCI = 3 KCI + H3Po4
K2CO3 + AgCl = Ag + KCl + CO2 + O2 =>
2 K2CO3 + 4 AgCl = 4 Ag + 4 KCl + 2 CO2 + O2
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaNO3 + H2SO4 = NaHSO4 + HNO3 =>
NaNO3 + H2SO4 = NaHSO4 + HNO3
C7 + H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7 + H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Cr3Sb2 + H2O = Cr(OH)2 + SbH3 =>
Cr3Sb2 + 6 H2O = 3 Cr(OH)2 + 2 SbH3
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