| Équations équilibrées la veille |
NH4NO3 = 2 H2O + N2O
Fe(NO3)3 + K2[Fe(CN)6] = Fe2[Fe(CN)6]3 + KNO3 =>
2 Fe(NO3)3 + 3 K2[Fe(CN)6] = Fe2[Fe(CN)6]3 + 6 KNO3
CsNO3() + CaCl2() = CsCl() + Ca(NO3)2() =>
2 CsNO3() + CaCl2() = 2 CsCl() + Ca(NO3)2()
Na2Cr2O7 + Na2C2O4 + HCl = CrCl3 + NaCl + CO2 + H2O =>
Na2Cr2O7 + 3 Na2C2O4 + 14 HCl = 2 CrCl3 + 8 NaCl + 6 CO2 + 7 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CaCO3 + HCH3CO2 = Ca(CH3CO2)2 + H2CO3 =>
CaCO3 + 2 HCH3CO2 = Ca(CH3CO2)2 + H2CO3
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
Cl2 + MgF2 = MgCl2 + F =>
Cl2 + MgF2 = MgCl2 + 2 F
CH3CHOHCH3 + KMnO4 = CH3COOHCH3 + K + H2O + MnO2 =>
4 CH3CHOHCH3 + 3 KMnO4 = 4 CH3COOHCH3 + 3 K + 2 H2O + 3 MnO2
NH4Cl = NH3ClH =>
NH4Cl = NH3ClH
SrCl2 + K2HPO4 = KCl + SrHPO4 =>
SrCl2 + K2HPO4 = 2 KCl + SrHPO4
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NaHCO3(aq) + CuSO4 = CuCO3(s) + Na2SO4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(aq) + CuSO4 = CuCO3(s) + Na2SO4(aq) + H2O(l) + CO2(g)
BaCl2(aq) + Na2SO4(aq) = BaSO4 + NaCl(s) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4 + 2 NaCl(s)
FeCl3 + NaOH = NaCl + OH + Fe =>
FeCl3 + 3 NaOH = 3 NaCl + 3 OH + Fe
Na2SiO3H2OCO2 = Na2CO3H2SiO3 =>
Na2SiO3H2OCO2 = Na2CO3H2SiO3
CuSO4 + KSCN = KSO4 + CuSCN =>
CuSO4 + KSCN = KSO4 + CuSCN
Si + F2 = SiF4 =>
Si + 2 F2 = SiF4
Mg + H(ClO3)2 = Mg(ClO3)2 + H =>
Mg + H(ClO3)2 = Mg(ClO3)2 + H
SiO2H2O = H2SiO3 =>
SiO2H2O = H2SiO3
Mg(OH)2 + HS = (MgOH)S + H2O =>
Mg(OH)2 + HS = (MgOH)S + H2O
Mg + SSO4 = S8 + MgSO4 =>
8 Mg + 8 SSO4 = S8 + 8 MgSO4
H2SO4 + I2 + H2O = HIO3 + H2S =>
5 H2SO4 + 4 I2 + 4 H2O = 8 HIO3 + 5 H2S
Pb(NO3)2 + NaSO4 = PbSO4 + Na + NO3 =>
Pb(NO3)2 + NaSO4 = PbSO4 + Na + 2 NO3
AlNO3 + NH3 + H2O = AlHO + NH4NO3 =>
AlNO3 + NH3 + H2O = AlHO + NH4NO3
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + HOH =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 HOH
Br2 + Na2S2O3 + H2O = HBr + Na2SO4 + H2SO4 =>
4 Br2 + Na2S2O3 + 5 H2O = 8 HBr + Na2SO4 + H2SO4
NH4Cl + KOH = H2O + KCl + NH3 =>
NH4Cl + KOH = H2O + KCl + NH3
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + SH20 =>
36 K2Cr2O7 + 79 H2S + 81 H2SO4 = 36 K2SO4 + 36 Cr2(SO4)3 + 16 SH20
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
UF4 + Ca = CaF2 + U =>
UF4 + 2 Ca = 2 CaF2 + U
Si + F2 = SiF4 =>
Si + 2 F2 = SiF4
K2[HgI4] + NaOH + NH3 = [OHg2NH2]I + KI + NaI + H2O =>
2 K2[HgI4] + 3 NaOH + NH3 = [OHg2NH2]I + 4 KI + 3 NaI + 2 H2O
CUSO4KI = CUKISO4 =>
CUSO4KI = CUKISO4
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
BaCl2 + Fe2(SO4)3 = BaSO4 + FeCl3 =>
3 BaCl2 + Fe2(SO4)3 = 3 BaSO4 + 2 FeCl3
Cl2 + F2 = ClF3 =>
Cl2 + 3 F2 = 2 ClF3
Al + NaNO3 + NaOH + H2O = Na[Al(OH)4] + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
NaH2PO2 + NiCl2 + H2O = Ni + NaCl + H3PO4 + HCl =>
NaH2PO2 + 2 NiCl2 + 2 H2O = 2 Ni + NaCl + H3PO4 + 3 HCl
Mg(NO3)2 + MgC2O4 + H2SO4 = MgSO4 + (NH4)SO4 + CO2 + H2O =>
Mg(NO3)2 + 7 MgC2O4 + 10 H2SO4 = 8 MgSO4 + 2(NH4)SO4 + 14 CO2 + 6 H2O
Zn(CO3) + H2SO4 = Zn(SO4) + H2O + CO2 =>
Zn(CO3) + H2SO4 = Zn(SO4) + H2O + CO2
KF = K + F2 =>
2 KF = 2 K + F2
Bi(NO3)3(ac) + H2S(g) = BiS3 + H2NO3 =>
Bi(NO3)3(ac) + 3 H2S(g) = BiS3 + 3 H2NO3
HBr2 + Na2S = H2S + Na2Br4 =>
2 HBr2 + Na2S = H2S + Na2Br4
AlOH3 + H3BO3 = Al3(BO)3 + H2O =>
3 AlOH3 + 3 H3BO3 = Al3(BO)3 + 9 H2O
FeOH + HBr = FeBr + H2O =>
FeOH + HBr = FeBr + H2O
Zn(OH)2 + NH4Cl = [Zn(NH3)4]Cl2 + H2O + HCl =>
Zn(OH)2 + 4 NH4Cl = [Zn(NH3)4]Cl2 + 2 H2O + 2 HCl
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