Équations équilibrées la veille |
CuCl2 + MgI2 = MgCl2 + CuI2
Al + Sn = AlSn =>
Al + Sn = AlSn
N2 + H2 + Cl2 + Pt = PtCl2(NH3)2 =>
N2 + 3 H2 + Cl2 + Pt = PtCl2(NH3)2
NH2OH + Cl2 + KOH = N2 + KCl + H2O =>
2 NH2OH + Cl2 + 2 KOH = N2 + 2 KCl + 4 H2O
NH4OH + H2O = NHOOH + H2 =>
2 NH4OH + 2 H2O = 2 NHOOH + 5 H2
Ce(OH)4 + HCl = Ce(OH)3 + H2O + HClO4 =>
8 Ce(OH)4 + HCl = 8 Ce(OH)3 + 4 H2O + HClO4
HCN + CH3COOH = CH3COOCN + H2 =>
HCN + CH3COOH = CH3COOCN + H2
Cu(s) + Ag(NO3)2(aq) = Cu(NO3)2(aq) + Ag(g) =>
Cu(s) + Ag(NO3)2(aq) = Cu(NO3)2(aq) + Ag(g)
NaSO3 + HI = NaHI + SO3 =>
NaSO3 + HI = NaHI + SO3
H3O{+} + S = H3OS{+} =>
H3O{+} + S = H3OS{+}
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
CU(OH)2 + NaCl = CUCl2 + NaOH =>
CU(OH)2 + 2 NaCl = CUCl2 + 2 NaOH
NH3 + KMnO4 + H2SO4 = HNO3 + H2O + K2SO4 + MnSO4 =>
5 NH3 + 8 KMnO4 + 12 H2SO4 = 5 HNO3 + 17 H2O + 4 K2SO4 + 8 MnSO4
SO2({-}2) + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
2 SO2({-}2) + Cr2O7{2-} + 6 H{+} = 2 SO4{2-} + 2 Cr{3+} + 3 H2O
Ba(NO3)2 + Y(NO3)3*6H2O + NH2CONH2 = Ba3Y4O9 + N2(g) + H2O(g) + CO2(g) =>
3 Ba(NO3)2 + 4 Y(NO3)3*6H2O + 15 NH2CONH2 = Ba3Y4O9 + 24 N2(g) + 54 H2O(g) + 15 CO2(g)
CaH3 + H2O = CaOH2 + H2 =>
2 CaH3 + 2 H2O = 2 CaOH2 + 3 H2
Na3PO4 + HNO3 = NaNO3 + (H)3PO4 =>
Na3PO4 + 3 HNO3 = 3 NaNO3 + (H)3PO4
K(OH) + HNO3 = KNO3 + H2O =>
K(OH) + HNO3 = KNO3 + H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
H2SO4(aq) + HNO3(aq) = H3O(aq) + NO2SO4(aq) =>
H2SO4(aq) + HNO3(aq) = H3O(aq) + NO2SO4(aq)
N2 + H2SO4 = NH4 + SO2 + NO2 =>
3 N2 + 4 H2SO4 = 2 NH4 + 4 SO2 + 4 NO2
NaOH + Br2 = NaBr + NaBrO3 + H2O =>
6 NaOH + 3 Br2 = 5 NaBr + NaBrO3 + 3 H2O
Cu3(SO4)2 + Li3(PO4) = Cu3(PO4)2 + Li3(SO4) =>
Cu3(SO4)2 + 2 Li3(PO4) = Cu3(PO4)2 + 2 Li3(SO4)
BaCl2(aq) + Na(SO4)(aq) = Ba(SO4)(s) + NaCl2 =>
BaCl2(aq) + Na(SO4)(aq) = Ba(SO4)(s) + NaCl2
IO3{-} + H3O{+} + I{-} = I2 + H2O =>
IO3{-} + 6 H3O{+} + 5 I{-} = 3 I2 + 9 H2O
CuCl + H2 = Cu + HCl =>
2 CuCl + H2 = 2 Cu + 2 HCl
CuCl2 + H2O2 = HCl + CuO + O2 =>
2 CuCl2 + 2 H2O2 = 4 HCl + 2 CuO + O2
HNO2 + NaOH = Na + NO2 + H2O =>
HNO2 + NaOH = Na + NO2 + H2O
SnBr2 + I2 + NaOH = NaIO3 + Sn + NaBr2 + H2O =>
10 SnBr2 + I2 + 12 NaOH = 2 NaIO3 + 10 Sn + 10 NaBr2 + 6 H2O
N2O3 + O3 = NO2 =>
3 N2O3 + O3 = 6 NO2
C26H25N3O3 + C12H19O6PS + NaH + C3H7NO = C31H36N3O6P + H2O + H2S + Na2CO3 =>
3 C26H25N3O3 + 5 C12H19O6PS + 2 NaH + 6 C3H7NO = 5 C31H36N3O6P + 12 H2O + 5 H2S + Na2CO3
K2CO3 + Fe3(PO4)2 = FeCO3 + K3PO4 =>
3 K2CO3 + Fe3(PO4)2 = 3 FeCO3 + 2 K3PO4
O2 + (CH3CH2OH) = CO + H2O =>
2 O2 + (CH3CH2OH) = 2 CO + 3 H2O
H2 + O2 + Ca = (Ca(OH)2) =>
H2 + O2 + Ca = (Ca(OH)2)
HCOOH + MgO = Mg(HCOO)2 + H2O =>
2 HCOOH + MgO = Mg(HCOO)2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Be(OH)2 + NaOH = Na2Be(OH)4 =>
Be(OH)2 + 2 NaOH = Na2Be(OH)4
HBr + C6H14 = HC6 + BrH14 =>
HBr + C6H14 = HC6 + BrH14
Sr(NO3)2 + Na2(SO4) = Sr(SO4) + Na2(NO3)2 =>
Sr(NO3)2 + Na2(SO4) = Sr(SO4) + Na2(NO3)2
BeCl2 + Li[AlH4] = BeH2 + LiCl + AlCl3 =>
2 BeCl2 + Li[AlH4] = 2 BeH2 + LiCl + AlCl3
Na2ZnO2 + HNO3 = ZnOHNO3 + NaNO3 + H2O =>
Na2ZnO2 + 3 HNO3 = ZnOHNO3 + 2 NaNO3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu(NO3)2 + NH3 = Cu(NH3)4(NO3)2 =>
Cu(NO3)2 + 4 NH3 = Cu(NH3)4(NO3)2
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
H2So4(aq) + KOH(aq) = KHSo4(aq) + H2O(l) =>
H2So4(aq) + KOH(aq) = KHSo4(aq) + H2O(l)
HI + Li2Cr2O7 = LiI + CrI3 + I + H2O =>
14 HI + Li2Cr2O7 = 2 LiI + 2 CrI3 + 6 I + 7 H2O
H6C10 + O2 = CO2 + H2O =>
2 H6C10 + 23 O2 = 20 CO2 + 6 H2O
()Cu2CO3(OH)2(s) = ()CuO(s) + ()CO2(g) + ()H2O(g) =>
()Cu2CO3(OH)2(s) = 2()CuO(s) + ()CO2(g) + ()H2O(g)
Cl{-} + (H3O){+} + (Cr2O7{-2}) = H2O + Cl2 + Cr3{+} =>
34 Cl{-} + 42(H3O){+} + 3(Cr2O7{-2}) = 63 H2O + 17 Cl2 + 2 Cr3{+}
C3H5Br + NaOH = C3H4 + NaBr + H2O =>
C3H5Br + NaOH = C3H4 + NaBr + H2O
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