Équations équilibrées la veille |
(Na)2CO3 + 2 HCl = 2 NaCl + H2CO3
FeCl3 + Hg = FeCl2 + HgCl2 =>
2 FeCl3 + Hg = 2 FeCl2 + HgCl2
Bi(NO3)3 + BaS = Bi2S3 + Ba(NO3)2 =>
2 Bi(NO3)3 + 3 BaS = Bi2S3 + 3 Ba(NO3)2
NAl + Br2 = AlBr + N2 =>
2 NAl + Br2 = 2 AlBr + N2
PbO2 + Cl2O7 = Pb(ClO4)4 =>
PbO2 + 2 Cl2O7 = Pb(ClO4)4
NaPO4CuBr = NaBrCu(PO4) =>
NaPO4CuBr = NaBrCu(PO4)
CH3OH + C2H5OC2H5 = C2H5OCH3 =>
CH3OH + 2 C2H5OC2H5 = 3 C2H5OCH3
NaOH + Mg2SO4 = NaSO4 + Mg2OH =>
NaOH + Mg2SO4 = NaSO4 + Mg2OH
C3H7Br + NaOH = C3H8O + NaBr =>
C3H7Br + NaOH = C3H8O + NaBr
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Pb(NO3)2 + NaI = NaI(NO3) + Pb2 =>
2 Pb(NO3)2 + 4 NaI = 4 NaI(NO3) + Pb2
HPO3 + Mg(OH)2 = Mg(PO3)2 + H2O =>
2 HPO3 + Mg(OH)2 = Mg(PO3)2 + 2 H2O
NaOH + C6H4(OH)2 + KBr = C6H5O2NaBr + KOH + H2 =>
2 NaOH + 2 C6H4(OH)2 + 2 KBr = 2 C6H5O2NaBr + 2 KOH + H2
Na2Zn(OH)4 + HCl = NaCl + ZnCl2 + H2O =>
Na2Zn(OH)4 + 4 HCl = 2 NaCl + ZnCl2 + 4 H2O
BaO + P4 + H2O = Ba(H2PO2)2 + H2 =>
2 BaO + P4 + 6 H2O = 2 Ba(H2PO2)2 + 2 H2
BaCl + Sn = BaSn + Cl =>
BaCl + Sn = BaSn + Cl
V2O5 + CaO = CaV2O6 =>
V2O5 + CaO = CaV2O6
(K) + (NO3) = KNO3 =>
(K) + (NO3) = KNO3
Na2S + Fe2(SO4)3 = Na2SO4 + FeS + S =>
3 Na2S + Fe2(SO4)3 = 3 Na2SO4 + 2 FeS + S
F2 + NH4Cl = FCl + NH4 =>
F2 + 2 NH4Cl = 2 FCl + 2 NH4
CaBr + Cl2 = CaCl2 + Br =>
CaBr + Cl2 = CaCl2 + Br
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + Fe(NO3)2 =>
AgNO3 + 2 Fe(NO3)3 = Ag(NO3)3 + 2 Fe(NO3)2
KNO3 + H3PO4 = HNO3 + K3PO4 =>
3 KNO3 + H3PO4 = 3 HNO3 + K3PO4
K2CrO7 + H2SO4 + FeSO4 = Fe2(SO4)3 + Cr(SO4)3 + K2SO4 + H2O =>
K2CrO7 + 7 H2SO4 + 6 FeSO4 = 3 Fe2(SO4)3 + Cr(SO4)3 + K2SO4 + 7 H2O
Al + Cu2{+} = Al3{+} + Cu(s) =>
3 Al + Cu2{+} = Al3{+} + 2 Cu(s)
Ba(OH)2 + KCO3 = BaCO3 + K(OH)2 =>
Ba(OH)2 + KCO3 = BaCO3 + K(OH)2
H3PO4 + H2O = H3O{+} + PO4{-3} =>
H3PO4 + 3 H2O = 3 H3O{+} + PO4{-3}
NaOH + Mg2SO4 = NaSO4 + Mg2OH =>
NaOH + Mg2SO4 = NaSO4 + Mg2OH
HCl + K2SO4 = KCl + H2SO4 =>
2 HCl + K2SO4 = 2 KCl + H2SO4
LiCIO = LiCI + O2 =>
2 LiCIO = 2 LiCI + O2
NH3ClO4 + Al = Al2O3 + N2 + HCl + H2O =>
2 NH3ClO4 + 4 Al = 2 Al2O3 + N2 + 2 HCl + 2 H2O
CH3OH + C2H5OC2H5 = C2H5OCH3 =>
CH3OH + 2 C2H5OC2H5 = 3 C2H5OCH3
NH4CH3COO + HgNO3 = NH4NO3 + HgCH3COO =>
NH4CH3COO + HgNO3 = NH4NO3 + HgCH3COO
LiOHHCl = LiClH2O =>
LiOHHCl = LiClH2O
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3 =>
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3
Na + H2SO4 = NaHSO4 + SO + H2O =>
4 Na + 5 H2SO4 = 4 NaHSO4 + SO + 3 H2O
CuS + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 CuS + 14 HNO3 = 3 Cu(NO3)2 + 3 H2SO4 + 8 NO + 4 H2O
K2Cr2O7 + H2SO4 + Na2S2O3 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
4 K2Cr2O7 + 13 H2SO4 + 3 Na2S2O3 = 4 K2SO4 + 4 Cr2(SO4)3 + 3 Na2SO4 + 13 H2O
CaH2P2O7 + H2O + NH4OH = NH4H2PO4 + Ca(OH)2 =>
CaH2P2O7 + H2O + 2 NH4OH = 2 NH4H2PO4 + Ca(OH)2
C6H12O6 + K2Cr2O7 + H2SO4 = (C3H4O3) + (Cr2(SO4)3) + K2SO4 + (H2O) =>
3 C6H12O6 + 2 K2Cr2O7 + 8 H2SO4 = 6(C3H4O3) + 2(Cr2(SO4)3) + 2 K2SO4 + 14(H2O)
CH3CH(OH)COOH + K2Cr2O7 + H2SO4 = CH3COCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH(OH)COOH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCOOH + Cr2(SO4)3 + K2SO4 + 7 H2O
F2(g) + NaI(aq) = NaF + I2 =>
F2(g) + 2 NaI(aq) = 2 NaF + I2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Cu(NO3)2 + FeSO4 = Fe(NO3)2 + CuSO4 =>
Cu(NO3)2 + FeSO4 = Fe(NO3)2 + CuSO4
C3H4 + K2Cr2O7 + H2SO4 = C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = 3 C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O
HI + Ba(OH)2 = BaI + H(OH)2 =>
HI + Ba(OH)2 = BaI + H(OH)2
HClO3 + As2O3 + K2CO3 = KCl + K3AsO4 + CO2 + H2O =>
2 HClO3 + 3 As2O3 + 10 K2CO3 = 2 KCl + 6 K3AsO4 + 10 CO2 + H2O
Cr2O7{-2} + H{+} + J{-} = Cr{+3} + H2O + J{+2) =>
Cr2O7{-2} + 14 H{+} + 2 J{-} = 2 Cr{+3} + 7 H2O + 2 J{+2)
KOO2 = KO + O2 =>
KOO2 = KO + O2
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4 + NH4ClO4 =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4 + 2 NH4ClO4
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