| Équations équilibrées la veille |
5 Zr + 4 As = Zr5As4
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
Pb + H2O + O2 = Pb(OH)2 =>
2 Pb + 2 H2O + O2 = 2 Pb(OH)2
Ag2SO4 + Zn = ZnSO4 + Ag =>
Ag2SO4 + Zn = ZnSO4 + 2 Ag
Be(IO3)2 + NaIO4 = Na(IO3)2 + BeIO4 =>
Be(IO3)2 + NaIO4 = Na(IO3)2 + BeIO4
C6H6O2 + NaMnO4 + H2SO4 = CO2 + Na2SO4 + MnSO4 + H2O =>
5 C6H6O2 + 26 NaMnO4 + 39 H2SO4 = 30 CO2 + 13 Na2SO4 + 26 MnSO4 + 54 H2O
Cr2N + Sn = Cr2SnN =>
Cr2N + Sn = Cr2SnN
Na2Cr2O7(aq) + NaI(aq) + HNO3(aq) = Cr(NO3)3(aq) + I2(s) + H2O(l) + NaNO3(aq) =>
Na2Cr2O7(aq) + 6 NaI(aq) + 14 HNO3(aq) = 2 Cr(NO3)3(aq) + 3 I2(s) + 7 H2O(l) + 8 NaNO3(aq)
Fe3 + O2 = Fe3O2 =>
Fe3 + O2 = Fe3O2
NaBrO3 + HCl = NaBr + Cl2 + H2O =>
NaBrO3 + 6 HCl = NaBr + 3 Cl2 + 3 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
K2Cr2O7 + V + H2SO4 = V2(SO4)5 + H2O + K2SO4 + Cr2(SO4)3 =>
5 K2Cr2O7 + 6 V + 35 H2SO4 = 3 V2(SO4)5 + 35 H2O + 5 K2SO4 + 5 Cr2(SO4)3
KHCO3 + HBr = KBr + CO2 + H2O =>
KHCO3 + HBr = KBr + CO2 + H2O
CO2 + HBr = HO2 + CBr =>
CO2 + HBr = HO2 + CBr
CO + H2O + F2 = C2H3F3 + O2 =>
8 CO + 6 H2O + 6 F2 = 4 C2H3F3 + 7 O2
(EDTA) + CrCl3*6H2O = Cl + Cr2(EDTA) + H2O =>
(EDTA) + 2 CrCl3*6H2O = 6 Cl + Cr2(EDTA) + 12 H2O
Fe2(SO4)3 + Na2CO3 = Na2SO4 + Fe2(CO3)3 =>
Fe2(SO4)3 + 3 Na2CO3 = 3 Na2SO4 + Fe2(CO3)3
CH145O066 + O2 = CO2 + H2O =>
4 CH145O066 + 17 O2 = 4 CO2 + 290 H2O
SrO2 + O2 = Sr(O2)2 =>
SrO2 + O2 = Sr(O2)2
oxygen + barium = bariumoxide =>
O2 + 2 Ba = 2 BaO
Cr2N + Sn = Cr2SnN =>
Cr2N + Sn = Cr2SnN
H2O + P4O8 = H3PO3 + H3PO4 =>
6 H2O + P4O8 = 2 H3PO3 + 2 H3PO4
C5H11Cl + Mg = C5H11ClMg =>
C5H11Cl + Mg = C5H11ClMg
SnCl2 + K2CrO7 + HCl = SnCl4 + CrCl3 + KCl + H2O =>
9 SnCl2 + 2 K2CrO7 + 28 HCl = 9 SnCl4 + 2 CrCl3 + 4 KCl + 14 H2O
Ag(NO3) + Ba(Cl)2 = Ag(Cl) + Ba(NO3)2 =>
2 Ag(NO3) + Ba(Cl)2 = 2 Ag(Cl) + Ba(NO3)2
KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O = K4Fe(CN)6 + KMnO4 + H2SO4 =>
162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O = 10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4
Zn{2}ClHSO4 = Zn{2}SO4HCl =>
Zn{2}ClHSO4 = Zn{2}SO4HCl
NH4VO3 + CrCl2 + HCl = VCl3 + CrCl3 + H2O + NH3 =>
NH4VO3 + 2 CrCl2 + 5 HCl = VCl3 + 2 CrCl3 + 3 H2O + NH3
Zn + CrCl3 = Cr + ZnCl2 =>
3 Zn + 2 CrCl3 = 2 Cr + 3 ZnCl2
AlK(SO4)2 + NH4OH = Al(OH)3 + (NH4)2(SO4) + K2SO4 =>
2 AlK(SO4)2 + 6 NH4OH = 2 Al(OH)3 + 3(NH4)2(SO4) + K2SO4
H2CO3 + BaO = (BaCO3)2 + H2O =>
2 H2CO3 + 2 BaO = (BaCO3)2 + 2 H2O
(CH3)2S + O2 = SO2 + C2H6 =>
(CH3)2S + O2 = SO2 + C2H6
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(CH3COO)3Fe + H2O = CH3COOFe(OH)2 + CH3COOH =>
(CH3COO)3Fe + 2 H2O = CH3COOFe(OH)2 + 2 CH3COOH
Nb + H2O + O2 = Nb(OH)3 =>
4 Nb + 6 H2O + 3 O2 = 4 Nb(OH)3
H2SO4 + Hg = H2O + HgSO4 + SO2 =>
2 H2SO4 + Hg = 2 H2O + HgSO4 + SO2
SrCl2 + H2O + CO2 = SrCO3 + HCl =>
SrCl2 + H2O + CO2 = SrCO3 + 2 HCl
Mn + O = Mn2O =>
2 Mn + O = Mn2O
NaCl + YCl3 + ZrCl4 = Na5YZrCl12 =>
5 NaCl + YCl3 + ZrCl4 = Na5YZrCl12
(CH3COO)3Fe + H2O = CH3COOFe(OH)2 + CH3COOH =>
(CH3COO)3Fe + 2 H2O = CH3COOFe(OH)2 + 2 CH3COOH
(CH3COO)3Fe + H2O = CH3COOH + Fe(OH)3 =>
(CH3COO)3Fe + 3 H2O = 3 CH3COOH + Fe(OH)3
C2H10O4 + (C18H36O2) = C20H40O3 + H2O =>
C2H10O4 + (C18H36O2) = C20H40O3 + 3 H2O
CH4 + O = C6H6 + H2O =>
6 CH4 + 9 O = C6H6 + 9 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
KJ + KMnO4 + H2SO4 = K2SO4 + MnSO4 + J2 + H2O =>
10 KJ + 2 KMnO4 + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 J2 + 8 H2O
H2SO4 + Ba(OH)2 = BaH2 + (OH)2SO4 =>
H2SO4 + Ba(OH)2 = BaH2 + (OH)2SO4
(CH3COO)3Fe + H2O = CH3COOFe(OH)2 + CH3COOH =>
(CH3COO)3Fe + 2 H2O = CH3COOFe(OH)2 + 2 CH3COOH
NaHCO3 + HCl = CO2 + NaCl + HOH =>
NaHCO3 + HCl = CO2 + NaCl + HOH
Cu + (O) + H2SO4 = CuSO4 + H2O =>
Cu + (O) + H2SO4 = CuSO4 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
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