| Équations équilibrées la veille |
6 NaOH + 2 Cr(NO3)3 = 6 NaNO3 + Cr2O3 + 3 H2O
Y + Cl = YCl =>
Y + Cl = YCl
NH4Cl + Al(NO3)3 = NH4NO3 + AlCl3 =>
3 NH4Cl + Al(NO3)3 = 3 NH4NO3 + AlCl3
C10H22 + H2O = CH4 + CO2 =>
4 C10H22 + 18 H2O = 31 CH4 + 9 CO2
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O =>
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + CO2 + Na2SO4 + K2O =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 CO2 + 3 Na2SO4 + 3 K2O
KI + C2H3Cl3 = C2H3K + ICl3 =>
KI + C2H3Cl3 = C2H3K + ICl3
Ru + Mn2O3 + H{+} = RuO4 + Mn2{+} + H2O =>
5 Ru + 8 Mn2O3 + 8 H{+} = 5 RuO4 + 8 Mn2{+} + 4 H2O
K2CO3(s) + H2O(l) + CO2(g) = KHCO3 =>
K2CO3(s) + H2O(l) + CO2(g) = 2 KHCO3
S(s) + HCl = H2S(aq) + Cl =>
S(s) + 2 HCl = H2S(aq) + 2 Cl
C2H4 + HCl = C2ClH3 + H2 =>
C2H4 + HCl = C2ClH3 + H2
HCO2H + NH2 = HCO2 + NH3 =>
HCO2H + NH2 = HCO2 + NH3
Ti + CH2F2 + NH3 = TiF4 + CH4 + CN =>
7 Ti + 14 CH2F2 + 4 NH3 = 7 TiF4 + 10 CH4 + 4 CN
Cr(NO2)2 = Cr + NO2 =>
Cr(NO2)2 = Cr + 2 NO2
CH4N2O + HCl + NaNO2 = CH2O + N2 + NaCl + H2O =>
3 CH4N2O + 2 HCl + 2 NaNO2 = 3 CH2O + 4 N2 + 2 NaCl + 4 H2O
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Cu + SnCl4 = CuCl + Sn =>
4 Cu + SnCl4 = 4 CuCl + Sn
Cr{3+} + Cl{-} = Cr + Cl =>
Cr{3+} + 3 Cl{-} = Cr + 3 Cl
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
Sn + HNO2 = NO + H2 + SnO2 =>
Sn + 2 HNO2 = 2 NO + H2 + SnO2
Li2Cr2O7 + HF = LiF + CrF2 + H2O + F2 =>
Li2Cr2O7 + 14 HF = 2 LiF + 2 CrF2 + 7 H2O + 4 F2
CO3 + Cr = CrCO3 =>
CO3 + Cr = CrCO3
Au + HCl + HNO3 = NO + AuCl3 + H2O =>
Au + 3 HCl + HNO3 = NO + AuCl3 + 2 H2O
Hg + HCl = HgCl + H2 =>
2 Hg + 2 HCl = 2 HgCl + H2
Hg + NH3 = Hg(NH3)4 =>
Hg + 4 NH3 = Hg(NH3)4
CHCH + HBr = CH2CHBr =>
CHCH + HBr = CH2CHBr
C2H4Cl2 + Cl2 = C2H2Cl4 + H2 =>
C2H4Cl2 + Cl2 = C2H2Cl4 + H2
AlCl3 + HF = AlF3 + HCl =>
AlCl3 + 3 HF = AlF3 + 3 HCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg + KOH = MgK + OH =>
Mg + KOH = MgK + OH
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + NH4C2H3O2 =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2 NH4C2H3O2
C16H33OH + O2 = C + H2O =>
C16H33OH + 8 O2 = 16 C + 17 H2O
KMnO4 + KNO2 + CH3COOH = KNO3 + (CH3COO)2Mn + CH3COOK + H2O =>
2 KMnO4 + 5 KNO2 + 6 CH3COOH = 5 KNO3 + 2(CH3COO)2Mn + 2 CH3COOK + 3 H2O
CaCO3 + HCl(aq) = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl(aq) = CaCl2 + H2CO3
(CH2O) + O2 = CO2 + H2O =>
(CH2O) + O2 = CO2 + H2O
H2SO4 + C4H4O4Ca = C4H6O4 + CaSO4 =>
H2SO4 + C4H4O4Ca = C4H6O4 + CaSO4
KH5C8O4 + NaOH = H2O + C8O4 + K + Na =>
KH5C8O4 + 5 NaOH = 5 H2O + C8O4 + K + 5 Na
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
(CuOH)2 = CuO + H =>
(CuOH)2 = 2 CuO + 2 H
H2SO4 + Na2BO4 = Na2SO4 + H2O + BO3 =>
H2SO4 + Na2BO4 = Na2SO4 + H2O + BO3
FeCl3 + NaOH = Fe(OH)3 + NaCl(l) =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl(l)
AgF + MgNO3 = AgNO3 + MgF =>
AgF + MgNO3 = AgNO3 + MgF
MoS2 + NaClO3 = MoO2 + Na2O + S2 + Cl2 =>
5 MoS2 + 4 NaClO3 = 5 MoO2 + 2 Na2O + 5 S2 + 2 Cl2
Ca(OH)2 + H2SO = Ca2SO2 + H2O =>
2 Ca(OH)2 + H2SO = Ca2SO2 + 3 H2O
MnO4{-} + H{+} + I{-} = I2 + Mn2{+} + H2O =>
4 MnO4{-} + 32 H{+} + 26 I{-} = 13 I2 + 2 Mn2{+} + 16 H2O
[Co(NH3)5Cl]Cl2 + NaNO2 = [Co(NH3)5(ONO)]Cl2 + NaCl =>
[Co(NH3)5Cl]Cl2 + NaNO2 = [Co(NH3)5(ONO)]Cl2 + NaCl
COCl2 + Ca = CaCl2 + CO =>
COCl2 + Ca = CaCl2 + CO
CrCl3 + NaOH + Na2S2O3 = NaCl + SO2 + Cr(OH)2 + H2O =>
4 CrCl3 + 10 NaOH + Na2S2O3 = 12 NaCl + 2 SO2 + 4 Cr(OH)2 + H2O
Ag(s) + HNO3(ag) = AgNO3(ag) + NO(g) + H2O(l) =>
3 Ag(s) + 4 HNO3(ag) = 3 AgNO3(ag) + NO(g) + 2 H2O(l)
CrBr2 + K2CO3 = CrCO3 + KBr =>
CrBr2 + K2CO3 = CrCO3 + 2 KBr
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