| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Au + NO3{-} + Cl{-} + H2O = HAuCl4(aq) + NO2 + OH{-} =>
Au + 3 NO3{-} + 4 Cl{-} + 4 H2O = HAuCl4(aq) + 3 NO2 + 7 OH{-}
Pb(s) + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb(s) + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
(d)NH3 + O2 = N2 + H2O =>
4(d)NH3 + 3 O2 = 2 N2 + 6 H2O
ZnCl2 + HCl + C4H10O = ZnO + CCl4 + H2 =>
ZnCl2 + 14 HCl + C4H10O = ZnO + 4 CCl4 + 12 H2
Na2SO3 + K2Cr2O7 + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Na2SO3 + K2Cr2O7 + 4 H2SO4 = 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + 4 H2O
HNO3(aq) + Cu(s)(g) = Cu(NO3)2(aq) + H2O(l) + NO2(g) =>
4 HNO3(aq) + Cu(s)(g) = Cu(NO3)2(aq) + 2 H2O(l) + 2 NO2(g)
NH4Cl + Na2CO3 = NH3 + H2O + CO2 + NaCl =>
2 NH4Cl + Na2CO3 = 2 NH3 + H2O + CO2 + 2 NaCl
I2 + HNO3 = HIO2 + NO2 + H2O =>
I2 + 6 HNO3 = 2 HIO2 + 6 NO2 + 2 H2O
KOH(s) + HCl = KCl(aq) + H2O =>
KOH(s) + HCl = KCl(aq) + H2O
Ag2SO3 = Ag{+} + SO3{2-} =>
Ag2SO3 = 2 Ag{+} + SO3{2-}
H3C6H5O7 + KHCO3 = K3C6H5O7 + CO2 + H2O =>
H3C6H5O7 + 3 KHCO3 = K3C6H5O7 + 3 CO2 + 3 H2O
HOOCCOOH + CH3CH2CH2OH = (CH3CH2CH2)2C2HO4 + H2O =>
27 HOOCCOOH + 62 CH3CH2CH2OH = 30(CH3CH2CH2)2C2HO4 + 50 H2O
C7H6O2 + NaNO3 = Na2O + H2O + N2 + CO2 =>
C7H6O2 + 6 NaNO3 = 3 Na2O + 3 H2O + 3 N2 + 7 CO2
CU + Cl2 = CUCl2 =>
CU + Cl2 = CUCl2
CH2O = CO + H2 =>
CH2O = CO + H2
Cr2O72{-} + Fe2 + H{+} = Cr3{+} + Fe3{+} + H2O =>
6 Cr2O72{-} + 1281 Fe2 + 864 H{+} = 4 Cr3{+} + 854 Fe3{+} + 432 H2O
Al2(SO4)3 + (NH2)2CO + H2O = Al(OH)3 + (NH4)2SO4 + C + O =>
Al2(SO4)3 + 3(NH2)2CO + 9 H2O = 2 Al(OH)3 + 3(NH4)2SO4 + 3 C + 6 O
H{+} + Cr2O7{2-} + HSO3{-} = Cr{3+} + SO4{2-} + H2O =>
5 H{+} + Cr2O7{2-} + 3 HSO3{-} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
CH2O + NaOH = CH3OH + HCOONa =>
2 CH2O + NaOH = CH3OH + HCOONa
Pb + CH3COOH = PbCH3COO + H2 =>
2 Pb + 2 CH3COOH = 2 PbCH3COO + H2
CH2O + NaOH = HCO2Na + CH3OH =>
2 CH2O + NaOH = HCO2Na + CH3OH
MgSO4(s) = Mg(aq) + SO4(aq) =>
MgSO4(s) = Mg(aq) + SO4(aq)
C6H5CH2CH3 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
3 C6H5CH2CH3 + 22 KMnO4 = 2 C6H5COOK + 10 K2CO3 + 22 MnO2 + 10 H2O
KlCO3 = KlCO + O2 =>
KlCO3 = KlCO + O2
NaCl + KClO3 + H2SO4 = Na2SO4 + Cl2 + K2SO4 + H2O =>
10 NaCl + 2 KClO3 + 6 H2SO4 = 5 Na2SO4 + 6 Cl2 + K2SO4 + 6 H2O
NaOH + HBr = HOH + NaBr =>
NaOH + HBr = HOH + NaBr
Sc + HI = ScI + H =>
Sc + HI = ScI + H
B + NaOH + H2O = NaBO3 + H2 =>
2 B + 2 NaOH + 4 H2O = 2 NaBO3 + 5 H2
I2 + NHO3 = HIO3 + NO2 + H2O =>
I2 + 10 NHO3 = 2 HIO3 + 10 NO2 + 4 H2O
SO2 + MnO2 + O2 = Mn(SO4)2 =>
2 SO2 + MnO2 + O2 = Mn(SO4)2
H2C3H2O4 + KOH = H2O + KHC3H2O4 =>
H2C3H2O4 + KOH = H2O + KHC3H2O4
C4H8O2 + H2O = CH3COOH + C2H5OH =>
C4H8O2 + H2O = CH3COOH + C2H5OH
Na2B4O7 + H2O = NaBO2 + H3BO3 =>
Na2B4O7 + 3 H2O = 2 NaBO2 + 2 H3BO3
Na2Cr2O7 = Na2CrO4 + Cr2O3 + O2 =>
4 Na2Cr2O7 = 4 Na2CrO4 + 2 Cr2O3 + 3 O2
CuSO4Na2CO3 = CuCO3Na2SO4 =>
CuSO4Na2CO3 = CuCO3Na2SO4
PbCO3*Pb(OH)2 + H2SO4 = PbSO4 + CO2 + H2O =>
PbCO3*Pb(OH)2 + 2 H2SO4 = 2 PbSO4 + CO2 + 3 H2O
Co2(SO4)3 = Co2 + SO4 =>
Co2(SO4)3 = Co2 + 3 SO4
ZnBrNaI = ZnINaBr =>
ZnBrNaI = ZnINaBr
FeOHCl2 + H2O = Fe(OH)2Cl + HCl =>
FeOHCl2 + H2O = Fe(OH)2Cl + HCl
SrCl2 + NaOH = Sr(OH)2 + NaCl =>
SrCl2 + 2 NaOH = Sr(OH)2 + 2 NaCl
CIO2 + H2O = HCIO2 + HCIO3 =>
2 CIO2 + H2O = HCIO2 + HCIO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
ZnOH2NaOH = ZnOHNaOH2 =>
ZnOH2NaOH = ZnOHNaOH2
ZnH2 + Cl2 = ZnCl2 + H2 =>
ZnH2 + Cl2 = ZnCl2 + H2
S + HNO2 = H2SO4 + NO + H2O =>
S + 6 HNO2 = H2SO4 + 6 NO + 2 H2O
(CH3COO)2Ca + Na2CO3 = CaCO3 + CH3COONa =>
(CH3COO)2Ca + Na2CO3 = CaCO3 + 2 CH3COONa
LiHCO3 + HCl = H2CO3 + LiCl =>
LiHCO3 + HCl = H2CO3 + LiCl
C18H38(s) + O2 = CO2 + H2O =>
2 C18H38(s) + 55 O2 = 36 CO2 + 38 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/10/25
Équations équilibrées sur07/10/24
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