Équations équilibrées la veille |
2 Br + 7 H2O = Br2O7 + 7 H2
AsO4{-} + Zn + H{+} = As3{+} + Zn2{+} + H2O =>
3 AsO4{-} + 40 Zn + 24 H{+} = As3{+} + 20 Zn2{+} + 12 H2O
CuO + ClF3 = CuCl + CuF + O2 =>
4 CuO + ClF3 = CuCl + 3 CuF + 2 O2
AlCl3 + Na2S + H2O = Na[Al(OH)4] + H2S + NaCl =>
AlCl3 + 2 Na2S + 4 H2O = Na[Al(OH)4] + 2 H2S + 3 NaCl
Fe(CN)6{-4} + OH{-} + Ce{4+} = Ce(OH)3 + Fe(OH)3 + CO3{-2} + NO3{-} + H2O =>
Fe(CN)6{-4} + 258 OH{-} + 61 Ce{4+} = 61 Ce(OH)3 + Fe(OH)3 + 6 CO3{-2} + 6 NO3{-} + 36 H2O
Ag + S = Ag2S =>
2 Ag + S = Ag2S
H2Co3 + NaOH = Na2Co3 + H2O =>
H2Co3 + 2 NaOH = Na2Co3 + 2 H2O
CuSO4 + NH3(aq) = CuH3(s) + NSO4(s) =>
CuSO4 + NH3(aq) = CuH3(s) + NSO4(s)
N2 + O2 + CH4 = NH2CH2COOH + H2O =>
2 N2 + 7 O2 + 8 CH4 = 4 NH2CH2COOH + 6 H2O
NaCO3 + HNO3 = NaH + CO3NO3 =>
NaCO3 + HNO3 = NaH + CO3NO3
H2ClO(aq) + AgNO3 = H2NO3 + AgCl + AgClO3 =>
3 H2ClO(aq) + 3 AgNO3 = 3 H2NO3 + 2 AgCl + AgClO3
NaOH + CaCl2 = NaCl + Ca[OH]2 =>
2 NaOH + CaCl2 = 2 NaCl + Ca[OH]2
CH2 + O2 = CO2 + H2O3 =>
2 CH2 + 5 O2 = 2 CO2 + 2 H2O3
N2H24 + O2 = NO + H2O =>
N2H24 + 7 O2 = 2 NO + 12 H2O
Mg(NO3)2*6H2O + H3BO3 + N2H4CO + Mn(NO3)2*6H2O = MgB4O7Mn + N2 + H2O + CO2 =>
3 Mg(NO3)2*6H2O + 12 H3BO3 + 11 N2H4CO + 3 Mn(NO3)2*6H2O = 3 MgB4O7Mn + 17 N2 + 76 H2O + 11 CO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
(Cu(NO3)2) + NaOH = Cu(OH)2 + NaNO3 =>
(Cu(NO3)2) + 2 NaOH = Cu(OH)2 + 2 NaNO3
HCI + LiOH = LiH2OCI =>
HCI + LiOH = LiH2OCI
NH4NO3(s) + H2O = NH4OH + HNO3 =>
NH4NO3(s) + H2O = NH4OH + HNO3
C12H22O11 + H2O = C2H5OH8 + CO2 =>
19 C12H22O11 + 103 H2O = 48 C2H5OH8 + 132 CO2
(NH4)2SO4 + Ba3(PO4)2 = (NH4)3PO4 + BaSO4 =>
3(NH4)2SO4 + Ba3(PO4)2 = 2(NH4)3PO4 + 3 BaSO4
FeSO4 + KClO3 + H2SO4 = Fe(ClO4)3 + K2SO4 + SO2 + H2O =>
2 FeSO4 + 6 KClO3 + 8 H2SO4 = 2 Fe(ClO4)3 + 3 K2SO4 + 7 SO2 + 8 H2O
P2O3 + NaOH = Na2PHO3 + H2O =>
P2O3 + 4 NaOH = 2 Na2PHO3 + H2O
C + AuBr3 = CBr4 + Au =>
3 C + 4 AuBr3 = 3 CBr4 + 4 Au
Cu(S) + S8(S) = CuS(S) =>
9 Cu(S) + S8(S) = 9 CuS(S)
CaO + H2O = CaH2 + O2 =>
CaO + H2O = CaH2 + O2
HC8H4O4 + OH = H2O + C4H4O4 =>
HC8H4O4 + 5 OH = H2O + 2 C4H4O4
Cu(s) + HNO3(aq) = Cu(NO3)(aq) + NO(g) + H2O =>
3 Cu(s) + 4 HNO3(aq) = 3 Cu(NO3)(aq) + NO(g) + 2 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K5(Fe(C2O4)5)*7H2O + NH4{+} + H2O + SO4{-2} + H{+} =>
2 Fe(NH4)2(SO4)2*6H2O + 5 H2C2O4 + 5 K2C2O4 + 3 H2O2 = 2 K5(Fe(C2O4)5)*7H2O + 4 NH4{+} + 4 H2O + 4 SO4{-2} + 4 H{+}
HNO3(ac) + Sr(OH)2(ac) = Sr(NO3)2 + H2O =>
2 HNO3(ac) + Sr(OH)2(ac) = Sr(NO3)2 + 2 H2O
C2H5OH(l) + O2(g) = CH3COOH(aq) + H2O(l) =>
C2H5OH(l) + O2(g) = CH3COOH(aq) + H2O(l)
I2 + Ai2S3 = IS + Ai2 =>
3 I2 + 2 Ai2S3 = 6 IS + 2 Ai2
Bi{3+} + SnO2{-2} + OH{-} = SnO3{-2} + H2O + Bi =>
2 Bi{3+} + 3 SnO2{-2} + 6 OH{-} = 3 SnO3{-2} + 3 H2O + 2 Bi
Fe(CN)6{-3} + I{-} = Fe(CN)6{-4} + I2 =>
2 Fe(CN)6{-3} + 2 I{-} = 2 Fe(CN)6{-4} + I2
(NH4)2SO4 + KOH = SO4K2 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = SO4K2 + 2 NH3 + 2 H2O
HgSO4 + KClO4 = Hg(ClO4)2 + K2SO4 =>
HgSO4 + 2 KClO4 = Hg(ClO4)2 + K2SO4
AlCl3 + Na2S + H2O = Na[Al(OH)4] + NaHS + NaCl =>
AlCl3 + 4 Na2S + 4 H2O = Na[Al(OH)4] + 4 NaHS + 3 NaCl
Fe{2} + Cd = Fe + Cd{2} =>
Fe{2} + Cd = Fe + Cd{2}
(PtCl4) + NH3 = (Pt(NH3)2Cl2) + Cl =>
(PtCl4) + 2 NH3 = (Pt(NH3)2Cl2) + 2 Cl
AlC6H9O6 + BaO2H2 = BaC4H6O4 + AlO3H3 =>
2 AlC6H9O6 + 3 BaO2H2 = 3 BaC4H6O4 + 2 AlO3H3
BaO + N2O3 = BaN2O4 =>
BaO + N2O3 = BaN2O4
KOH(aq) + NiSO4(aq) = KSO4(aq) + NiOH(l) =>
KOH(aq) + NiSO4(aq) = KSO4(aq) + NiOH(l)
C2H3COOH + MgO = (C2H3COO)2Mg + H2O =>
2 C2H3COOH + MgO = (C2H3COO)2Mg + H2O
Cr(s) + FeCl3(aq) = CrCl2(aq) + Fe(s) =>
3 Cr(s) + 2 FeCl3(aq) = 3 CrCl2(aq) + 2 Fe(s)
HC2H302 + Mg = Mg(C2H302)2 + H2 =>
2 HC2H302 + Mg = Mg(C2H302)2 + H2
S + Pb(NO3)2 = SO2 + NO + Pb =>
2 S + Pb(NO3)2 = 2 SO2 + 2 NO + Pb
B4O5(OH)4 + H3O + H2O = B(OH)3 =>
B4O5(OH)4 + 2 H3O + H2O = 4 B(OH)3
K2CrO4 + Cu2(SO4)2 = Cu2CrO4 + K(SO4) =>
K2CrO4 + Cu2(SO4)2 = Cu2CrO4 + 2 K(SO4)
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Fe2O3 + BaCl2 = FeCl2 + Ba + O3 =>
Fe2O3 + 2 BaCl2 = 2 FeCl2 + 2 Ba + O3
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