| Équations équilibrées la veille |
Na2O2 + 2 HCO2 = 2 NaHCO3
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
AgNO3 + ZnO = Zn(NO3)2 + Ag2O =>
2 AgNO3 + ZnO = Zn(NO3)2 + Ag2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
H2SO4 + AgCl + Ag2Cr2O7 = Cr2SO4 + AgSO4 + Cl2 + H2O =>
7 H2SO4 + 4 AgCl + Ag2Cr2O7 = Cr2SO4 + 6 AgSO4 + 2 Cl2 + 7 H2O
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AlCl3 + K2SO3 + H2O = Al(OH)3 + H2SO3 + KCl =>
2 AlCl3 + 3 K2SO3 + 6 H2O = 2 Al(OH)3 + 3 H2SO3 + 6 KCl
Ba(OH)2 + H2S = Ba(HS)2 + H2O =>
Ba(OH)2 + 2 H2S = Ba(HS)2 + 2 H2O
Ag3N = Ag + N2 =>
2 Ag3N = 6 Ag + N2
Pb + Br2 = PbBr4 =>
Pb + 2 Br2 = PbBr4
HAOH + HBOH = HABOH + H2O =>
HAOH + HBOH = HABOH + H2O
CaSO3 + HI = CaI + HSO3 =>
CaSO3 + HI = CaI + HSO3
NaOClHNO3 = HNO4NaCl =>
NaOClHNO3 = HNO4NaCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
UCl5 + F2 = UF5 + Cl2 =>
2 UCl5 + 5 F2 = 2 UF5 + 5 Cl2
K2SO3 + MnCl2 = MnSO3 + KCl =>
K2SO3 + MnCl2 = MnSO3 + 2 KCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BaCl2 + Ca(OH)2 = Ba(OH)2 + CaCl2 =>
BaCl2 + Ca(OH)2 = Ba(OH)2 + CaCl2
NaNH3 + HOH = NaOH + HNH3 =>
NaNH3 + HOH = NaOH + HNH3
Zn + HNO = Zn(NO3)2 + N2 + H2O =>
Zn + 12 HNO = Zn(NO3)2 + 5 N2 + 6 H2O
Mg + AlBr3 = AlMg + Br3 =>
Mg + AlBr3 = AlMg + Br3
Pb(NO3)2(aq) + Fe2(SO4)3(aq) = PbSO4(s) + Fe(NO3)3(aq) =>
3 Pb(NO3)2(aq) + Fe2(SO4)3(aq) = 3 PbSO4(s) + 2 Fe(NO3)3(aq)
Al + Mg(OH)2 = Mg + Al(OH)3 =>
2 Al + 3 Mg(OH)2 = 3 Mg + 2 Al(OH)3
Na2SO4 + H2SO4 = Na2S2O5 + H2O3 =>
Na2SO4 + H2SO4 = Na2S2O5 + H2O3
HClAgF = HFAgCl =>
HClAgF = HFAgCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NH4Cl + Pb(C2H3O2)2 = PbCl2 + NH4(C2H3O2) =>
2 NH4Cl + Pb(C2H3O2)2 = PbCl2 + 2 NH4(C2H3O2)
Fe3 + CuCl2 = FeCl3 + Cu =>
2 Fe3 + 9 CuCl2 = 6 FeCl3 + 9 Cu
KOH(aq) + CuSO4(aq) = CuOH + KSO4 =>
KOH(aq) + CuSO4(aq) = CuOH + KSO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C4H10OH + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 C4H10OH + 9 K2Cr2O7 + 36 H2SO4 = 4 C6H4O2 + 9 Cr2(SO4)3 + 9 K2SO4 + 61 H2O
Bi(NO3)3(aq) + KI(aq) = BiI3(s) + KNO3(aq) =>
Bi(NO3)3(aq) + 3 KI(aq) = BiI3(s) + 3 KNO3(aq)
Ca5(PO4)3X + H2CO3 = Ca + H3PO4 + HCO3 + X =>
Ca5(PO4)3X + 9 H2CO3 = 5 Ca + 3 H3PO4 + 9 HCO3 + X
MgFeSO4 = MgSO4Fe =>
MgFeSO4 = MgSO4Fe
CrO2 + AgNO3 = CrO3 + AgNO2 =>
CrO2 + AgNO3 = CrO3 + AgNO2
As2O3 + HNO3 = As2O5 + NO2 + H2O =>
As2O3 + 4 HNO3 = As2O5 + 4 NO2 + 2 H2O
KMnO4 + H2SO4 = K{+} + MnO3{+} + H3O{+} + HSO4{-} =>
KMnO4 + 3 H2SO4 = K{+} + MnO3{+} + H3O{+} + 3 HSO4{-}
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOKH2O =>
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOKH2O
Fe(iii) + HCl = FeCl + H2 =>
2 Fe(iii) + 2 HCl = 2 FeCl + H2
FeCl3 + K2C2O4 + H2O = K3[Fe(C2O4)3]*3H2O + KCl =>
FeCl3 + 3 K2C2O4 + 3 H2O = K3[Fe(C2O4)3]*3H2O + 3 KCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Ba + HgIO3 = Ba(IO3)2 + Hg =>
Ba + 2 HgIO3 = Ba(IO3)2 + 2 Hg
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
(NH2)2 = NH2 =>
(NH2)2 = 2 NH2
Li2O + H2S = Li2S + H2O =>
Li2O + H2S = Li2S + H2O
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Équations équilibrées sur11/16/24
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