| Équations équilibrées la veille |
Al2S3 + 6 H2O = 2 Al(OH)3 + 3(H2S)
Si2H6O + HF + H2O = SiF4 + SiH6OH3 =>
11 Si2H6O + 40 HF + H2O = 10 SiF4 + 12 SiH6OH3
Cu(ii) + AgNO3 = Cu2(NO3)3 + Ag =>
2 Cu(ii) + 3 AgNO3 = Cu2(NO3)3 + 3 Ag
C4H9Br + KOH = C4H9OH + KBr =>
C4H9Br + KOH = C4H9OH + KBr
H2SO4 + Pb(NO3)2 = (HNO3) + PbSO4 =>
H2SO4 + Pb(NO3)2 = 2(HNO3) + PbSO4
TiSO4 + NaOH = TiO + Na2SO4 + H2O =>
TiSO4 + 2 NaOH = TiO + Na2SO4 + H2O
KF(ac) + AgNO3(ac) = KNO3(ac) + AgF(ac) =>
KF(ac) + AgNO3(ac) = KNO3(ac) + AgF(ac)
(CH3)COOH + O2 = CO2 + H2O =>
(CH3)COOH + 2 O2 = 2 CO2 + 2 H2O
C + Hg + N + O2 = C8HgNO2 =>
8 C + Hg + N + O2 = C8HgNO2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
H2SO4 + ZnA2 = ZnSO4 + HA =>
H2SO4 + ZnA2 = ZnSO4 + 2 HA
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ba3N2 + H2O = Ba(OH)2 + NH4OH =>
Ba3N2 + 8 H2O = 3 Ba(OH)2 + 2 NH4OH
SiO2K2CO3 = K2SiO3CO2 =>
SiO2K2CO3 = K2SiO3CO2
NH3 + O = HNO3 + H2O =>
NH3 + 4 O = HNO3 + H2O
NaNO2 + KI + CH3COOH = NO + I2 + NaCH3COO + KCH3COO + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = 2 NO + I2 + 2 NaCH3COO + 2 KCH3COO + 2 H2O
NH4NO2 = N + H2O =>
NH4NO2 = 2 N + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Hg(NO3)2 = HgO2 + NO + O2 =>
Hg(NO3)2 = HgO2 + 2 NO + O2
MgCuOH = CuMgOH =>
MgCuOH = CuMgOH
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
*2FeCl3 + *3Zn = Fe + ZnCl2 =>
*2FeCl3 + *3Zn = 2 Fe + 3 ZnCl2
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
N2O5 = N2 + O2 =>
2 N2O5 = 2 N2 + 5 O2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
Cu + HOH = CuO + H2 =>
Cu + HOH = CuO + H2
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
C6H5OH + FeCl3 = (C6H5O)3Fe + HCl =>
3 C6H5OH + FeCl3 = (C6H5O)3Fe + 3 HCl
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
C3H5(OCOC17H33)3 + O2 = CO2 + H2O =>
C3H5(OCOC17H33)3 + 80 O2 = 57 CO2 + 52 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Fe + HSO4 = Fe2O12S3 + H2 =>
4 Fe + 6 HSO4 = 2 Fe2O12S3 + 3 H2
H2C204 = H2C02 + C02 =>
H2C204 = H2C02 + 101 C02
NaCl + HPO4{2-} + H{+} = Na3PO4 + HCl =>
3 NaCl + HPO4{2-} + 2 H{+} = Na3PO4 + 3 HCl
[Mo(CO)4(HNC5H10)2] + P(C6H5)3 = [Mo(CO)4(P(C6H5)3)2] + HNC5H10 =>
[Mo(CO)4(HNC5H10)2] + 2 P(C6H5)3 = [Mo(CO)4(P(C6H5)3)2] + 2 HNC5H10
NH4Cl + Br2 = N2 + HBr + HCl =>
2 NH4Cl + 3 Br2 = N2 + 6 HBr + 2 HCl
ZnS + HCl = H2S + ZnCl2 =>
ZnS + 2 HCl = H2S + ZnCl2
Hg(NO3)2 + H2O = Hg(OH)2 + HNO3 =>
Hg(NO3)2 + 2 H2O = Hg(OH)2 + 2 HNO3
Mg3(OH)2Si4O10 = MgO + SiO2 + H2O =>
Mg3(OH)2Si4O10 = 3 MgO + 4 SiO2 + H2O
K2Cr2O7 + KOH = H2O + K2CrO4 =>
K2Cr2O7 + 2 KOH = H2O + 2 K2CrO4
C6H8O7 + CHNaO3 = Na3C6H5O7 + CO2 + H2O =>
C6H8O7 + 3 CHNaO3 = Na3C6H5O7 + 3 CO2 + 3 H2O
HCl + SnCl2 + KIO3 = SnCl4 + H2O + KICl2 =>
6 HCl + 2 SnCl2 + KIO3 = 2 SnCl4 + 3 H2O + KICl2
Zn(s) + HCl(aq) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2(aq)
H2Cl + NaCO3 = Na(Cl) + H2O + CO2 =>
H2Cl + NaCO3 = Na(Cl) + H2O + CO2
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