| Équations équilibrées la veille |
HNO3 + HSe = NO2 + Se + H2O
SrO + H4P2O7 = Sr2P2O7 + H2O =>
2 SrO + H4P2O7 = Sr2P2O7 + 2 H2O
Mg(NO3)2 + CH4N2O = MgO + NO + CO2 + H2O =>
5 Mg(NO3)2 + 3 CH4N2O = 5 MgO + 16 NO + 3 CO2 + 6 H2O
Hg(SCN)2 = HgS + CS2 + C + N2 =>
2 Hg(SCN)2 = 2 HgS + CS2 + 3 C + 2 N2
C30H42 + H2O2 = CO2 + H2O =>
C30H42 + 81 H2O2 = 30 CO2 + 102 H2O
Al + I2 = Al3I =>
6 Al + I2 = 2 Al3I
AuO + Mg = MgO + Au =>
AuO + Mg = MgO + Au
Al[OH]3 + H2CO3 = Al2[CO3]3 + H2O =>
2 Al[OH]3 + 3 H2CO3 = Al2[CO3]3 + 6 H2O
C2H5NSCl + O2 = CO2 + H2O + NO + SO3 + HCl11 =>
22 C2H5NSCl + 115 O2 = 44 CO2 + 54 H2O + 22 NO + 22 SO3 + 2 HCl11
CH3N02 + O2 = CO2 + H2O + N2 =>
4 CH3N02 + 7 O2 = 4 CO2 + 6 H2O + 4 N2
CH3CHCH2CH2CH2CH2CHOH + H2SO4 = CH3CHCH2CH2CHCH + H2O + S =>
18 CH3CHCH2CH2CH2CH2CHOH + H2SO4 = 21 CH3CHCH2CH2CHCH + 22 H2O + S
C13H10O + C3H8O = C26H22O2 + H2O =>
51 C13H10O + 13 C3H8O = 27 C26H22O2 + 10 H2O
Ca(H)2 + H2O = Ca(OH)2 + H2 =>
Ca(H)2 + 2 H2O = Ca(OH)2 + 2 H2
Na(C2H3O2) + KBr = NaBr + K(C2H3O2) =>
Na(C2H3O2) + KBr = NaBr + K(C2H3O2)
N2 + Cl2 + O2 + H2O = NH4ClO4 =>
N2 + Cl2 + 2 O2 + 4 H2O = 2 NH4ClO4
Cu + V + Ta = CuVTa =>
Cu + V + Ta = CuVTa
MgF2 + (NH4)3N = Mg3N2 + NH4F =>
3 MgF2 + 2(NH4)3N = Mg3N2 + 6 NH4F
BrO{-} + Ag{+} + H2O = BrO3{-} + Ag + H{+} =>
BrO{-} + 4 Ag{+} + 2 H2O = BrO3{-} + 4 Ag + 4 H{+}
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
S{-2} + H2O2 = SO4{2-} + H2O =>
S{-2} + 4 H2O2 = SO4{2-} + 4 H2O
C7H5NaO2 + HCl = C6H5COOH + NaCl =>
C7H5NaO2 + HCl = C6H5COOH + NaCl
MgO + H3O + Cl2 = MgCl2 + H2O =>
MgO + 2 H3O + Cl2 = MgCl2 + 3 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Cr2O3 + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
Cr2O3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 2 H2O
Cd + H{+} = Cd2{+} + H2 =>
4 Cd + 2 H{+} = 2 Cd2{+} + H2
BaCO3 + H2SO4 = BaSO4 + CO2 + H2O =>
BaCO3 + H2SO4 = BaSO4 + CO2 + H2O
Ba(OH)2 + NaSO4 = Ba(SO4)2 + Na(OH) =>
Ba(OH)2 + 2 NaSO4 = Ba(SO4)2 + 2 Na(OH)
Sr + HBr = SrBr2 + H =>
Sr + 2 HBr = SrBr2 + 2 H
Cu + V + Ta = CuVTa =>
Cu + V + Ta = CuVTa
NaOH + H2C2O9 = Na2C2O9 + H2O =>
2 NaOH + H2C2O9 = Na2C2O9 + 2 H2O
NaOH(ac) + CO2(g) = Na2CO3 + H2O =>
2 NaOH(ac) + CO2(g) = Na2CO3 + H2O
CaI2 + H2 = HI + Ca =>
CaI2 + H2 = 2 HI + Ca
C17H35COONa + HCl = C17H35COOH + NaCl =>
C17H35COONa + HCl = C17H35COOH + NaCl
Mg + HNO3 = Mg(NO3)2 + HOH + N2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + 5 HOH + N2O
Cr(OH)3 + IO3{-} + OH{-} = CrO4{-2} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{-2} + I{-} + 5 H2O
NaI + Na2Cr2O7 + HCl = CrCl3 + I2 + NaCl + H2O =>
6 NaI + Na2Cr2O7 + 14 HCl = 2 CrCl3 + 3 I2 + 8 NaCl + 7 H2O
KMnO4 + H2SO3 + KOH = MnO2 + H2O + K2SO4 =>
2 KMnO4 + 3 H2SO3 + 4 KOH = 2 MnO2 + 5 H2O + 3 K2SO4
CH3CH2NH2 + CH3I = CH3CH2NH2(CH3)3 + I =>
CH3CH2NH2 + 3 CH3I = CH3CH2NH2(CH3)3 + 3 I
Fe2 + KBr = KFe + Br2 =>
Fe2 + 2 KBr = 2 KFe + Br2
(NH4)2Cr2O7 + H2O = (NH4)2O + H2Cr2O7 =>
(NH4)2Cr2O7 + H2O = (NH4)2O + H2Cr2O7
PbO2 + FeS2 = PbS + Fe7S8 + SO2 =>
3 PbO2 + 7 FeS2 = 3 PbS + Fe7S8 + 3 SO2
ClH + Na(OH) = ClNa + H2O =>
ClH + Na(OH) = ClNa + H2O
CrN + HCl = CrCl3 + NH4Cl =>
CrN + 4 HCl = CrCl3 + NH4Cl
HNO2 + O2 = HNO3 =>
2 HNO2 + O2 = 2 HNO3
Na(HCO3) + Zn(NO3)2 = Zn(HCO3)2 + Na(NO3) =>
2 Na(HCO3) + Zn(NO3)2 = Zn(HCO3)2 + 2 Na(NO3)
Si5C12H36 + H2O = SiO2 + CH4 + H2 =>
Si5C12H36 + 10 H2O = 5 SiO2 + 12 CH4 + 4 H2
SiCl4(l) + H2O = SiO2 + HCl =>
SiCl4(l) + 2 H2O = SiO2 + 4 HCl
Ca{2+} + H2PO4{-} = Ca(H2PO4)2 =>
Ca{2+} + 2 H2PO4{-} = Ca(H2PO4)2
NO2{-} + H2O = HNO3{2-} + H{+} =>
NO2{-} + H2O = HNO3{2-} + H{+}
C4H6O6 + NaOH + KOH = KNaC4H4O6 + H2O =>
C4H6O6 + NaOH + KOH = KNaC4H4O6 + 2 H2O
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Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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