| Équations équilibrées la veille |
7 H2SO4 + K2Cr2O7 + 6 NaCl = 3 Cl2 + Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 7 H2O
BaNO3 + PbOH = BaOH + PbNO3 =>
BaNO3 + PbOH = BaOH + PbNO3
AlOH + HCl = HOH + AlCl =>
AlOH + HCl = HOH + AlCl
KIO(aq) = KI(aq) + KIO3(aq) =>
3 KIO(aq) = 2 KI(aq) + KIO3(aq)
KOH + NaH2PO4 = Na3PO4 + K3PO4 + H2O =>
6 KOH + 3 NaH2PO4 = Na3PO4 + 2 K3PO4 + 6 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
C6H5NH2 + H2SO4 = (C6H5NH3)2SO4 =>
2 C6H5NH2 + H2SO4 = (C6H5NH3)2SO4
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
He + Ne = HeNe =>
He + Ne = HeNe
Y9 = Y7 =>
7 Y9 = 9 Y7
Sb2O3 + KIO3 + HCl + H2O = HSb(OH)6 + KCl + ICl =>
Sb2O3 + KIO3 + 2 HCl + 6 H2O = 2 HSb(OH)6 + KCl + ICl
C + O2 = CO2 =>
C + O2 = CO2
NaOH + ClOH = NaClO + H2O =>
NaOH + ClOH = NaClO + H2O
C3H4 + O2 = CHO + H2O =>
4 C3H4 + 7 O2 = 12 CHO + 2 H2O
KOH + Cu(NO3)2 = Cu(OH)2 + KNO3 =>
2 KOH + Cu(NO3)2 = Cu(OH)2 + 2 KNO3
H2 + F2 = HF =>
H2 + F2 = 2 HF
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l) =>
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
AlCl3 + KOH = Al(OH)3 + KCl = Cl2 + K =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
AlCl3(aq) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(aq) =>
AlCl3(aq) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(aq)
LiBr + F2 = LiF + Br =>
2 LiBr + F2 = 2 LiF + 2 Br
C20H42 + S2O3{2-} + H2O = CH3COO{-} + HS{-} + H{+} =>
4 C20H42 + 21 S2O3{2-} + 17 H2O = 40 CH3COO{-} + 42 HS{-} + 40 H{+}
Al(s) + Cl2(g) = AlCl3(aq) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(aq)
Ca + AgCl = CaCl2 + Ag =>
Ca + 2 AgCl = CaCl2 + 2 Ag
AlCl3(aq) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(aq) =>
AlCl3(aq) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(aq)
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
H3PO4 + NaOH = HPO4Na2 + H2O =>
H3PO4 + 2 NaOH = HPO4Na2 + 2 H2O
Mg + Zn(NO3) = Mg(NO3) + Zn2 =>
2 Mg + 2 Zn(NO3) = 2 Mg(NO3) + Zn2
HCIO4 + Ba(OH)2 = Ba(CIO4)2 + H2O =>
2 HCIO4 + Ba(OH)2 = Ba(CIO4)2 + 2 H2O
C2H4 + O3 = CO2 + H2O =>
C2H4 + 2 O3 = 2 CO2 + 2 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Ca(OH)2 + NaCl = CaCl2 + NaOH =>
Ca(OH)2 + 2 NaCl = CaCl2 + 2 NaOH
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
B2H6(g) + H2O(l) = H3BO3 + H2(g) =>
B2H6(g) + 6 H2O(l) = 2 H3BO3 + 6 H2(g)
MnO4{-} + H{+} + e = Mn2{+} + H2O =>
2 MnO4{-} + 16 H{+} + 13e = Mn2{+} + 8 H2O
F2 + H2 = HF =>
F2 + H2 = 2 HF
KIO3(aq) + AgNO3(aq) = KNO3(aq) + AgIO3(s) =>
KIO3(aq) + AgNO3(aq) = KNO3(aq) + AgIO3(s)
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Cr(OH)3 + NaOH = NaCr(OH)4 =>
Cr(OH)3 + NaOH = NaCr(OH)4
K + H2 = KH =>
2 K + H2 = 2 KH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
RbOH + FeBr2 = RbBr + Fe(OH)2 =>
2 RbOH + FeBr2 = 2 RbBr + Fe(OH)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
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Équations équilibrées sur11/11/24
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