Équations équilibrées la veille |
3 KHCO3 + AlCl3 = Al(OH)3 + 3 CO2 + 3 KCl
CuS + NaOH = CuO + Na2S + H2O =>
CuS + 2 NaOH = CuO + Na2S + H2O
S8(s) + O2(g) = S2O =>
S8(s) + 2 O2(g) = 4 S2O
Pt + H3PO4 = PtPO4 + H3 =>
Pt + H3PO4 = PtPO4 + H3
Br2FeCl2 = FeBr2Cl2 =>
Br2FeCl2 = FeBr2Cl2
C3H6 + O2 = H2O + CO3 =>
C3H6 + 6 O2 = 3 H2O + 3 CO3
KClO3 + AgNO3 = AgClO3 + KNO3 =>
KClO3 + AgNO3 = AgClO3 + KNO3
HVO3(aq) + N2H4(aq) + H2SO4(aq) = N2(g) + VOSO4(aq) + H2O =>
4 HVO3(aq) + N2H4(aq) + 4 H2SO4(aq) = N2(g) + 4 VOSO4(aq) + 8 H2O
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
AlPO4 + AgBr = Ag3PO4 + AlBr3 =>
AlPO4 + 3 AgBr = Ag3PO4 + AlBr3
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O =>
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
MnBr2 + PbO2 + HNO3 = HMnO4 + Pb(BrO3)2 + Pb(NO3)2 + H2O =>
2 MnBr2 + 17 PbO2 + 30 HNO3 = 2 HMnO4 + 2 Pb(BrO3)2 + 15 Pb(NO3)2 + 14 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Fe2O3 + H2O = Fe2O4H2 =>
Fe2O3 + H2O = Fe2O4H2
NH4NO3 = N2 + O2 + H2O* =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O*
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
IO3 + H2SO3 = I2 + SO4 + H2O =>
2 IO3 + 3 H2SO3 = I2 + 3 SO4 + 3 H2O
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
CuO3(s) + CH4(g) = Cu(s) + CO2(g) + H2O(l) =>
4 CuO3(s) + 3 CH4(g) = 4 Cu(s) + 3 CO2(g) + 6 H2O(l)
Ac + HCl = AcCl4 + H2 =>
Ac + 4 HCl = AcCl4 + 2 H2
C6H5CH3 + KMnO4 + H2O = C6H5CH2OH + MnO2 + KOH =>
3 C6H5CH3 + 2 KMnO4 + H2O = 3 C6H5CH2OH + 2 MnO2 + 2 KOH
iron + copper(II)chloride = iron(II)chloride + copper =>
Fe + CuCl2 = FeCl2 + Cu
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4(s) + NaNO3(aq) =>
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4(s) + 3 NaNO3(aq)
V2O5 + Na2S + H2O = VO2 + NaSO3 + NaOH =>
7 V2O5 + 2 Na2S + H2O = 14 VO2 + 2 NaSO3 + 2 NaOH
K2SO4(aq) + Pb(C2H3O2)2(aq) = K2(C2H3O2)2(aq) + PbSO4(s) =>
K2SO4(aq) + Pb(C2H3O2)2(aq) = K2(C2H3O2)2(aq) + PbSO4(s)
Zn + HC1 = ZnC + H =>
Zn + HC1 = ZnC + H
CrO + Mg = MgO + Cr =>
CrO + Mg = MgO + Cr
Fe{3+} + CO{-2} = Fe + CO{2+}(g) =>
4 Fe{3+} + 3 CO{-2} = 4 Fe + 3 CO{2+}(g)
C8H14 + KMnO4 + H2O = C8H16O2 + MnO2 + KOH =>
3 C8H14 + 2 KMnO4 + 4 H2O = 3 C8H16O2 + 2 MnO2 + 2 KOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O =>
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O
Mg + MgNO3 = Mg2NO3 =>
Mg + MgNO3 = Mg2NO3
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O =>
RCOOH + HOCH2CH2NH2 = RCOOCH2CH2NH2 + H2O
H2(g) + O(g)2 = H2O(g) =>
2 H2(g) + O(g)2 = 2 H2O(g)
PCl3Cl2 = PCl5 =>
PCl3Cl2 = PCl5
Sr(HCO3)2 + NaOH = Sr(OH)2 + Na(HCO3) =>
Sr(HCO3)2 + 2 NaOH = Sr(OH)2 + 2 Na(HCO3)
CuBr2(aq) + NaOH(aq) = Cu(OH)2 + NaBr =>
CuBr2(aq) + 2 NaOH(aq) = Cu(OH)2 + 2 NaBr
Sb + HCl = SbCl3 + H2 =>
2 Sb + 6 HCl = 2 SbCl3 + 3 H2
BaS + HNO3 = BaSO4 + NO + H2O =>
3 BaS + 8 HNO3 = 3 BaSO4 + 8 NO + 4 H2O
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
Se + N2 = Se4N4 =>
4 Se + 2 N2 = Se4N4
AlClSO4 + BaCl2 = AlCl3 + BaSO4 =>
AlClSO4 + BaCl2 = AlCl3 + BaSO4
I{-} + ClO3 + H{+} = I2 + Cl2 + H2O =>
12 I{-} + 2 ClO3 + 12 H{+} = 6 I2 + Cl2 + 6 H2O
Ag2O + NH3 = H2O + Ag2(NH) =>
Ag2O + NH3 = H2O + Ag2(NH)
Fe + O2 + H2O = Fe(OH)3 = Fe2O3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
AlBr3(s) + Cl2(g) = AlCl3(s) + Br(g) =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3(s) + 6 Br(g)
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