Équations équilibrées la veille |
H2O2 + H2SO4 + 2 Fe(NH4)2(SO4)2 = 2(NH4)2SO4 + Fe2(SO4)3 + 2 H2O
Sn(OH)4 + H3PO4 = Sn3(PO4)4 + H2O =>
3 Sn(OH)4 + 4 H3PO4 = Sn3(PO4)4 + 12 H2O
PbO2 + HF = H2O2 + PbF2 =>
PbO2 + 2 HF = H2O2 + PbF2
K2S = K + S2 =>
2 K2S = 4 K + S2
Al(NO3)3 + H2O = Al2O3 + HNO3 =>
2 Al(NO3)3 + 3 H2O = Al2O3 + 6 HNO3
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + 2 NaNO3(aq)
KI + Na3AsO4 + HCl = I2 + AsCl3 + NaCl + KCl + H2O =>
2 KI + Na3AsO4 + 8 HCl = I2 + AsCl3 + 3 NaCl + 2 KCl + 4 H2O
P + CO2 = PCO2 =>
P + CO2 = PCO2
H2PO4{-} + H3O{+} = H3PO4 + H2O =>
H2PO4{-} + H3O{+} = H3PO4 + H2O
Al(NO3) + Zn = Al + Zn(NO3) =>
Al(NO3) + Zn = Al + Zn(NO3)
NaCl + O3 = NaClO4 =>
3 NaCl + 4 O3 = 3 NaClO4
Be + NaOH = Be(OH)2 + Na =>
Be + 2 NaOH = Be(OH)2 + 2 Na
HBr(aq) + CsOH(aq) = H2O(l) + CsBr(s) =>
HBr(aq) + CsOH(aq) = H2O(l) + CsBr(s)
HBrO3 + H2Se = H2SeO4 + HBr =>
4 HBrO3 + 3 H2Se = 3 H2SeO4 + 4 HBr
CaClO3 = CaClO + O =>
CaClO3 = CaClO + 2 O
CuSO4(aq) + HCl(aq) = CuCl2 + H2SO4 =>
CuSO4(aq) + 2 HCl(aq) = CuCl2 + H2SO4
Cr(III) + HCl = Cr(III)Cl + H =>
Cr(III) + HCl = Cr(III)Cl + H
CUSO4 + Fe(iii) = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe(iii) = 3 CU + Fe2(SO4)3
SO3 + OH = SO4 + H2O =>
SO3 + 2 OH = SO4 + H2O
Na2CO3(aq) + CaCl2*H2O(aq) = CaCO3(s) + NaCl(aq) + H2O =>
Na2CO3(aq) + CaCl2*H2O(aq) = CaCO3(s) + 2 NaCl(aq) + H2O
KOH + MnO2 + Cl2 = KMnO4 + KCl + H2O =>
8 KOH + 2 MnO2 + 3 Cl2 = 2 KMnO4 + 6 KCl + 4 H2O
NaCH3COO + H2SO4 = CH3COOH + NaHSO4 =>
NaCH3COO + H2SO4 = CH3COOH + NaHSO4
Fe(s) + H2SO4(l) = Fe2(SO4)3(l) + H2(g) =>
2 Fe(s) + 3 H2SO4(l) = Fe2(SO4)3(l) + 3 H2(g)
Br2 + CaCl2 = Cl2 + CaBr =>
Br2 + 2 CaCl2 = 2 Cl2 + 2 CaBr
Fe2(SO4)3 + H2 = SO2 + Fe + H2O =>
Fe2(SO4)3 + 6 H2 = 3 SO2 + 2 Fe + 6 H2O
CH3NH3 + H2O = CH3NH3OH + H =>
CH3NH3 + H2O = CH3NH3OH + H
K2S(aq) + CdCl2(aq) = KCl + CdS =>
K2S(aq) + CdCl2(aq) = 2 KCl + CdS
NaNO3 + Ba(OH)2 = Ba(NO3)2 + NaOH =>
2 NaNO3 + Ba(OH)2 = Ba(NO3)2 + 2 NaOH
NaOH(s) = Na2O(s) + H2O(g) =>
2 NaOH(s) = Na2O(s) + H2O(g)
Sr(NO3)2 + SO4 = SrSO4 + NO3 =>
Sr(NO3)2 + SO4 = SrSO4 + 2 NO3
W2Q2 = W2Q + Q2 =>
2 W2Q2 = 2 W2Q + Q2
BaO + H2O2 = BaO2 + H2O =>
BaO + H2O2 = BaO2 + H2O
Na2SO4 + CuCl2 = NaCl2 + Cu2SO4 =>
Na2SO4 + 2 CuCl2 = 2 NaCl2 + Cu2SO4
C3H7OH + KMnO4 + H2SO4 = C3H7COOH + K2SO4 + MnSO4 + H2O =>
20 C3H7OH + 12 KMnO4 + 18 H2SO4 = 15 C3H7COOH + 6 K2SO4 + 12 MnSO4 + 38 H2O
NaOH + H2C4O6 = H2O + Na2C4O6 =>
2 NaOH + H2C4O6 = 2 H2O + Na2C4O6
CH3CHCHCH3 + H2O = CH3CH2CHOHCH3 =>
CH3CHCHCH3 + H2O = CH3CH2CHOHCH3
ZnO + AgNO3 = Zn(NO3)2 + Ag2O =>
ZnO + 2 AgNO3 = Zn(NO3)2 + Ag2O
Cu(s) + AgNO3 = CuNO3 + Ag =>
Cu(s) + AgNO3 = CuNO3 + Ag
HgCl2 + NaOH = HgO + NaCl + H2O =>
HgCl2 + 2 NaOH = HgO + 2 NaCl + H2O
Zn + HNO3 + H2SO4 = ZnSO4 + NO2 + H2O =>
Zn + 2 HNO3 + H2SO4 = ZnSO4 + 2 NO2 + 2 H2O
NH3 + CN = NH2 + HCN =>
NH3 + CN = NH2 + HCN
Al(s) + P(s) = AlP =>
Al(s) + P(s) = AlP
SrO + SO2 = SrSO3 =>
SrO + SO2 = SrSO3
Bi + NaOH = Bi(OH)3 + Na =>
Bi + 3 NaOH = Bi(OH)3 + 3 Na
KHC6H4O4 + NaOH = KNaC6H4O4 + H2O =>
KHC6H4O4 + NaOH = KNaC6H4O4 + H2O
Cl + NaOH = NaH + ClO =>
Cl + NaOH = NaH + ClO
CuBr2 + NH4NO3 = CuNO3 + Br2NH4 =>
CuBr2 + NH4NO3 = CuNO3 + Br2NH4
C6H5NH2 = (C6H5)2NH + NH3 =>
2 C6H5NH2 = (C6H5)2NH + NH3
(NH4)2SO4 + Cu(OH)2 = NH4OH + CuSO4 =>
(NH4)2SO4 + Cu(OH)2 = 2 NH4OH + CuSO4
Al + Na(OH) = Na3AlO3 + H =>
Al + 3 Na(OH) = Na3AlO3 + 3 H
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