| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KMnO4 = 4 MnO2 + 2 K2O + 3 O2
C2H2(g) + O2(g) = CO2 + H2O(l) =>
2 C2H2(g) + 5 O2(g) = 4 CO2 + 2 H2O(l)
K2S2O5 + H2O + HAuCl4 = K2SO4 + HCl + SO2 + Au =>
3 K2S2O5 + 3 H2O + 2 HAuCl4 = 3 K2SO4 + 8 HCl + 3 SO2 + 2 Au
ZnBr + Pb(NO3)2 = Zn(NO3) + PbBr2 =>
2 ZnBr + Pb(NO3)2 = 2 Zn(NO3) + PbBr2
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
Ca(HCO3)2 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HNO3 = Ca(NO3)2 + 2 CO2 + 2 H2O
C3H6 + Cl = CCl + H =>
C3H6 + 3 Cl = 3 CCl + 6 H
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
Na(s) + H2O = NaOH + H2(g) =>
2 Na(s) + 2 H2O = 2 NaOH + H2(g)
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
(COOH)2 + H2SO4 = CO2 + H2O + SO2 =>
(COOH)2 + H2SO4 = 2 CO2 + 2 H2O + SO2
PbO(s) + NH3(g) = H2O(l) + N2(g) + Pb(s) =>
3 PbO(s) + 2 NH3(g) = 3 H2O(l) + N2(g) + 3 Pb(s)
[Co(NH3)5Cl]Cl2 = CoCl2 + NH3 + Cl2 =>
2[Co(NH3)5Cl]Cl2 = 2 CoCl2 + 10 NH3 + Cl2
PCl3 + H2 = HCl3 + P =>
2 PCl3 + H2 = 2 HCl3 + 2 P
C2H5COOBr + NH3 = (C2H5COO)NH3 + Br2 =>
2 C2H5COOBr + 2 NH3 = 2(C2H5COO)NH3 + Br2
C3H8 + NO2 = CO2 + H2O + NO =>
C3H8 + 10 NO2 = 3 CO2 + 4 H2O + 10 NO
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
PbCl2 + O2 = PbO + PbCl4 =>
4 PbCl2 + O2 = 2 PbO + 2 PbCl4
SOCl2 + NaOH = H2SO3 + NaCl =>
SOCl2 + 2 NaOH = H2SO3 + 2 NaCl
Bi2S3(s) + HNO3(aq) = Bi(NO3)3(aq) + NO(g) + S(s) + H2O(l) =>
Bi2S3(s) + 8 HNO3(aq) = 2 Bi(NO3)3(aq) + 2 NO(g) + 3 S(s) + 4 H2O(l)
Cu9S5 + FeCl3 = FeCl2 + CuCl2 + S =>
Cu9S5 + 18 FeCl3 = 18 FeCl2 + 9 CuCl2 + 5 S
HNO3(aq) + Li2S(aq) = H2S(g) + LiNO3(aq) =>
2 HNO3(aq) + Li2S(aq) = H2S(g) + 2 LiNO3(aq)
MnO7 + VO{-2} + H2O = V(OH)4{+} + Mn{+2} + OH{-} =>
5 MnO7 + 12 VO{-2} + 47 H2O = 12 V(OH)4{+} + 5 Mn{+2} + 46 OH{-}
Ca3(PO4)2 + H2SO4 + H2O = H3PO4 + CaSO4*2H2O =>
Ca3(PO4)2 + 3 H2SO4 + 6 H2O = 2 H3PO4 + 3 CaSO4*2H2O
C5H10O5(l) + O2(g) = CO2(g) + H2O(g) =>
C5H10O5(l) + 5 O2(g) = 5 CO2(g) + 5 H2O(g)
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
RbClO = RbCl + O2 =>
2 RbClO = 2 RbCl + O2
HCl + Ba = BaCl2 + H2 =>
2 HCl + Ba = BaCl2 + H2
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
K2(C2O4) + BaCl2 = Ba(C2O4) + KCl =>
K2(C2O4) + BaCl2 = Ba(C2O4) + 2 KCl
NaH + Cl2 = NaCl + HCl =>
NaH + Cl2 = NaCl + HCl
Fe + C6H12O6 + H2O2 = Fe6CO2 + H2O =>
36 Fe + C6H12O6 + 12 H2O2 = 6 Fe6CO2 + 18 H2O
HgNO3 = HgNO2 + O2 =>
2 HgNO3 = 2 HgNO2 + O2
HN3(l) + NO(g) = H2O2(l) + N2(g) =>
2 HN3(l) + 2 NO(g) = H2O2(l) + 4 N2(g)
Hg2{2+} + Cr2O7{2-} + H{+} = Hg{2+} + Cr{3+} + H2O =>
3 Hg2{2+} + Cr2O7{2-} + 14 H{+} = 6 Hg{2+} + 2 Cr{3+} + 7 H2O
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
MnCO3(s) = Mn + CO3 =>
MnCO3(s) = Mn + CO3
Fe(s) + Cl2 = FeCl3(s) =>
2 Fe(s) + 3 Cl2 = 2 FeCl3(s)
C5H9 + H2O = H4O2C + C2H7O =>
5 C5H9 + 23 H2O = 7 H4O2C + 9 C2H7O
(NH4)2Cr2O7 = N2Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2Cr2O3 + 4 H2O
Ca(HCO3)2 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HNO3 = Ca(NO3)2 + 2 CO2 + 2 H2O
CH3MgI + C2H2 = H3CCCH3 + MgI =>
6 CH3MgI + 3 C2H2 = 4 H3CCCH3 + 6 MgI
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
NaHCO3(s) + CH3COOH = NaCH3COO + CO2 + H2O =>
NaHCO3(s) + CH3COOH = NaCH3COO + CO2 + H2O
P + HBr = PBr3 + H2 =>
2 P + 6 HBr = 2 PBr3 + 3 H2
Na2TeO3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Na2TeO4 + H2O =>
5 Na2TeO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2TeO4 + 3 H2O
(NH4)2CO3 + NaNO3 = (NH4)NO3 + Na2CO3 =>
(NH4)2CO3 + 2 NaNO3 = 2(NH4)NO3 + Na2CO3
HCl + Zn = ZnCl2 + H =>
2 HCl + Zn = ZnCl2 + 2 H
Sr + P = Sr3P4 =>
3 Sr + 4 P = Sr3P4
SnCl4(aq) + Al(s) = AlCl4 + Sn =>
SnCl4(aq) + Al(s) = AlCl4 + Sn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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