| Équations équilibrées la veille |
2 KCrO2 + KClO3 + 2 KOH = 2 K2CrO4 + KCl + H2O
CuNO3(aq) + Na2CO3(S) = Cu2CO3(S) + NaNO3(aq) =>
2 CuNO3(aq) + Na2CO3(S) = Cu2CO3(S) + 2 NaNO3(aq)
I2 + C6H14 = C6IH13 + IH =>
I2 + C6H14 = C6IH13 + IH
K2CO3 + NiCl3 = KCl + Ni2(CO3)3 =>
3 K2CO3 + 2 NiCl3 = 6 KCl + Ni2(CO3)3
Al2(SO4)3 + Sr(NO3)2 = Al2(NO3)2 + Sr(SO4)3 =>
Al2(SO4)3 + Sr(NO3)2 = Al2(NO3)2 + Sr(SO4)3
HCHO + K2Cr2O7 + HCl = KCl + CrCl3 + HCOOH + H2O =>
3 HCHO + K2Cr2O7 + 8 HCl = 2 KCl + 2 CrCl3 + 3 HCOOH + 4 H2O
C3H7NO2 + Zn + KOH + H2O = C3H7NH2 + KZn(OH)3 =>
C3H7NO2 + 3 Zn + 3 KOH + 4 H2O = C3H7NH2 + 3 KZn(OH)3
NaCH3COO + HCl = CH3COOH + NaCl =>
NaCH3COO + HCl = CH3COOH + NaCl
FeCl2 + MgO + HCl = Fe(OH)2 + MgCl2 =>
FeCl2 + 2 MgO + 2 HCl = Fe(OH)2 + 2 MgCl2
Al2(SO4)3(aq) + KOH(aq) = Al(OH)3(s) + K2SO4(aq) =>
Al2(SO4)3(aq) + 6 KOH(aq) = 2 Al(OH)3(s) + 3 K2SO4(aq)
HCHO + K2Cr2O7 + HCl = KCl + CrCl3 + HCOOH + H2O =>
3 HCHO + K2Cr2O7 + 8 HCl = 2 KCl + 2 CrCl3 + 3 HCOOH + 4 H2O
BaO2 + H2SO4 = H2O2BaSO4 =>
BaO2 + H2SO4 = H2O2BaSO4
Ag(OH)3 = Ag + OH =>
Ag(OH)3 = Ag + 3 OH
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Na + H2O = NaOH + H12 =>
12 Na + 12 H2O = 12 NaOH + H12
Fe(OH)3(s) = Fe2O3(s) + H2O(s) =>
2 Fe(OH)3(s) = Fe2O3(s) + 3 H2O(s)
KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g) =>
2 KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g)
Al2S3(s) + H2O(l) = Al(OH)3(aq) + H2S =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(aq) + 3 H2S
K + C2H5OH = C2H5OK + H2 =>
2 K + 2 C2H5OH = 2 C2H5OK + H2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe(NO3)3(aq) + NaOH(aq) = Fe(OH)3 + Na(NO3) =>
Fe(NO3)3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 Na(NO3)
NaOH(aq) + Fe(NO3)3 = Fe(OH)3(s) + NaNO3(aq) =>
3 NaOH(aq) + Fe(NO3)3 = Fe(OH)3(s) + 3 NaNO3(aq)
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2 + H2O =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2 + 6 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
AsS3 + HNO3 = H3AsO4 + SO4 + NO2 + H2O =>
AsS3 + 29 HNO3 = H3AsO4 + 3 SO4 + 29 NO2 + 13 H2O
C3H7 = C + H =>
C3H7 = 3 C + 7 H
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
H(NO3) + Al(OH)3 = H(OH) + Al(NO3)3 =>
3 H(NO3) + Al(OH)3 = 3 H(OH) + Al(NO3)3
SO3 = S3 + O2 =>
6 SO3 = 2 S3 + 9 O2
Ba(OH)2 + H3(PO4) = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 H2O
C2H5(OH)3 + KMnO4 = CO2 + Mn2O3 + K2CO3 + H2O =>
4 C2H5(OH)3 + 10 KMnO4 = 3 CO2 + 5 Mn2O3 + 5 K2CO3 + 16 H2O
Zn(s) + AgNo3(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + 2 AgNo3(aq) = 2 Ag(s) + Zn(No3)2(aq)
C5H10O + KMnO4 + H2SO4 = C5H10O4 + MnSO4 + K2SO4 + H2O =>
5 C5H10O + 6 KMnO4 + 9 H2SO4 = 5 C5H10O4 + 6 MnSO4 + 3 K2SO4 + 9 H2O
CH3CHO + Cu{+2} + OH{-} = HCOO{-} + Cu2O + H2O =>
CH3CHO + 6 Cu{+2} + 14 OH{-} = 2 HCOO{-} + 3 Cu2O + 8 H2O
Al + Ag2S = Ag + AlS =>
Al + Ag2S = 2 Ag + AlS
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
AgC2H3O2 + HCl = AgCl + HC2H3O2 =>
AgC2H3O2 + HCl = AgCl + HC2H3O2
CuSO4 + H2O = H2Cu + SO5 =>
CuSO4 + H2O = H2Cu + SO5
NH3 + H2O + AlCl3 = Al(OH)3 + NH4Cl =>
3 NH3 + 3 H2O + AlCl3 = Al(OH)3 + 3 NH4Cl
Pb(No3)2(aq) + HCl(aq) = PbCl2(s) + HNo3(aq) =>
Pb(No3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNo3(aq)
As3S2 + KMnO4 + H2O = H2AsO3 + KOH + MnO2 + H2SO4 =>
As3S2 + 8 KMnO4 + 9 H2O = 3 H2AsO3 + 8 KOH + 8 MnO2 + 2 H2SO4
NaCl + SO2 + H2O + O2 = Na2SO4 + HCl =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CCl4 + Fe2S3 = CS2 + FeCl3 =>
3 CCl4 + 2 Fe2S3 = 3 CS2 + 4 FeCl3
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
Ni(NO3)2 + Ti = Ni + Ti2(NO3)3 =>
3 Ni(NO3)2 + 4 Ti = 3 Ni + 2 Ti2(NO3)3
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