| Équations équilibrées la veille |
Cr(NO3)3 + 3 HCl = 3 HNO3 + CrCl3
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O + 3 Na2SO4
CH3(CH2)3COOH + Ca(OH)2 = Ca(CH3(CH2)3COO)2 + H2O =>
2 CH3(CH2)3COOH + Ca(OH)2 = Ca(CH3(CH2)3COO)2 + 2 H2O
KCO3 + SiO2 = CO2 + KSiO3 =>
KCO3 + SiO2 = CO2 + KSiO3
Fe3O4 + KI = K2O + FeI2 + I2 =>
Fe3O4 + 8 KI = 4 K2O + 3 FeI2 + I2
Pb(NO3)2 + K2S = K2(NO3)2 + PbS =>
Pb(NO3)2 + K2S = K2(NO3)2 + PbS
H2SO4(aq) + KMnO4(s) = K2SO4(aq) + MnSO4(aq) + H2O(l) + O3(g) =>
9 H2SO4(aq) + 6 KMnO4(s) = 3 K2SO4(aq) + 6 MnSO4(aq) + 9 H2O(l) + 5 O3(g)
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
C + HNO = N2 + CO2 + H2O =>
C + 4 HNO = 2 N2 + CO2 + 2 H2O
H2O + NaAlO2 + HCl = Al(OH)3 + NaCl =>
H2O + NaAlO2 + HCl = Al(OH)3 + NaCl
HNO3 + FeCl3 = FeNO3 + HCl3 =>
HNO3 + FeCl3 = FeNO3 + HCl3
Na4[MnCl6] + (NH4)2S = MnCl2 + Na2S + NH4Cl =>
Na4[MnCl6] + 2(NH4)2S = MnCl2 + 2 Na2S + 4 NH4Cl
HCOOH + Na{+} = HCOONa{+} + H2 =>
2 HCOOH + 2 Na{+} = 2 HCOONa{+} + H2
Ba(NO3)2 + FeCl3 = Fe(NO3)2 + BaCl3 =>
Ba(NO3)2 + FeCl3 = Fe(NO3)2 + BaCl3
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
K(s) + Br2(l) = KBr(s) =>
2 K(s) + Br2(l) = 2 KBr(s)
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
NaCl + Ca3P2 = CaCl2 + Na3P =>
6 NaCl + Ca3P2 = 3 CaCl2 + 2 Na3P
Fe2(Cr2O7)3 + Ca(HCO3)2 = CaCr2O7 + Fe2O3 + CO2 + H2O =>
Fe2(Cr2O7)3 + 3 Ca(HCO3)2 = 3 CaCr2O7 + Fe2O3 + 6 CO2 + 3 H2O
Pb{2+} + KI = PbI{+} + K{+} =>
Pb{2+} + KI = PbI{+} + K{+}
Hg2(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)2 =>
Hg2(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)2
CoOOH + C6H12O6 = CoO + C6H10O6 + H2O =>
2 CoOOH + C6H12O6 = 2 CoO + C6H10O6 + 2 H2O
C + Ar = CAr =>
C + Ar = CAr
HNO3 + Pb(CH3COO)2 = CH3COOH + Pb(NO3)2 =>
2 HNO3 + Pb(CH3COO)2 = 2 CH3COOH + Pb(NO3)2
Sc + H2CO3 = Sc2(CO3)3 + H2 =>
2 Sc + 3 H2CO3 = Sc2(CO3)3 + 3 H2
CrSO4 + NaOH = NaSO4 + CrOH =>
CrSO4 + NaOH = NaSO4 + CrOH
C3H8 + C3H4 = C6H12 =>
C3H8 + C3H4 = C6H12
Al + FeO = Al2O3 + Fe3 =>
2 Al + 3 FeO = Al2O3 + Fe3
H{3}PO{4} = H{4}P{2}O{7} + H{2}O =>
2 H{3}PO{4} = H{4}P{2}O{7} + H{2}O
SO4{2-} + Zn + H{+} = S{2-} + Zn{2+} + H2O =>
SO4{2-} + 4 Zn + 8 H{+} = S{2-} + 4 Zn{2+} + 4 H2O
Bi2O3 + H2S = Bi2S3 + H2O =>
Bi2O3 + 3 H2S = Bi2S3 + 3 H2O
SrBr2 + H2CO3 = SrCO3 + HBr =>
SrBr2 + H2CO3 = SrCO3 + 2 HBr
C2H6OOH + CH3COOH = CH3COOCH2CH3 + H2O =>
4 C2H6OOH + 2 CH3COOH = 3 CH3COOCH2CH3 + 6 H2O
NH3 + O9 = NO + H2O =>
18 NH3 + 5 O9 = 18 NO + 27 H2O
Ag + MgBr2 = Mg + AgBr =>
2 Ag + MgBr2 = Mg + 2 AgBr
HC = HC1 =>
HC = HC1
KMnO4(s) + HCl(aq) = KCl(aq) + MnCl2(aq) + Cl2(g) + H2O(l) =>
2 KMnO4(s) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2(g) + 8 H2O(l)
Ca(MnO4)2 + As2S3 + H3PO4 = Mn3(PO4)2 + Ca3(PO4)2 + As2(SO4)3 + H2O =>
12 Ca(MnO4)2 + 5 As2S3 + 24 H3PO4 = 8 Mn3(PO4)2 + 4 Ca3(PO4)2 + 5 As2(SO4)3 + 36 H2O
CH3COONa + CH3COOH = CH3COOHNa + CH3COO =>
CH3COONa + CH3COOH = CH3COOHNa + CH3COO
Al(CH3)3 + O2 = Al2O3 + CO2 + H2O =>
2 Al(CH3)3 + 12 O2 = Al2O3 + 6 CO2 + 9 H2O
(CH3CO)2O + CH3CH2OH = CH3CO2CH2CH3 + CH3COOH =>
(CH3CO)2O + CH3CH2OH = CH3CO2CH2CH3 + CH3COOH
Na2SCo(SO4) = CoSNa2SO4 =>
Na2SCo(SO4) = CoSNa2SO4
CaHCO3 = CO2 + CaO + H2 =>
2 CaHCO3 = 2 CO2 + 2 CaO + H2
Na + H2O = (NaOH) + H2 =>
2 Na + 2 H2O = 2(NaOH) + H2
CS = C + S =>
CS = C + S
Mg(s) + ZnSO4(aq) = MgSO4(aq) + Zn(g) =>
Mg(s) + ZnSO4(aq) = MgSO4(aq) + Zn(g)
CoNO3(aq) + NaS(aq) = CoS(s) + NaNO3(aq) =>
CoNO3(aq) + NaS(aq) = CoS(s) + NaNO3(aq)
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(s) + KNO3 =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(s) + 2 KNO3
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Équations équilibrées sur11/22/24
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