Équations équilibrées la veille |
2 PH3 + 5 CuO = P2O5 + 3 H2 + 5 Cu
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
CaO + H2O = Ca(OH)2 = H2O =>
CaO + H2O = Ca(OH)2
Ni + No2 = Ni(No3)2 =>
Ni + 3 No2 = Ni(No3)2
HC2H3O2 + Ca(OH)2 = Ca + H2O + CO2 =>
HC2H3O2 + 4 Ca(OH)2 = 4 Ca + 6 H2O + 2 CO2
SrN2 = Sr + N2 =>
SrN2 = Sr + N2
Mn + ClO4 = Mn(ClO4)2 =>
Mn + 2 ClO4 = Mn(ClO4)2
PbO2 + H2SO4 + H3O = PbSO4 + H2O =>
PbO2 + H2SO4 + 2 H3O = PbSO4 + 4 H2O
H3PO4(aq) + NaOH(aq) = H2O(l) + Na3PO4(aq) =>
H3PO4(aq) + 3 NaOH(aq) = 3 H2O(l) + Na3PO4(aq)
CuBr2 + K2S = CuS + K2Br2 =>
CuBr2 + K2S = CuS + K2Br2
Al(OH)3 + FeCl2 = AlCl2 + Fe(OH)3 =>
Al(OH)3 + FeCl2 = AlCl2 + Fe(OH)3
H2SO4 + Al = AlH + SO4 =>
H2SO4 + 2 Al = 2 AlH + SO4
(C6H5)2CO + H2O = H2(C6H5)2 + CO2 =>
(C6H5)2CO + H2O = H2(C6H5)2 + CO2
K4[Fe(CN)6] + KMnO4 + H2O = K3[Fe(CN)6] + MnO(OH)2 + KOH =>
3 K4[Fe(CN)6] + KMnO4 + 3 H2O = 3 K3[Fe(CN)6] + MnO(OH)2 + 4 KOH
NaCr(OH)4 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCr(OH)4 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
K2S + H2O + AgNO3 = HNO3 + KOH + Ag2S =>
K2S + 2 H2O + 2 AgNO3 = 2 HNO3 + 2 KOH + Ag2S
PbO2 + H2S = PbSO4 + PbO + H2O =>
4 PbO2 + H2S = PbSO4 + 3 PbO + H2O
ZnO + O{-2} = ZnO2{2-} =>
ZnO + O{-2} = ZnO2{2-}
K2Cr2O7 + NaOH + H = Na2CrO4 + K2OH + H2O =>
K2Cr2O7 + 4 NaOH + H = 2 Na2CrO4 + K2OH + 2 H2O
H2CO3(aq) + K(OH)(s) = K2CO3 + H2O =>
H2CO3(aq) + 2 K(OH)(s) = K2CO3 + 2 H2O
FeCO3(s) + H2SO4(ac) = FeSO4 + H2CO3 =>
FeCO3(s) + H2SO4(ac) = FeSO4 + H2CO3
Cl2 + Li2O = LiCl + O2 =>
2 Cl2 + 2 Li2O = 4 LiCl + O2
H3C2OOH + O2 = CO + H2O =>
H3C2OOH + O2 = 2 CO + 2 H2O
C6H4(CH3)2 + Br2 = C6H3Br(CH3)2 + HBr =>
C6H4(CH3)2 + Br2 = C6H3Br(CH3)2 + HBr
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
K2MnO4 + H2O = KMnO4 + K2MnO3 + KOH =>
3 K2MnO4 + H2O = 2 KMnO4 + K2MnO3 + 2 KOH
(NH4)2CO3 + CaCl2 = NH4Cl + CaCO3 =>
(NH4)2CO3 + CaCl2 = 2 NH4Cl + CaCO3
C32H66 + O2(g) = H2O(aq) + CO2(g) =>
2 C32H66 + 97 O2(g) = 66 H2O(aq) + 64 CO2(g)
LiOH + NaOH = LiNa + OH =>
LiOH + NaOH = LiNa + 2 OH
Sn + H3PO4 = H2 + Sn3(PO4)3 =>
6 Sn + 6 H3PO4 = 9 H2 + 2 Sn3(PO4)3
H2CrO4 + HCl = CrCl3 + H2O + Cl2 =>
2 H2CrO4 + 12 HCl = 2 CrCl3 + 8 H2O + 3 Cl2
PbSO4 + POCl3 = SO2Cl2 + Pb3(PO4)2 =>
3 PbSO4 + 2 POCl3 = 3 SO2Cl2 + Pb3(PO4)2
CsClO2 = CsCl + O2 =>
CsClO2 = CsCl + O2
Zn + NaOH = Na2(ZnO2) + H =>
Zn + 2 NaOH = Na2(ZnO2) + 2 H
Mg + HCl(p) = MgCl2 + H2 =>
Mg + 2 HCl(p) = MgCl2 + H2
IO3 + H2O = OH + IO3H2 =>
IO3 + 2 H2O = 2 OH + IO3H2
HCl + MnS = H2S + MnCl2 =>
2 HCl + MnS = H2S + MnCl2
CH4(g) + NH3(g) + O2(g) = HCN(s) + H2O(g) =>
2 CH4(g) + 2 NH3(g) + 3 O2(g) = 2 HCN(s) + 6 H2O(g)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CO + HF = C2H3F3 + O2 =>
2 CO + 3 HF = C2H3F3 + O2
Ba + Sn(NO3)2 = Sn + Ba(NO3)2 =>
Ba + Sn(NO3)2 = Sn + Ba(NO3)2
FeO*Fe2O3 + H2O + O2 = Fe(OH)3 =>
4 FeO*Fe2O3 + 18 H2O + O2 = 12 Fe(OH)3
Co(NO3)2 + Ca(OH)2 = Co(OH)2 + Ca(NO3)2 =>
Co(NO3)2 + Ca(OH)2 = Co(OH)2 + Ca(NO3)2
KBr + Mg2C = MgBr2 + K4C =>
4 KBr + Mg2C = 2 MgBr2 + K4C
C6H5COOK + H2O = C6H6COOK + OH =>
C6H5COOK + H2O = C6H6COOK + OH
K + P = K9P =>
9 K + P = K9P
HCOH + CaOH = H2O + CaCHO =>
HCOH + CaOH = H2O + CaCHO
NH4Cl + NaOH = H2O + NH3 + NaCl =>
NH4Cl + NaOH = H2O + NH3 + NaCl
C9H19O2N + H2O = CO2 + NH4 + H =>
C9H19O2N + 16 H2O = 9 CO2 + NH4 + 47 H
Ga(CO3)3 + Ca(OH)2 = Ca(CO3)2 + Ga(OH)3 =>
2 Ga(CO3)3 + 3 Ca(OH)2 = 3 Ca(CO3)2 + 2 Ga(OH)3
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