| Équations équilibrées la veille |
MgCl2 + 2 NH3 + 2 H2O = 2 NH4Cl + Mg(OH)2
KNO3 = KNO2 + O2 = =>
2 KNO3 = 2 KNO2 + O2
Na2Cr2O7 + Pb(NO3)2 + H2O = PbCrO4 + NaNO3 + HNO3 =>
Na2Cr2O7 + 2 Pb(NO3)2 + H2O = 2 PbCrO4 + 2 NaNO3 + 2 HNO3
C6H6 + H2 = C6H12 =>
C6H6 + 3 H2 = C6H12
Fe(OH)3 + HI = I2 + H2O + Fe =>
2 Fe(OH)3 + 6 HI = 3 I2 + 6 H2O + 2 Fe
NH2CH2COOH + H2SO4 = CO2 + (NH4)2SO4 + SO2 + H2O =>
2 NH2CH2COOH + 7 H2SO4 = 4 CO2 + (NH4)2SO4 + 6 SO2 + 8 H2O
(CuSO4)5(H2O) = CuSO4 + (H2O) =>
(CuSO4)5(H2O) = 5 CuSO4 + (H2O)
KAl(SO4)2*12H2O + BaCl2 = BaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 BaCl2 = 2 BaSO4 + 12 H2O + KCl + AlCl3
CaCO3 + Al2O3 + MnO = Al + CO2 + CaMnO4 =>
3 CaCO3 + 2 Al2O3 + 3 MnO = 4 Al + 3 CO2 + 3 CaMnO4
C20H38O2 + O2 = CO2 + H2O =>
2 C20H38O2 + 57 O2 = 40 CO2 + 38 H2O
Ca(PO)4 + SiO2 + C = CaSiO3 + P4 + CO =>
Ca(PO)4 + SiO2 + 3 C = CaSiO3 + P4 + 3 CO
HCOOH + CH3O{-} = COOH{-} + CH3OH =>
HCOOH + CH3O{-} = COOH{-} + CH3OH
Ca3N2 + H2O = CaO2H2 + NH3 =>
Ca3N2 + 6 H2O = 3 CaO2H2 + 2 NH3
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
VI + F2 = VF5 + I2 =>
2 VI + 5 F2 = 2 VF5 + I2
Ca(PO)4 + SiO2 + C = CaSiO3 + P4 + CO =>
Ca(PO)4 + SiO2 + 3 C = CaSiO3 + P4 + 3 CO
Fe2O3 + HCl = Fe2Cl3 + OH =>
Fe2O3 + 3 HCl = Fe2Cl3 + 3 OH
As + Cl2 + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 Cl2 + 16 NaOH = 2 Na3AsO4 + 10 NaCl + 8 H2O
H2SO4 + KClO = K2SO4 + O2 + Cl2 + H2O =>
2 H2SO4 + 4 KClO = 2 K2SO4 + O2 + 2 Cl2 + 2 H2O
CH3CH2Br + AgNO2 = CH3CH2NO2 + AgBr =>
CH3CH2Br + AgNO2 = CH3CH2NO2 + AgBr
HBr + Mg(OH)2 = H(OH) + MgBr2 =>
2 HBr + Mg(OH)2 = 2 H(OH) + MgBr2
HBr(aq) + ZnS(s) = HS(g) + ZnBr(s) =>
HBr(aq) + ZnS(s) = HS(g) + ZnBr(s)
PHCH3 + KMnO4 + H2SO4 = PHCOOH + K2SO4 + MnSO4 + H2O =>
5 PHCH3 + 6 KMnO4 + 9 H2SO4 = 5 PHCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H6 + *5O2 = CO2 + H2O =>
10 C2H6 + 7*5O2 = 20 CO2 + 30 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
K2Cr2O7 + H2S + HClO4 = Cr(ClO4)3 + H2SO4 + KClO4 + H2O =>
4 K2Cr2O7 + 3 H2S + 32 HClO4 = 8 Cr(ClO4)3 + 3 H2SO4 + 8 KClO4 + 16 H2O
HCl + O2 = HClO =>
2 HCl + O2 = 2 HClO
Na2WO4 + HCl + HNO3 = H2WCl8 + NaNO3 + H2O =>
Na2WO4 + 8 HCl + 2 HNO3 = H2WCl8 + 2 NaNO3 + 4 H2O
BF3(g) + H2O(l) = B2O3(s) + HF(l) =>
2 BF3(g) + 3 H2O(l) = B2O3(s) + 6 HF(l)
KAl(SO4)2*12H2O + BaCl2 = BaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 BaCl2 = 2 BaSO4 + 12 H2O + KCl + AlCl3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Sn + H2SO4 + K3[Fe(CN)6] = Sn3[Fe(CN)6]2 + K2SO4 + H2 =>
3 Sn + 3 H2SO4 + 2 K3[Fe(CN)6] = Sn3[Fe(CN)6]2 + 3 K2SO4 + 3 H2
P3S5 = P4 + S8 =>
8 P3S5 = 6 P4 + 5 S8
Mg(NO3)2 + Na2CO3{+2} = MgCO3{+2} + NaNO3 =>
Mg(NO3)2 + Na2CO3{+2} = MgCO3{+2} + 2 NaNO3
NiBr3(aq) + Li2CO3(aq) = LiBr(aq) + Ni2(CO3)3 =>
2 NiBr3(aq) + 3 Li2CO3(aq) = 6 LiBr(aq) + Ni2(CO3)3
KAl(SO4)2*12H2O + BaCl2 = BaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 BaCl2 = 2 BaSO4 + 12 H2O + KCl + AlCl3
V2O5 + Na2S = VO2 + Na2SO4 =>
4 V2O5 + Na2S = 8 VO2 + Na2SO4
(NH4)2SO4 + Cl = NH4Cl + SO4 =>
(NH4)2SO4 + 2 Cl = 2 NH4Cl + SO4
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
NaOH + H3A = H2O + Na3A =>
3 NaOH + H3A = 3 H2O + Na3A
CaBr + AgNO3 = CaNO3 + AgBr =>
CaBr + AgNO3 = CaNO3 + AgBr
NaCl + BaCl2 = Na2Ba + Cl =>
2 NaCl + BaCl2 = Na2Ba + 4 Cl
ISO4 = I2 + SO4 =>
2 ISO4 = I2 + 2 SO4
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Zn + K2Cr2O7 + KOH + H2O = K2[Zn(OH)4] + K3[Cr(OH)6] =>
3 Zn + K2Cr2O7 + 10 KOH + 7 H2O = 3 K2[Zn(OH)4] + 2 K3[Cr(OH)6]
H2SO3 + Ca(OH)2 = CaSO3 + H2O =>
H2SO3 + Ca(OH)2 = CaSO3 + 2 H2O
CH3COONa + HCl = NaCl + HCH3COO =>
CH3COONa + HCl = NaCl + HCH3COO
Mo + V = MoV =>
Mo + V = MoV
C11H14O3 + O2 = H2O + CO2 =>
C11H14O3 + 13 O2 = 7 H2O + 11 CO2
HCI + K2SO3 = KCI + H2SO3 =>
2 HCI + K2SO3 = 2 KCI + H2SO3
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