| Équations équilibrées la veille |
Zn(s) + CuBr(aq) = ZnBr(aq) + Cu(s)
SrCrO4 = Sr + Cr + O =>
SrCrO4 = Sr + Cr + 4 O
P(s) + O2(g) = P4O10(s) =>
4 P(s) + 5 O2(g) = P4O10(s)
CrCl3 + ClO{-} + H2O = Cr2O7{2-} + Cl{-} + H{+} =>
2 CrCl3 + 3 ClO{-} + 4 H2O = Cr2O7{2-} + 9 Cl{-} + 8 H{+}
I2 + CaCl2 = ClI + Ca =>
I2 + CaCl2 = 2 ClI + Ca
SbCl3 + HCl + Zn = ZnCl2 + SbH3 =>
SbCl3 + 3 HCl + 3 Zn = 3 ZnCl2 + SbH3
LiCl + HCl = Cl2 + LiH =>
LiCl + HCl = Cl2 + LiH
KBr + Na2B4O7 = Na2BrO7 + K + B4 =>
KBr + Na2B4O7 = Na2BrO7 + K + B4
NaOH + KC7H4O2COOH = NaC7H4O2COOH + KOH =>
NaOH + KC7H4O2COOH = NaC7H4O2COOH + KOH
KSCN + KMnO4 + H2SO4 = MnSO4 + CO2 + NO2 + K2SO4 + H2O =>
KSCN + 3 KMnO4 + 4 H2SO4 = 3 MnSO4 + CO2 + NO2 + 2 K2SO4 + 4 H2O
F3CCOONa + Br3CCOOH = F3CCOONaH{+} + Br3CCOO{-} =>
F3CCOONa + Br3CCOOH = F3CCOONaH{+} + Br3CCOO{-}
Al(OH)3 + H + H2O = Al(H2O)6 =>
Al(OH)3 + 3 H + 3 H2O = Al(H2O)6
Na2CO3(aq) + KOH(aq) = NaOH(aq) + K2CO3(s) =>
Na2CO3(aq) + 2 KOH(aq) = 2 NaOH(aq) + K2CO3(s)
Mg(s) + H2O(g) = Mg(OH)2 + H2(g) =>
Mg(s) + 2 H2O(g) = Mg(OH)2 + H2(g)
C3H8O + KMnO4 + H2SO4 = C2H5COOH + MnSO4 + K2SO4 + H2O =>
5 C3H8O + 4 KMnO4 + 6 H2SO4 = 5 C2H5COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
H3O + CH3CO2 = HCH3CO2 + H2O =>
H3O + CH3CO2 = HCH3CO2 + H2O
Fe(OH)2 + NaOH = Fe(OH)3 + Na =>
Fe(OH)2 + NaOH = Fe(OH)3 + Na
MnCO3 + O2 = Mn2O7 + CO2 =>
4 MnCO3 + 5 O2 = 2 Mn2O7 + 4 CO2
K2 + H2SO4 = K2SO4 + H2S + H2O =>
4 K2 + 5 H2SO4 = 4 K2SO4 + H2S + 4 H2O
Sb + H = SbH =>
Sb + H = SbH
NaHS + HNO3 = H2O + S + NaNO3 + NO =>
3 NaHS + 5 HNO3 = 4 H2O + 3 S + 3 NaNO3 + 2 NO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaCH3CO2 + H2O = NaOH + CH3CO2H =>
NaCH3CO2 + H2O = NaOH + CH3CO2H
MnCl2 + Na2HPO4 = MnHPO4 + NaCl =>
MnCl2 + Na2HPO4 = MnHPO4 + 2 NaCl
CH3OH + Cr2O7{-2} + H{+} = CH2O + Cr{3+} + H2O =>
3 CH3OH + Cr2O7{-2} + 8 H{+} = 3 CH2O + 2 Cr{3+} + 7 H2O
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
C5H8 + Cl2 = C5H8Cl =>
2 C5H8 + Cl2 = 2 C5H8Cl
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
AgNO3(aq) + Mg(OH)2(aq) = AgOH(s) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + Mg(OH)2(aq) = 2 AgOH(s) + Mg(NO3)2(aq)
Li3O4P + AgNO3 = LiNO3 + Ag3PO4 =>
Li3O4P + 3 AgNO3 = 3 LiNO3 + Ag3PO4
Al(NO3)3 + KI = AlI3 + KNO3 =>
Al(NO3)3 + 3 KI = AlI3 + 3 KNO3
K(s) + AlCl3(s) = KCl + Al(s) =>
3 K(s) + AlCl3(s) = 3 KCl + Al(s)
Na2CO3(s) + Co(NO3)2(s) = Na(NO3)(s) + CoCO3(s) =>
Na2CO3(s) + Co(NO3)2(s) = 2 Na(NO3)(s) + CoCO3(s)
PCl5(g) = PCl3(g) + Cl2(g) =>
PCl5(g) = PCl3(g) + Cl2(g)
CrCl2 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
CrCl2 + 2 H2O2 + 4 NaOH = Na2CrO4 + 2 NaCl + 4 H2O
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3 =>
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3
At2 + Na = AtNa =>
At2 + 2 Na = 2 AtNa
I + LiOH = LiI + LiIO3 + H2O =>
6 I + 6 LiOH = 5 LiI + LiIO3 + 3 H2O
H2SO4 + Ti(OH)4 = Ti(OH)2SO4 + H2O =>
H2SO4 + Ti(OH)4 = Ti(OH)2SO4 + 2 H2O
CuS + H2 = Cu + H2S =>
CuS + H2 = Cu + H2S
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
S2O + H2O = H2S2O2 =>
S2O + H2O = H2S2O2
NO2 + O3 = NO3 =>
3 NO2 + O3 = 3 NO3
Au(CN)2 + Zn = Au + Zn(CN)4 =>
2 Au(CN)2 + Zn = 2 Au + Zn(CN)4
Ca(NO3)2 + K2S = CaS + KNO3 =>
Ca(NO3)2 + K2S = CaS + 2 KNO3
NaCN(aq) + HBr(aq) = HCN(aq) + NaBr(aq) =>
NaCN(aq) + HBr(aq) = HCN(aq) + NaBr(aq)
K2S2O8 + CuSCN = K2O + CuO + CO2 + N2 + SO2 =>
10 K2S2O8 + 6 CuSCN = 10 K2O + 6 CuO + 6 CO2 + 3 N2 + 26 SO2
C9H20 = C + H =>
C9H20 = 9 C + 20 H
Ca(OH)2 + HCl(aq) = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl(aq) = CaCl2 + 2 H2O
Hg(OH)2 + H2SO3 = Hg3(OH)2(SO3)2 + H2O =>
3 Hg(OH)2 + 2 H2SO3 = Hg3(OH)2(SO3)2 + 4 H2O
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Équations équilibrées sur10/26/24
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