| Équations équilibrées la veille |
Fe(No3)2 + MnO2 + 4 HNo3 = Fe(No3)3 + Mn(No3)3 + 2 H2O
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
Li + CH3CH2Cl = CH3CH2Li + LiCl =>
2 Li + CH3CH2Cl = CH3CH2Li + LiCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SbCl3 + H2O = Sb(O)Cl + HCl =>
SbCl3 + H2O = Sb(O)Cl + 2 HCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
C5H10 + F2 = C5H10F2 =>
C5H10 + F2 = C5H10F2
LiOH + HSO = H2O + LiSO =>
LiOH + HSO = H2O + LiSO
RaSO4 + NaOH = Ra(OH)2 + Na2(SO4) =>
RaSO4 + 2 NaOH = Ra(OH)2 + Na2(SO4)
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
C + O2 = CO2 =>
C + O2 = CO2
As4S6 + O2 = As4O6 + SO2 =>
As4S6 + 9 O2 = As4O6 + 6 SO2
SbCl3 + H2O = Sb2O3 + HCl =>
2 SbCl3 + 3 H2O = Sb2O3 + 6 HCl
XeF6 + SiO2 = XeO3 + SiF4 =>
2 XeF6 + 3 SiO2 = 2 XeO3 + 3 SiF4
CH3Br + NaOH = CH3OH + NaBr =>
CH3Br + NaOH = CH3OH + NaBr
N2O + HCl = HN2 + OCl =>
N2O + HCl = HN2 + OCl
F + H = FH2 =>
F + 2 H = FH2
Ca + Br = BrCa2 =>
2 Ca + Br = BrCa2
B + I2 = B2I6 =>
2 B + 3 I2 = B2I6
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
CuS + Fe = Cu + FeS =>
CuS + Fe = Cu + FeS
KI + H2O2 + HCl = I2 + H2O + KCl =>
2 KI + H2O2 + 2 HCl = I2 + 2 H2O + 2 KCl
Ba + N2 = BaN3 =>
2 Ba + 3 N2 = 2 BaN3
Zn(s) + HI(s) = ZnI2(s) + H2(g) =>
Zn(s) + 2 HI(s) = ZnI2(s) + H2(g)
Br2(l) + KI2(s) = KBr2(s) + I2(s) =>
Br2(l) + KI2(s) = KBr2(s) + I2(s)
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
Bi + NO2 = Bi2O3 + NO =>
2 Bi + 3 NO2 = Bi2O3 + 3 NO
Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2] =>
2 Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2]
RbHCO3 = Rb2CO3 + CO2 + H2O =>
2 RbHCO3 = Rb2CO3 + CO2 + H2O
MgBr2(s) = Mg(s) + Br2 =>
MgBr2(s) = Mg(s) + Br2
KCIO3 = KCI + KCIO4 =>
4 KCIO3 = KCI + 3 KCIO4
Co(OH)2 + HNO3 = Co(NO3)2 + H2O =>
Co(OH)2 + 2 HNO3 = Co(NO3)2 + 2 H2O
HCN + H2O = NH3CO =>
HCN + H2O = NH3CO
HgNO3 + KI2 = HgI2 + KNO3 =>
HgNO3 + KI2 = HgI2 + KNO3
NiSO4 + NaOH + NaClO + H2O = Ni(OH)3 + NaCl + Na2SO4 =>
2 NiSO4 + 4 NaOH + NaClO + H2O = 2 Ni(OH)3 + NaCl + 2 Na2SO4
Br2 + CH3Cl2 = CH3Br2 + Cl2 =>
Br2 + CH3Cl2 = CH3Br2 + Cl2
C4H10N2 + O2 = CO + H2O + NO2 =>
2 C4H10N2 + 13 O2 = 8 CO + 10 H2O + 4 NO2
CaCl2 + O = ClO + Ca =>
CaCl2 + 2 O = 2 ClO + Ca
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Na2S2O3 + AgBr = NaBr + Na5[Ag(S2O3)3] =>
3 Na2S2O3 + AgBr = NaBr + Na5[Ag(S2O3)3]
Na2S + NH4Cl = NaCl + S(NH4)2 =>
Na2S + 2 NH4Cl = 2 NaCl + S(NH4)2
C + O2 = CO4 =>
C + 2 O2 = CO4
Br + F2 = BrF =>
2 Br + F2 = 2 BrF
Au + H2SO4 = AuH2(SO4)3 + H2 =>
Au + 3 H2SO4 = AuH2(SO4)3 + 2 H2
SO2 + CH3COOH = SO2(CH3COO)2 + H =>
SO2 + 2 CH3COOH = SO2(CH3COO)2 + 2 H
CuS + CN{-} = Cu(CN)4{3-} + (CN)2 + S{2-} =>
2 CuS + 10 CN{-} = 2 Cu(CN)4{3-} + (CN)2 + 2 S{2-}
B + O2 = BO =>
2 B + O2 = 2 BO
Co(NO3)2 + Na2CO3 = CoCO3 + Na(NO3) =>
Co(NO3)2 + Na2CO3 = CoCO3 + 2 Na(NO3)
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Équations équilibrées sur10/15/24
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