Équations équilibrées la veille |
K2S + CuCl2 = CuS + 2 KCl
Fe(iii) + Cl2 = FeCl3 =>
2 Fe(iii) + 3 Cl2 = 2 FeCl3
CUO + HI = CUI + H2O + I2 =>
2 CUO + 4 HI = 2 CUI + 2 H2O + I2
CaO + C = Ca + CO2 =>
2 CaO + C = 2 Ca + CO2
NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(aw) =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(aw)
(CH3COO)2Ca = CH3COCH3CaCO3 =>
(CH3COO)2Ca = CH3COCH3CaCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu(OH)2(s) = CuOH2O(l) =>
Cu(OH)2(s) = CuOH2O(l)
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
C3H8 + O2 = (CO2)3 + (H2O)4 =>
C3H8 + 5 O2 = (CO2)3 + (H2O)4
CsNO2 = Cs + NO2 =>
CsNO2 = Cs + NO2
H2PO4{+}(aq) + H2O(l) = HPO4{+}(aq) + H3O(aq) =>
H2PO4{+}(aq) + H2O(l) = HPO4{+}(aq) + H3O(aq)
C6H14O + H2 = C7H16 + H2O =>
7 C6H14O + 6 H2 = 6 C7H16 + 7 H2O
Ca(OH)2 + BaO = CaO + Ba(OH)2 =>
Ca(OH)2 + BaO = CaO + Ba(OH)2
CaCl2 + Na3PO = Na3Cl2 + CaPO =>
CaCl2 + Na3PO = Na3Cl2 + CaPO
CuCl2NaOH = Cu(OH)NaCl2 =>
CuCl2NaOH = Cu(OH)NaCl2
NaHCO3 + FeCl3 = Fe(OH)3 + NaCl + CO2 =>
3 NaHCO3 + FeCl3 = Fe(OH)3 + 3 NaCl + 3 CO2
AgNO3 + HClO4 = AgClO4 + HNO3 =>
AgNO3 + HClO4 = AgClO4 + HNO3
C + SiO2 + Ca3(PO4)2 = CO + P + CaSiO3 =>
5 C + 3 SiO2 + Ca3(PO4)2 = 5 CO + 2 P + 3 CaSiO3
AgNO3 + HPO4 = AgPO4 + HNO3 =>
AgNO3 + HPO4 = AgPO4 + HNO3
HI + HBrO3 = Br2 + HIO3 + H2O =>
5 HI + 6 HBrO3 = 3 Br2 + 5 HIO3 + 3 H2O
AgNO3(ac)HCl(ac) = HNO3(ac)AgCl =>
AgNO3(ac)HCl(ac) = HNO3(ac)AgCl
KMnO4 + ZnSO4 + H2SO4 = Zn2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 10 ZnSO4 + 8 H2SO4 = 5 Zn2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
Br2(aq) + LiCl(aq) = Li(aq) + ClBr(aq) =>
Br2(aq) + 2 LiCl(aq) = 2 Li(aq) + 2 ClBr(aq)
Sr(OH)2(aq) + H3PO4(aq) = Sr3(PO4)2(s) + H2O(l) =>
3 Sr(OH)2(aq) + 2 H3PO4(aq) = Sr3(PO4)2(s) + 6 H2O(l)
H2SO4 + Pb(NO3)2 = H2(NO3)2 + PbSO4 =>
H2SO4 + Pb(NO3)2 = H2(NO3)2 + PbSO4
HI + K2SO3 = KI + H2SO3 =>
2 HI + K2SO3 = 2 KI + H2SO3
Fe(ii) + O = FeO =>
Fe(ii) + O = FeO
AgNO3 + K2CO3 = Ag2CO3 + KNO3 =>
2 AgNO3 + K2CO3 = Ag2CO3 + 2 KNO3
BeF + LiSO4 = BeSO4 + LiF =>
BeF + LiSO4 = BeSO4 + LiF
CaI2 + Pb(NO3)2 = Ca(NO3)2 + PbI2 =>
CaI2 + Pb(NO3)2 = Ca(NO3)2 + PbI2
C6H14O + H2 = C6H16 + H2O =>
C6H14O + 2 H2 = C6H16 + H2O
HCOOH + MgOH = HCOOMg + H2O =>
HCOOH + MgOH = HCOOMg + H2O
CuO + HI = CuI + H2O + I2 =>
2 CuO + 4 HI = 2 CuI + 2 H2O + I2
C3H5Br + NaOH = C3H4 + NaBr + H2O =>
C3H5Br + NaOH = C3H4 + NaBr + H2O
NH4OH + Zn(NO3)2 = (NH4)(NO3)2 + Zn(OH) =>
NH4OH + Zn(NO3)2 = (NH4)(NO3)2 + Zn(OH)
K2Cr2O7 + H2SO4 + FeSO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
2 K2Cr2O7 + 14 H2SO4 + 3 FeSO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 Fe(SO4)3 + 14 H2O
K + O2 = O2K =>
K + O2 = O2K
KClO3 + HI + H2SO4 = KHSO3 + HCl + I2 + H2O =>
KClO3 + 8 HI + H2SO4 = KHSO3 + HCl + 4 I2 + 4 H2O
Mg3NO2 = Mg + NO2 =>
Mg3NO2 = 3 Mg + NO2
Au = Au3 =>
3 Au = Au3
K2Cr2O7 + NH3 = Cr2O3 + KOH + N2 + H2O =>
K2Cr2O7 + 2 NH3 = Cr2O3 + 2 KOH + N2 + 2 H2O
HNO3(l) + Cu(s) = Cu(NO3)2(sandaq) + NO2(g) + H2O(l) =>
4 HNO3(l) + Cu(s) = Cu(NO3)2(sandaq) + 2 NO2(g) + 2 H2O(l)
PbSO4NaOH = NaSO4Pb(OH) =>
PbSO4NaOH = NaSO4Pb(OH)
Cu + AgNo3 = Ag + Cu(No3)2 =>
Cu + 2 AgNo3 = 2 Ag + Cu(No3)2
Fe + HNO3 = FeHNO3 =>
Fe + HNO3 = FeHNO3
Ba + H2O = BaO + H2 =>
Ba + H2O = BaO + H2
Cu2 + Na2HPO4 = Cu(HPO4)2 + Na =>
Cu2 + 4 Na2HPO4 = 2 Cu(HPO4)2 + 8 Na
Fe2O3 + Al3 = Al2O3 + Fe2 =>
3 Fe2O3 + 2 Al3 = 3 Al2O3 + 3 Fe2
C6N6FeK3(aq) + Zn(NO3)2(aq) = KNO3(aq) + Zn3[Fe(CN)6]2(aq) =>
2 C6N6FeK3(aq) + 3 Zn(NO3)2(aq) = 6 KNO3(aq) + Zn3[Fe(CN)6]2(aq)
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