| Équations équilibrées la veille |
6 Y2O3 + 8 AlN + Si3N4 + 9 SiO2 = 4 Y3Al2Si3O9N3
AgCl2 = AgCl + Cl =>
AgCl2 = AgCl + Cl
Fe4 = Fe2 =>
Fe4 = 2 Fe2
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) = gramsiron(II)chloride =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
Cu + NaNO3 + H3SO4 = CuSO4 + NO2 + Na2SO4 + H2O =>
Cu + 6 NaNO3 + 4 H3SO4 = CuSO4 + 6 NO2 + 3 Na2SO4 + 6 H2O
KMnO + SO4 + H2O = MnO2 + K2SO4 + H2SO4 =>
2 KMnO + 3 SO4 + 2 H2O = 2 MnO2 + K2SO4 + 2 H2SO4
Cr2 + NaCO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2 + 4 NaCO3 + 4 KNO3 = 2 Na2CrO4 + 4 CO2 + 4 KNO2
Ag + Fe(NO3)3 = Ag(NO3)3 + Fe =>
Ag + Fe(NO3)3 = Ag(NO3)3 + Fe
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O =>
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O
NH2OH + O2 = H2O + NO2 =>
4 NH2OH + 5 O2 = 6 H2O + 4 NO2
KNO3 + Cu3(PO4)2 = Cu(NO3)2 + K3PO4 =>
6 KNO3 + Cu3(PO4)2 = 3 Cu(NO3)2 + 2 K3PO4
C16H18N3ClS + Na = C16H18 + NaN3ClS =>
C16H18N3ClS + Na = C16H18 + NaN3ClS
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
CUCl2(aq) + Na2CO3(aq) = NaCl(aq) + CUCO3(s) =>
CUCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + CUCO3(s)
CH2COOHBr + NH3 = NH2CH2COOH + HBr =>
CH2COOHBr + NH3 = NH2CH2COOH + HBr
Na2S4O6 + KMnO4 + HNO3 = Na2SO4 + H2SO4 + Mn(NO3)3 + KNO3 + H2O =>
2 Na2S4O6 + 7 KMnO4 + 28 HNO3 = 2 Na2SO4 + 6 H2SO4 + 7 Mn(NO3)3 + 7 KNO3 + 8 H2O
Ca(No3)2(aq) + (NH4)2SO4(aq) = CaSO4 + NH4No3 =>
Ca(No3)2(aq) + (NH4)2SO4(aq) = CaSO4 + 2 NH4No3
CH3CHCH3CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
15 CH3CHCH3CH2OH + 16 KMnO4 + 24 H2SO4 = 20 CH3CH2COOH + 8 K2SO4 + 16 MnSO4 + 39 H2O
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
Na2Cr2O7 + KCl = K2Cr2O7 + NaCl =>
Na2Cr2O7 + 2 KCl = K2Cr2O7 + 2 NaCl
(Ag(NH3)2)OH + CO + H2O = Ag + (NH4)2CO3 + NH4OH =>
2(Ag(NH3)2)OH + CO + 2 H2O = 2 Ag + (NH4)2CO3 + 2 NH4OH
C4H8 + O2 = CO2 + H2O2 =>
C4H8 + 8 O2 = 4 CO2 + 4 H2O2
MgCl2(ac) + Zn(s) = MgZn + Cl2 =>
MgCl2(ac) + Zn(s) = MgZn + Cl2
KI(s) = I(g) + K(s) =>
KI(s) = I(g) + K(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cr2(SO4)3 + PbO2 + H2O = PbSO4 + H2Cr2O7 =>
Cr2(SO4)3 + 3 PbO2 + H2O = 3 PbSO4 + H2Cr2O7
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
P + Fe3O4 = P4O10 + Fe =>
8 P + 5 Fe3O4 = 2 P4O10 + 15 Fe
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ba + HBr = H + BaBr =>
Ba + HBr = H + BaBr
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaNO3 + H2SO4 = NaHSO4 + HNO3 =>
NaNO3 + H2SO4 = NaHSO4 + HNO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HXeO4{-} = XeO6{4-} + Xe + O2 + H2O =>
4 HXeO4{-} = XeO6{4-} + 3 Xe + 4 O2 + 2 H2O
Na3PO4 + HCI = NaCI + H3PO4 =>
Na3PO4 + 3 HCI = 3 NaCI + H3PO4
(HOCH2)3CNH2 + HCl = (CH2)3CNH2 + H2O + Cl =>
(HOCH2)3CNH2 + 3 HCl = (CH2)3CNH2 + 3 H2O + 3 Cl
PbI2 + Zn = ZnI2 + Pb =>
PbI2 + Zn = ZnI2 + Pb
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cl2 + I2 + H2O = IO3{-} + Cl({-}) + H({3}) =>
17 Cl2 + I2 + 6 H2O = 2 IO3{-} + 34 Cl({-}) + 12 H({3})
K2O + CO2 = KCO2 + O2 =>
2 K2O + 4 CO2 = 4 KCO2 + O2
KBr + O = KO + Br =>
KBr + O = KO + Br
Mg(OH)2 + AlBr3 = Al(OH)3 + MgBr2 =>
3 Mg(OH)2 + 2 AlBr3 = 2 Al(OH)3 + 3 MgBr2
CuCl2*2H2O + Zn = Cu + ZnCl2*2H2O =>
CuCl2*2H2O + Zn = Cu + ZnCl2*2H2O
NH3(aq) + HF(g) = NH4F(aq) =>
NH3(aq) + HF(g) = NH4F(aq)
Ba + CO3 + NH4 = BaOH + CO2 + N2 =>
8 Ba + 8 CO3 + 2 NH4 = 8 BaOH + 8 CO2 + N2
AlCl3 + NH4OH = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH4OH = Al(OH)3 + 3 NH4Cl
FeCl3 + Hg = FeCl2 + Hg2Cl2 =>
2 FeCl3 + 2 Hg = 2 FeCl2 + Hg2Cl2
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