| Équations équilibrées la veille |
NaClO3 + 3 SnSO4 + 11 NaOH = 3 Na2SnO3 + 3 Na2SO4 + 5 H2O + HCl
C3H6 + Cl2 = C3H2Cl6 + HCl =>
C3H6 + 5 Cl2 = C3H2Cl6 + 4 HCl
Na2C2O4 + Ba(NO3)2 = BaC2O4 + NaNO3 =>
Na2C2O4 + Ba(NO3)2 = BaC2O4 + 2 NaNO3
KOH(aq) + NaHCO3(s) = Na2CO3(aq) + K2CO3(aq) + H2O(l) =>
2 KOH(aq) + 2 NaHCO3(s) = Na2CO3(aq) + K2CO3(aq) + 2 H2O(l)
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
ZnCl2 + Na2CO3 + H2O = (ZnOH)2CO3 + NaCl + CO2 =>
2 ZnCl2 + 2 Na2CO3 + H2O = (ZnOH)2CO3 + 4 NaCl + CO2
Na2HPO4HCl = NaH2PO4NaCl =>
Na2HPO4HCl = NaH2PO4NaCl
TiCl4 + CO2 = TiO2 + C + Cl2 =>
TiCl4 + CO2 = TiO2 + C + 2 Cl2
Mg(OH)2 = (MgOH)2O + H2O =>
2 Mg(OH)2 = (MgOH)2O + H2O
S + Hg = HgS =>
S + Hg = HgS
NH4Cl + KOH = NH3 + KCl + H2O =>
NH4Cl + KOH = NH3 + KCl + H2O
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
K2Cr2O7 + HBr = CrBr3 + KBr2 + H2O + Br2 =>
K2Cr2O7 + 14 HBr = 2 CrBr3 + 2 KBr2 + 7 H2O + 2 Br2
CH3CH2CH2Br + KOH = CH3CHCH2 + KBr + H2O =>
CH3CH2CH2Br + KOH = CH3CHCH2 + KBr + H2O
AlCO3 + NaOH = AlOH + NaCO3 =>
AlCO3 + NaOH = AlOH + NaCO3
Al2(CO3)3(s) + HCl(g) = AlCl3(s) + CO2(g) + H2O =>
Al2(CO3)3(s) + 6 HCl(g) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
Ca2 + H2O = Ca(OH)2 + H(g) =>
Ca2 + 4 H2O = 2 Ca(OH)2 + 4 H(g)
C5H10O5(s) + O2(g) = CO2(g) + H2O(g) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(g)
KNO3 + Cu + HCl = KCl + CuCl2 + H2O + NO =>
2 KNO3 + 3 Cu + 8 HCl = 2 KCl + 3 CuCl2 + 4 H2O + 2 NO
Ca3N2 + Na2S = CaS + Na3N =>
Ca3N2 + 3 Na2S = 3 CaS + 2 Na3N
C6H5NH2 + HCl = C6H5N + H3Cl =>
C6H5NH2 + HCl = C6H5N + H3Cl
KMnO4 + NaI + KOH = K2MnO4 + NaIO3 + H2O =>
6 KMnO4 + NaI + 6 KOH = 6 K2MnO4 + NaIO3 + 3 H2O
Cr + N2 = CrN =>
2 Cr + N2 = 2 CrN
Ca3P2 + KOH + Cl2 = Ca3(PO4)2 + KCl + H2O =>
Ca3P2 + 16 KOH + 8 Cl2 = Ca3(PO4)2 + 16 KCl + 8 H2O
MgSO4H14O7 + Na2CO3 = Na2SO4 + MgCO3 + H2O =>
MgSO4H14O7 + Na2CO3 = Na2SO4 + MgCO3 + 7 H2O
FeS + H2O2 + HCl = FeCl3 + H2SO4 + H2O =>
2 FeS + 9 H2O2 + 6 HCl = 2 FeCl3 + 2 H2SO4 + 10 H2O
MgCl2 + Fe3N2 = FeCl2 + Mg3N2 =>
3 MgCl2 + Fe3N2 = 3 FeCl2 + Mg3N2
B + C = B12C3 =>
12 B + 3 C = B12C3
NaOH + Al + H2O = NaAlO2 + H2 =>
2 NaOH + 2 Al + 2 H2O = 2 NaAlO2 + 3 H2
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
FeCl3 + As2S3 + H2O = As2O5 + FeCl2 + S + HCl =>
10 FeCl3 + As2S3 + 5 H2O = As2O5 + 10 FeCl2 + 3 S + 10 HCl
Mn + Zn(NO3)2 = Mn(NO3)2 + Zn =>
Mn + Zn(NO3)2 = Mn(NO3)2 + Zn
Mg(NO3)2 + Na(OH) = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 Na(OH) = Mg(OH)2 + 2 NaNO3
Sb2O3 + C = Sb + CO =>
Sb2O3 + 3 C = 2 Sb + 3 CO
HSO4{-} + AlO2{-} + H2O = Al(OH)3 + SO4{2-} =>
HSO4{-} + AlO2{-} + H2O = Al(OH)3 + SO4{2-}
Au + NaCl + H2O = AuCl + NaOH + H2 =>
2 Au + 2 NaCl + 2 H2O = 2 AuCl + 2 NaOH + H2
BaCl2 + Cu3(PO4)2 = Ba3(PO4)2 + CuCl2 =>
3 BaCl2 + Cu3(PO4)2 = Ba3(PO4)2 + 3 CuCl2
Na3PO4 + Li + H2O = Li3PO4 + NaOH + H2 =>
2 Na3PO4 + 6 Li + 6 H2O = 2 Li3PO4 + 6 NaOH + 3 H2
Ba(HCO3)2Na2SO4 = BaCO3Na2CO3H2SO4 =>
Ba(HCO3)2Na2SO4 = BaCO3Na2CO3H2SO4
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
Cr + N2 = CrN =>
2 Cr + N2 = 2 CrN
ZnO + BaCl2 = ZnCl2 + BaO =>
ZnO + BaCl2 = ZnCl2 + BaO
CaCl + KCo3 = CaCo3 + KCl =>
CaCl + KCo3 = CaCo3 + KCl
Zn + CuNo3 = ZnNo3 + Cu =>
Zn + CuNo3 = ZnNo3 + Cu
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
FeCl2(s) + H2O(g) = Fe3O4(s) + HCl(g) + H2(g) =>
3 FeCl2(s) + 4 H2O(g) = Fe3O4(s) + 6 HCl(g) + H2(g)
AgPb + HCl = AgCl + PbCl + H =>
AgPb + 2 HCl = AgCl + PbCl + 2 H
Cr + N2 = CrN =>
2 Cr + N2 = 2 CrN
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