Équations équilibrées la veille |
Ca(OH)2(aq) + H(NO3)(aq) = Ca(NO3) + H(OH)2
HBr + KBrO3 = Br2 + KBr + H2O =>
6 HBr + KBrO3 = 3 Br2 + KBr + 3 H2O
Fe2O3 + K2Cr2O7 = Fe2(Cr2O7)3 + K2O =>
Fe2O3 + 3 K2Cr2O7 = Fe2(Cr2O7)3 + 3 K2O
KNO3 + AgNO3 = AgK + NO3 =>
KNO3 + AgNO3 = AgK + 2 NO3
HBr + (NH4)2SO4 = NH4Br + H2SO4 =>
2 HBr + (NH4)2SO4 = 2 NH4Br + H2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaCN + HI = NaI + HCN =>
NaCN + HI = NaI + HCN
Na2CO3 + I2 = IO3 + NaI + CO2 =>
6 Na2CO3 + 7 I2 = 2 IO3 + 12 NaI + 6 CO2
Al2O3 + NaHSO4 = Al2(SO4)3 + Na2SO4 + H2O =>
Al2O3 + 6 NaHSO4 = Al2(SO4)3 + 3 Na2SO4 + 3 H2O
KIO3 + HNO3 = KNO3 + HIO3 =>
KIO3 + HNO3 = KNO3 + HIO3
Ca(l) + Ag(NO3)(aq) = Ca(NO3)2(aq) + Ag(s) =>
Ca(l) + 2 Ag(NO3)(aq) = Ca(NO3)2(aq) + 2 Ag(s)
NaHS + KOH = NaOH + KHS =>
NaHS + KOH = NaOH + KHS
Cu(NO3)2 + K2S = Cu2S + K2O + N2 + O2 =>
4 Cu(NO3)2 + 2 K2S = 2 Cu2S + 2 K2O + 4 N2 + 11 O2
CaBr2 + Na3PO4 = Ca3 + (PO4)2 + NaBr =>
3 CaBr2 + 2 Na3PO4 = Ca3 + (PO4)2 + 6 NaBr
P + I2 = P2I3 =>
4 P + 3 I2 = 2 P2I3
Fe(HSO4)3 + NaOH = FeOHSO4 + Na2SO4 + H2O =>
Fe(HSO4)3 + 4 NaOH = FeOHSO4 + 2 Na2SO4 + 3 H2O
N3 + H2 = NH3 =>
2 N3 + 9 H2 = 6 NH3
CoCl2 + Na2CO3 = CoCO3 + Cl2Na2 =>
CoCl2 + Na2CO3 = CoCO3 + Cl2Na2
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
NiCl2 + Na(OH)2 = NaCl2 + Ni(OH)2 =>
NiCl2 + Na(OH)2 = NaCl2 + Ni(OH)2
SnS2 + (NH4)2S2 = (NH4)2SnS4 =>
SnS2 + (NH4)2S2 = (NH4)2SnS4
KClO3 + H2O = KO + ClH2 + O2 =>
2 KClO3 + 2 H2O = 2 KO + 2 ClH2 + 3 O2
Fe + H2SiO3 = Fe2(SiO3)3 + H2 =>
2 Fe + 3 H2SiO3 = Fe2(SiO3)3 + 3 H2
Zn0 = Zn{+} + e =>
Zn0 = Zn{+} + e
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NaNO3 + K2SO4 = Na2SO4 + KNO3 =>
2 NaNO3 + K2SO4 = Na2SO4 + 2 KNO3
NH4OH + CuSO4 = CuNH4 + SO4OH =>
NH4OH + CuSO4 = CuNH4 + SO4OH
C2H5OH + H3CCOOH = H3CCOOC2H5 + H2O =>
C2H5OH + H3CCOOH = H3CCOOC2H5 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb2O4(s) = PbO(s)O =>
Pb2O4(s) = 2 PbO(s)O
MgO + K2SO4 = MgSO4 + K2O =>
MgO + K2SO4 = MgSO4 + K2O
DMSO + O2 = DMSO2 =>
2 DMSO + O2 = 2 DMSO2
C6H13OH + K2Cr2O7 + HCl = C5H11COH + CrCl3 + H2O + KCl =>
3 C6H13OH + K2Cr2O7 + 8 HCl = 3 C5H11COH + 2 CrCl3 + 7 H2O + 2 KCl
C17H35COOH + MgCl2 = (C17H35COO)2Mg + HCl =>
2 C17H35COOH + MgCl2 = (C17H35COO)2Mg + 2 HCl
FeClNaHO = NaClFeHO =>
FeClNaHO = NaClFeHO
CaCO3Sr = SrCO3Ca =>
CaCO3Sr = SrCO3Ca
NaOH(aq) + H4SiO4(aq) = H2O(l) + Na4SiO4(aq) =>
4 NaOH(aq) + H4SiO4(aq) = 4 H2O(l) + Na4SiO4(aq)
H1 + Cl2 = HCl =>
2 H1 + Cl2 = 2 HCl
CoCl2 + Na2CO3 = CoCO3 + Cl2Na2 =>
CoCl2 + Na2CO3 = CoCO3 + Cl2Na2
KMnO4 + Na2S + H3PO4 = Mn3(PO4)2 + K3PO4 + Na2SO4 + H2O =>
24 KMnO4 + 15 Na2S + 24 H3PO4 = 8 Mn3(PO4)2 + 8 K3PO4 + 15 Na2SO4 + 36 H2O
Ag2SO4 + CaI2 = AgI + CaSO4 =>
Ag2SO4 + CaI2 = 2 AgI + CaSO4
Fe + NaClO3 + HCl = FeCl2 + H2O + NaCl =>
3 Fe + NaClO3 + 6 HCl = 3 FeCl2 + 3 H2O + NaCl
HClO3 + As2S5 + H2O = H3AsO4 + HCl + H2SO4 =>
20 HClO3 + 3 As2S5 + 24 H2O = 6 H3AsO4 + 20 HCl + 15 H2SO4
PCl3 + PH3 = P + HCl =>
PCl3 + PH3 = 2 P + 3 HCl
Al2O + HNo3 = AlNo3 + H2O =>
Al2O + 2 HNo3 = 2 AlNo3 + H2O
CaO + Pb = PbO + Ca =>
CaO + Pb = PbO + Ca
Fe(NO3) + Ca(OH)2 = Ca(NO3)2 + Fe(OH) =>
2 Fe(NO3) + Ca(OH)2 = Ca(NO3)2 + 2 Fe(OH)
NaCl + CuSO{4} = CuCl + NaSO{4} =>
NaCl + CuSO{4} = CuCl + NaSO{4}
MnO4 + Br{-} = MnO2 + BrO3{-} =>
3 MnO4 + 2 Br{-} = 3 MnO2 + 2 BrO3{-}
CH3CH(OH)COOH + H2O = H3O + CH2CHOHCOOH =>
CH3CH(OH)COOH + H2O = H3O + CH2CHOHCOOH
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