| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaOH + Cr(OH)3 = NaCr(OH)4
Fe(OH)2 + CrO4{2-} + H{+} + H2O = Fe(OH)3 + Cr(OH)4{-} =>
3 Fe(OH)2 + CrO4{2-} + H{+} + 3 H2O = 3 Fe(OH)3 + Cr(OH)4{-}
H3BO3 + Sr(OH)2 = Sr(B(OH)4)2 =>
2 H3BO3 + Sr(OH)2 = Sr(B(OH)4)2
Fe + O2 = Fe2(O3) =>
4 Fe + 3 O2 = 2 Fe2(O3)
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
C3H20 + O2 = CO2 + H2O =>
C3H20 + 8 O2 = 3 CO2 + 10 H2O
NH4(aq) + NaOH(aq) = Na + H2O(l) + NH3(g) =>
NH4(aq) + NaOH(aq) = Na + H2O(l) + NH3(g)
K[Cr(OH)4] + KOH + H2O2 = K2(CrO4) + H2O =>
2 K[Cr(OH)4] + 2 KOH + 3 H2O2 = 2 K2(CrO4) + 8 H2O
Cu(CO3) = Cu + O2 + CO2 =>
2 Cu(CO3) = 2 Cu + O2 + 2 CO2
Ni{2+} + OH{-} + H2O2 = NiO(OH) + H2O =>
2 Ni{2+} + 4 OH{-} + H2O2 = 2 NiO(OH) + 2 H2O
HBr + K = KBr + H =>
HBr + K = KBr + H
MgSO4 + NaOH = Mg(OH)2 + SO4Na2 =>
MgSO4 + 2 NaOH = Mg(OH)2 + SO4Na2
Ba(NO3)2(aq) + K2Cr2O7(aq) = BaCr2O7(s) + KNO3(aq) =>
Ba(NO3)2(aq) + K2Cr2O7(aq) = BaCr2O7(s) + 2 KNO3(aq)
CH3CH2OH + K = K2O + CH3CH3 =>
CH3CH2OH + 2 K = K2O + CH3CH3
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
HPO4 + CaCl2 = CaHPO4 + Cl =>
HPO4 + CaCl2 = CaHPO4 + 2 Cl
C0H12O6 + O2 = CO2 + H2O =>
C0H12O6 + O2 = CO2 + 6 H2O
Cu + HClO4 = CuHCl + CuO =>
5 Cu + HClO4 = CuHCl + 4 CuO
EDTA + FeCl3 = EDTACl3 + Fe =>
EDTA + FeCl3 = EDTACl3 + Fe
CoOH + H2SO4 = Co2SO4 + H2O =>
2 CoOH + H2SO4 = Co2SO4 + 2 H2O
C10H7N3S + NaClO = CO2 + H2O + HNO3 + Cl + SO4 + Na =>
C10H7N3S + 35 NaClO = 10 CO2 + 2 H2O + 3 HNO3 + 35 Cl + SO4 + 35 Na
KMnO4 + H2SO4 = K2SO4 + H2(MnO4)2 =>
2 KMnO4 + H2SO4 = K2SO4 + H2(MnO4)2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
B2Br6 + HNO3 = BN3O9 + HBr =>
B2Br6 + 6 HNO3 = 2 BN3O9 + 6 HBr
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C2H6O + O = CO2 + H2O =>
C2H6O + 6 O = 2 CO2 + 3 H2O
Ti2(SO4)3 + Ca(OH)2 = Ti(OH)3 + CaSO4 =>
Ti2(SO4)3 + 3 Ca(OH)2 = 2 Ti(OH)3 + 3 CaSO4
H{+} + VO{+2} + Zn = V{+3} + Zn{+2} + HOH =>
4 H{+} + 2 VO{+2} + Zn = 2 V{+3} + Zn{+2} + 2 HOH
C2H6O + O = CO2 + H2O =>
C2H6O + 6 O = 2 CO2 + 3 H2O
HCOOH + CaH = (HCOO)2Ca + H2 =>
4 HCOOH + 2 CaH = 2(HCOO)2Ca + 3 H2
B2Br6 + HNO3 = B[NO3]3 + HBr =>
B2Br6 + 6 HNO3 = 2 B[NO3]3 + 6 HBr
HCl + Pb(OH)2 = PbOHCl + H2O =>
HCl + Pb(OH)2 = PbOHCl + H2O
CH3CH2COCH3 + H2O = CH3CHOHCHOHCH3 =>
CH3CH2COCH3 + H2O = CH3CHOHCHOHCH3
(NH4)3PO4 + AgNO3 = Ag3PO4 + NH4NO3 =>
(NH4)3PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3
C2H6O = C + H2 + O2 =>
2 C2H6O = 4 C + 6 H2 + O2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
C2H6O = C + H2 + O2 =>
2 C2H6O = 4 C + 6 H2 + O2
CrO4 + AgNO3 = AgCr + NO7 =>
CrO4 + AgNO3 = AgCr + NO7
N2H4(aq) + Cu(OH)2(s) = Cu(s) + N2(g) + H2O =>
N2H4(aq) + 2 Cu(OH)2(s) = 2 Cu(s) + N2(g) + 4 H2O
HClO3 + CaOH2 = H3O + CaClO3 =>
HClO3 + CaOH2 = H3O + CaClO3
PtCl2 + HCOONa = Pt + CO2 + NaCl + HCl =>
PtCl2 + HCOONa = Pt + CO2 + NaCl + HCl
AuCl + Zn = ZnCl2 + Au =>
2 AuCl + Zn = ZnCl2 + 2 Au
NaOH + Cr(OH)3 = Na3(Cr(OH)6) =>
3 NaOH + Cr(OH)3 = Na3(Cr(OH)6)
HNO3 + I = HIO3 + NO2 + H2O =>
5 HNO3 + I = HIO3 + 5 NO2 + 2 H2O
Sb + HNO3 + HCl = SbCl5 + NO + H2O =>
3 Sb + 5 HNO3 + 15 HCl = 3 SbCl5 + 5 NO + 10 H2O
PH + O3 = P2O5 + H2O =>
2 PH + 2 O3 = P2O5 + H2O
NaH + CaCl = NaCl + CaH =>
NaH + CaCl = NaCl + CaH
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
H2TeO2 + Au(OH) = Au2TeO2 + H2O =>
H2TeO2 + 2 Au(OH) = Au2TeO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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