Équations équilibrées la veille |
CH3COOH(aq) + NaOH(aq) = C2H3NaO2(aq) + H2O(l)
Au2S3 + H2 = H3Au + S =>
Au2S3 + 3 H2 = 2 H3Au + 3 S
NaN3(s) = Na3N(s) + N2(g) =>
3 NaN3(s) = Na3N(s) + 4 N2(g)
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Na2S2O3 + Br2 + OH = NaBr + HSO4 + H2O =>
Na2S2O3 + Br2 + 8 OH = 2 NaBr + 2 HSO4 + 3 H2O
Na3PO4 + CrCl3 = NaCl + CrPO4(s) =>
Na3PO4 + CrCl3 = 3 NaCl + CrPO4(s)
CH3CH2Cl + OH = CH3CH2OH + Cl =>
CH3CH2Cl + OH = CH3CH2OH + Cl
CaO + H2O(i) = Ca(OH)2 =>
CaO + H2O(i) = Ca(OH)2
Fe(NO3)3 + Cl2 = FeCl3 + NO3 =>
2 Fe(NO3)3 + 3 Cl2 = 2 FeCl3 + 6 NO3
Calciumcarbonate + hydrogenchloride = carbondioxide + calciumchloride + water =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Fe2(SO4)3 + Na = Na(SO4)3 + Fe2 =>
Fe2(SO4)3 + Na = Na(SO4)3 + Fe2
Cu(NO3)2 + Na2S = CuS + (NO3)2 + Na =>
Cu(NO3)2 + Na2S = CuS + (NO3)2 + 2 Na
K + CuCl = Cu + KCl =>
K + CuCl = Cu + KCl
C7H8N4O2 + O2 = C7H8N4O4 =>
C7H8N4O2 + O2 = C7H8N4O4
C2O4 + Cl4O2 = ClO2 + C2 =>
3 C2O4 + 2 Cl4O2 = 8 ClO2 + 3 C2
C2H5OH + K2Cr2O7 + H2SO4 = H3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 6 H3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 5 H2O
K2O + Ca3(PO4)2 = K3(PO4) + CaO =>
3 K2O + Ca3(PO4)2 = 2 K3(PO4) + 3 CaO
KHSO4 + RbOH = K2SO4 + Rb2SO4 + H2O =>
2 KHSO4 + 2 RbOH = K2SO4 + Rb2SO4 + 2 H2O
FeO + HNO3 = Fe(NO3)3 + N2O4 + H2O =>
2 FeO + 8 HNO3 = 2 Fe(NO3)3 + N2O4 + 4 H2O
HCl + Cr2O3 = CrCl3 + H2O = =>
6 HCl + Cr2O3 = 2 CrCl3 + 3 H2O
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
(CH3)3NH2O = (CH3)3NHHO =>
(CH3)3NH2O = (CH3)3NHHO
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2SO4 + CH3CHO + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + K2SO4 + 3 CH3CHO + 7 H2O
C6H11O + HNO3 = C6H10O2 + N2O + H2O =>
8 C6H11O + 6 HNO3 = 8 C6H10O2 + 3 N2O + 7 H2O
C6H2Cl4 + NaOH = C6H2Cl3OH + NaCl =>
C6H2Cl4 + NaOH = C6H2Cl3OH + NaCl
Cr2O + Mg = Cr + MgO =>
Cr2O + Mg = 2 Cr + MgO
FeCl3 + AgNO3 = AgCl + Fe(NO3)3 =>
FeCl3 + 3 AgNO3 = 3 AgCl + Fe(NO3)3
KClO3 + H2C2O4 = ClO2 + KHCO3 =>
2 KClO3 + H2C2O4 = 2 ClO2 + 2 KHCO3
C4H4N2 + H2O2 = CO2 + H2O + NO3 =>
C4H4N2 + 16 H2O2 = 4 CO2 + 18 H2O + 2 NO3
Cr(s) + H2Cr2O7(aq) = Cr3O7 + H2 =>
Cr(s) + H2Cr2O7(aq) = Cr3O7 + H2
Cu(OH)2 + LiNO3 = Cu(NO3)2 + LiOH =>
Cu(OH)2 + 2 LiNO3 = Cu(NO3)2 + 2 LiOH
Al(s) + PtCl1(aq) = AlCl3(aq) + Pt(s) =>
Al(s) + 3 PtCl1(aq) = AlCl3(aq) + 3 Pt(s)
Fe(OH)2 + HCe = FeCe2 + H2O =>
Fe(OH)2 + 2 HCe = FeCe2 + 2 H2O
H(NO3) + Sr(CO3) = Sr(NO3)2 + H2O + CO2 =>
2 H(NO3) + Sr(CO3) = Sr(NO3)2 + H2O + CO2
Nb2O5 + NbC = Nb2 + CO =>
2 Nb2O5 + 10 NbC = 7 Nb2 + 10 CO
ZnO + CaCO3 = CaO + ZnCO3 =>
ZnO + CaCO3 = CaO + ZnCO3
Li3(PO4) + CuSO4 = Li2(SO4) + Cu3(PO4)2 =>
2 Li3(PO4) + 3 CuSO4 = 3 Li2(SO4) + Cu3(PO4)2
HgO + PbS = HgS + PbO =>
HgO + PbS = HgS + PbO
C6H5CH3 + CH3COCl = C9H10O + HCl =>
C6H5CH3 + CH3COCl = C9H10O + HCl
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
AgNo3 + CaCl2 = Ca(No3)2 + AgCl =>
2 AgNo3 + CaCl2 = Ca(No3)2 + 2 AgCl
P + B = P3B =>
3 P + B = P3B
Sr(OH)2 + P = POH + Sr =>
Sr(OH)2 + 2 P = 2 POH + Sr
BaCl2 + HNO3 = Ba(NO3)2 + HCl =>
BaCl2 + 2 HNO3 = Ba(NO3)2 + 2 HCl
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
K2CrO4 + KNO2 + KOH = KNO3 + K3Cr(OH) =>
K2CrO4 + 4 KNO2 + KOH = 4 KNO3 + K3Cr(OH)
KI + O2 + H2SO4 = I2 + K2SO4 + H2O =>
4 KI + O2 + 2 H2SO4 = 2 I2 + 2 K2SO4 + 2 H2O
H{+} + NO3{-} + Fe{2+} = Fe{3+} + NO + H2O =>
4 H{+} + NO3{-} + 3 Fe{2+} = 3 Fe{3+} + NO + 2 H2O
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
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