| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2Cr2O7 + 2 NaNO2 + 5 H2SO4 = Cr2(SO4)3 + 2 NaNO3 + 2 NaSO4 + 5 H2O
CH + Fe = Fe(C5H5)2 =>
10 CH + Fe = Fe(C5H5)2
NiO + O2 = NiO2 =>
2 NiO + O2 = 2 NiO2
H2(SO3) = H2 + SO3 =>
H2(SO3) = H2 + SO3
H2O2(s) + MnO2(s) = MnH2 + O2 =>
H2O2(s) + MnO2(s) = MnH2 + 2 O2
Ag + Ni2NO3 = AgNO3 + Ni =>
Ag + Ni2NO3 = AgNO3 + 2 Ni
NaOH + Cl2 = NaCl + NaClO4 + H2O =>
8 NaOH + 4 Cl2 = 7 NaCl + NaClO4 + 4 H2O
FeCl3 + NH4HS = Fe(HS)3 + NH4Cl =>
FeCl3 + 3 NH4HS = Fe(HS)3 + 3 NH4Cl
CaCO3 + KI = K2CO3 + CaI2 =>
CaCO3 + 2 KI = K2CO3 + CaI2
Eu2O3 + HNO3 = Eu(NO3)3 + H2O =>
Eu2O3 + 6 HNO3 = 2 Eu(NO3)3 + 3 H2O
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
KOH + HNO3 = KNO3 + HOH =>
KOH + HNO3 = KNO3 + HOH
HgHPO4 = Hg + H + P + O =>
HgHPO4 = Hg + H + P + 4 O
Li(s) + N2(g) = Li3N =>
6 Li(s) + N2(g) = 2 Li3N
BeSO4 = Be + SO4 =>
BeSO4 = Be + SO4
Ba(OH)2 + Fe2(SO4)3 = Fe(OH)3 + BaSO4 =>
3 Ba(OH)2 + Fe2(SO4)3 = 2 Fe(OH)3 + 3 BaSO4
C14H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
C14H14 + 2 KMnO4 + 3 H2SO4 = 2 C7H6O2 + 2 MnSO4 + K2SO4 + 4 H2O
KOH + KH2PO4 = K3PO4 + H2O =>
2 KOH + KH2PO4 = K3PO4 + 2 H2O
N2O5 + NH3 = N2 + H2O =>
3 N2O5 + 10 NH3 = 8 N2 + 15 H2O
K2CO3(aq) + SnCl4(aq) = Sn(CO3)2(s) + KCl(aq) =>
2 K2CO3(aq) + SnCl4(aq) = Sn(CO3)2(s) + 4 KCl(aq)
(a)FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2(a)FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
RuI3 + CO = Ru(CO)2I2 + I2 =>
2 RuI3 + 4 CO = 2 Ru(CO)2I2 + I2
C4H8 + O = CO + H2O =>
C4H8 + 8 O = 4 CO + 4 H2O
CH3COONa(aq) + H2SO4(aq) = NaHSO4(aq) + CH3COOH(aq) =>
CH3COONa(aq) + H2SO4(aq) = NaHSO4(aq) + CH3COOH(aq)
Ag + HNO3 = AgNO3 + NO + H2O2 =>
Ag + 2 HNO3 = AgNO3 + NO + H2O2
NBr3 + O2 = N2O3 + Br2 =>
4 NBr3 + 3 O2 = 2 N2O3 + 6 Br2
Cu + NaOH = Cu(OH)2 + Na =>
Cu + 2 NaOH = Cu(OH)2 + 2 Na
Cu + HNO3 + O2 = Cu(NO3)2 + H2O =>
2 Cu + 4 HNO3 + O2 = 2 Cu(NO3)2 + 2 H2O
Al + NaOH + H{2}O = Na[Al(OH){3}] + H =>
2 Al + 2 NaOH + 3 H{2}O = 2 Na[Al(OH){3}] + 3 H
K(s) + O(g) = KO(s) =>
K(s) + O(g) = KO(s)
Al + Ba(OH)2 + H2O = Ba[Al(OH)4]2 + H2 =>
2 Al + Ba(OH)2 + 6 H2O = Ba[Al(OH)4]2 + 3 H2
CuO + FeO = Fe2O3 + Cu2O =>
2 CuO + 2 FeO = Fe2O3 + Cu2O
V + H2O = V(OH)2 + H2 =>
V + 2 H2O = V(OH)2 + H2
Au + IO4 = Au(IO4)3 =>
Au + 3 IO4 = Au(IO4)3
CH3COCH3 + H2 = CH3CH3CHOH =>
CH3COCH3 + H2 = CH3CH3CHOH
Li + H2S = LiSH + H2 =>
2 Li + 2 H2S = 2 LiSH + H2
H + He = HHe =>
H + He = HHe
Li2O + NaOH = LiOH + Na2O =>
Li2O + 2 NaOH = 2 LiOH + Na2O
Cr2O7 + NaOH = CrO4 + H2O + Na =>
Cr2O7 + 2 NaOH = 2 CrO4 + H2O + 2 Na
HF + NH4OH = FNH4 + H2O =>
HF + NH4OH = FNH4 + H2O
CHOOH = H2O + CO =>
CHOOH = H2O + CO
ZnO + HNO2 = Zn(NO2)2 + H2O =>
ZnO + 2 HNO2 = Zn(NO2)2 + H2O
MgCl2 + C2K2O4 = MgC2O4 + KCl =>
MgCl2 + C2K2O4 = MgC2O4 + 2 KCl
K2Cr2O7 + HNO2 = KNO2 + H2Cr2O7 =>
K2Cr2O7 + 2 HNO2 = 2 KNO2 + H2Cr2O7
BeOH + H2SO4 = BeSO4 + H2 + O2 =>
2 BeOH + 2 H2SO4 = 2 BeSO4 + 3 H2 + O2
Br2 + Be + NaOH + H2O = Na2[Be(OH)4] + HBr =>
Br2 + Be + 2 NaOH + 2 H2O = Na2[Be(OH)4] + 2 HBr
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
Na2Co3*H2O = Na2Co3 + H2O =>
Na2Co3*H2O = Na2Co3 + H2O
C6H12O6 + N2 = CH4 + N2O + CO =>
C6H12O6 + 3 N2 = 3 CH4 + 3 N2O + 3 CO
Ca(s) + Cl(g) = CaCl(s) =>
Ca(s) + Cl(g) = CaCl(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/29/24
Équations équilibrées sur12/29/23
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