| Équations équilibrées la veille |
CH3CH2Br + OH = CH3CH2OH + Br
NaBr + KI = NaI + BrK =>
NaBr + KI = NaI + BrK
(SO4)2 + Al = Al2(SO4)3 =>
3(SO4)2 + 4 Al = 2 Al2(SO4)3
Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2 =>
2 Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2
Al2Mg3 = Al + Mg =>
Al2Mg3 = 2 Al + 3 Mg
Li2O + CO2 = Li2CO3 =>
Li2O + CO2 = Li2CO3
SnCl2 + HAuCl4 + H2O = H2SnO3 + Au + HCl =>
3 SnCl2 + 2 HAuCl4 + 9 H2O = 3 H2SnO3 + 2 Au + 14 HCl
Cd + H{+} = Cd{2+} + H2 =>
Cd + 2 H{+} = Cd{2+} + H2
KOH + Na2Co3 = K2Co3 + Na(OH) =>
2 KOH + Na2Co3 = K2Co3 + 2 Na(OH)
C4H9Br = C4H9 + Br =>
C4H9Br = C4H9 + Br
C6H8O7 + NaBO3 = C6H8O9 + NaBO2 =>
C6H8O7 + 2 NaBO3 = C6H8O9 + 2 NaBO2
Ag + CO = AgCO =>
Ag + CO = AgCO
Ag2CrO4 + NH4OH = Ag(NH3)2 + H2O + CrO4 =>
Ag2CrO4 + 4 NH4OH = 2 Ag(NH3)2 + 4 H2O + CrO4
ZnSO4 + LiCl = ZnCl2 + Li2SO4 =>
ZnSO4 + 2 LiCl = ZnCl2 + Li2SO4
NO2 + Cl = ClNO2 =>
NO2 + Cl = ClNO2
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
C20H25N3O + O2 = CO2 + H2O + NO =>
4 C20H25N3O + 109 O2 = 80 CO2 + 50 H2O + 12 NO
Rb2SO4 = Rb + (SO4)2 =>
2 Rb2SO4 = 4 Rb + (SO4)2
HNO3 + Cu = Cu2(NO3) + H =>
HNO3 + 2 Cu = Cu2(NO3) + H
Fe3(s) + O2(g) = Fe2O3 =>
4 Fe3(s) + 9 O2(g) = 6 Fe2O3
Ga + HI = GaI3 + H2 =>
2 Ga + 6 HI = 2 GaI3 + 3 H2
HBrO3 + HNO2 = HNO3 + Br + H2O =>
2 HBrO3 + 5 HNO2 = 5 HNO3 + 2 Br + H2O
(NH4)2MoO4 + KI + H2SO4 = Mo5O14 + I2 + (NH4)2SO4 + H2O + K2SO4 =>
5(NH4)2MoO4 + 2 KI + 6 H2SO4 = Mo5O14 + I2 + 5(NH4)2SO4 + 6 H2O + K2SO4
C7H14O2 + NaOH = C7H13O2Na + H2O =>
C7H14O2 + NaOH = C7H13O2Na + H2O
K2CrO4(aq) + HCl(aq) = K2Cr2O7 + KCl + H2O =>
2 K2CrO4(aq) + 2 HCl(aq) = K2Cr2O7 + 2 KCl + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
FeO + KMnO4 + HCl = MnCl2 + H2O + FeCl3 + KCl =>
5 FeO + KMnO4 + 18 HCl = MnCl2 + 9 H2O + 5 FeCl3 + KCl
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
KMnO4 + C2H2O4 = CO2 + H2O + Mn + K =>
KMnO4 + 4 C2H2O4 = 8 CO2 + 4 H2O + Mn + K
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Ca(NO3)2 + K2(SO4) = CaSO4 + KNO3 =>
Ca(NO3)2 + K2(SO4) = CaSO4 + 2 KNO3
Br{-} + H2O = Br2 + H2 + OH{-} =>
2 Br{-} + 2 H2O = Br2 + H2 + 2 OH{-}
AgNO3(aq) + HCl = AgCl(s) + HNO3(aq) =>
AgNO3(aq) + HCl = AgCl(s) + HNO3(aq)
(NH4)2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + (NH4)2SO4 =>
3(NH4)2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + 3(NH4)2SO4
C4H10 + Cr2O72{-} + H{+} = H6C4O4 + Cr3{+} + H2O =>
427 C4H10 + 36 Cr2O72{-} + 60 H{+} = 427 H6C4O4 + 24 Cr3{+} + 884 H2O
Cr + Cl = CrCl3 =>
Cr + 3 Cl = CrCl3
AI + Fe3N2 = AIN + Fe =>
2 AI + Fe3N2 = 2 AIN + 3 Fe
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Al(ClO4)3 + Zn = Zn(ClO4)2 + Al =>
2 Al(ClO4)3 + 3 Zn = 3 Zn(ClO4)2 + 2 Al
BaCO3(s) + H2SO4(aq) = BaSO4 + CO2 + H2O =>
BaCO3(s) + H2SO4(aq) = BaSO4 + CO2 + H2O
Pb(s) + FeCl2(aq) = Fe(s) + PbCl3(aq) =>
2 Pb(s) + 3 FeCl2(aq) = 3 Fe(s) + 2 PbCl3(aq)
(NH)3 + O2 = NO + H2O =>
4(NH)3 + 9 O2 = 12 NO + 6 H2O
CaCO3 + Ba(OH)2 = Ca(OH)2 + BaCO3 =>
CaCO3 + Ba(OH)2 = Ca(OH)2 + BaCO3
HCOOH + KHCO3 = HCOOK + H2O + CO2 =>
HCOOH + KHCO3 = HCOOK + H2O + CO2
CuNO3 + KBr = CuBr + KNO3 =>
CuNO3 + KBr = CuBr + KNO3
CaCO3 + F2 = CaF2 + CO + O2 =>
CaCO3 + F2 = CaF2 + CO + O2
Mg3N2 + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg3N2 + 20 HNO3 = 3 Mg(NO3)2 + 16 NO2 + 10 H2O
C2H2 + Na = C2Na2 + H2 =>
C2H2 + 2 Na = C2Na2 + H2
AgOH + H{+} = Ag{+} + H2O =>
AgOH + H{+} = Ag{+} + H2O
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Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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