Équations équilibrées la veille |
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H2SeO3 + HCl + CsCl = Cs2SeCl6 + H2O =>
H2SeO3 + 4 HCl + 2 CsCl = Cs2SeCl6 + 3 H2O
Zn + NO3{-} + H{+} = Zn{2+} + NH4 + OH{-} =>
9 Zn + 2 NO3{-} + 14 H{+} = 9 Zn{2+} + 2 NH4 + 6 OH{-}
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(ionizedyellowsteel) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(ionizedyellowsteel)
C20H40OH + O2 = H2O + CO =>
4 C20H40OH + 79 O2 = 82 H2O + 80 CO
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2 =>
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2
Fe(NO3)3 + Na2CO3 = Fe2(CO3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3
Ca(NO3)2 + NH4Br = CaBr + NH4(NO3)2 =>
Ca(NO3)2 + NH4Br = CaBr + NH4(NO3)2
C2H9 + O2 = C + H2O =>
4 C2H9 + 9 O2 = 8 C + 18 H2O
HCOOH + CuO = Cu(HCOO)2 + H2O =>
2 HCOOH + CuO = Cu(HCOO)2 + H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
C2 + H2O = CO + H =>
C2 + 2 H2O = 2 CO + 4 H
Cl2 + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O0 =>
4 Cl2 + Na2S2O3 + 10 NaOH = 8 NaCl + 2 Na2SO4 + 5 H2O0
Ag{+} + BH4{-} = Ag + B2H6 + H2 =>
2 Ag{+} + 2 BH4{-} = 2 Ag + B2H6 + H2
MgC2H3O2 + KSO4 = MgSO4 + KC2H3O2 =>
MgC2H3O2 + KSO4 = MgSO4 + KC2H3O2
NH3 + Pb(NO3)2 = NO3 + Pb(NH3) =>
NH3 + Pb(NO3)2 = 2 NO3 + Pb(NH3)
K2Cr2O7 + CaCl2 = KCl + CaCr2O7 =>
K2Cr2O7 + CaCl2 = 2 KCl + CaCr2O7
Cd + CuSO4 = CdSO4 + Cu =>
Cd + CuSO4 = CdSO4 + Cu
NH4NO2 + Ba(OH)2 = Ba(NO2)2 + NH3 + H2O =>
2 NH4NO2 + Ba(OH)2 = Ba(NO2)2 + 2 NH3 + 2 H2O
C2H5OH(l) + O2(g) = H2O(l) + CO2(g) =>
C2H5OH(l) + 3 O2(g) = 3 H2O(l) + 2 CO2(g)
Al2O3 + SO2 + O2 = Al2(SO4)3 =>
2 Al2O3 + 6 SO2 + 3 O2 = 2 Al2(SO4)3
CuSO4 + C6H8O6 = C6H6O6 + Cu + H2SO4 =>
CuSO4 + C6H8O6 = C6H6O6 + Cu + H2SO4
CuSO4 + NH3*H2O = [Cu2(OH)2]SO4 + (NH4)2SO4 =>
2 CuSO4 + 2 NH3*H2O = [Cu2(OH)2]SO4 + (NH4)2SO4
SiF4 + H2O = SiO2*4H2O + H2SiF6 =>
3 SiF4 + 6 H2O = SiO2*4H2O + 2 H2SiF6
Na2Si3O7 + H2SO4 = Na2SO4 + H2Si3O7 =>
Na2Si3O7 + H2SO4 = Na2SO4 + H2Si3O7
K2Cr2O7 + K2SO3 + H2O = K2SO4 + Cr(OH) + KOH =>
K2Cr2O7 + 5 K2SO3 + 2 H2O = 5 K2SO4 + 2 Cr(OH) + 2 KOH
Bi2O4 + NaOH + O2 = NaBiO3 + H2O =>
2 Bi2O4 + 4 NaOH + O2 = 4 NaBiO3 + 2 H2O
NaCHO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaCHO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2
Na2CO3 + AlBr3 = Na2Br3 + CO3Al =>
Na2CO3 + AlBr3 = Na2Br3 + CO3Al
CH3CHO + Ag2O = Ag + H2O + CO2 =>
CH3CHO + 5 Ag2O = 10 Ag + 2 H2O + 2 CO2
H2SO4 + K2Cr2O7 + KNO2 = Cr2(SO4)3 + KNO3 + H2O + K2SO4 =>
4 H2SO4 + K2Cr2O7 + 3 KNO2 = Cr2(SO4)3 + 3 KNO3 + 4 H2O + K2SO4
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COOH + 2 MnSO4 + K2SO4 + 3 H2O
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
SeCl4 + O2 = SeO2 + Cl4 =>
SeCl4 + O2 = SeO2 + Cl4
Zn + NO3 + H{+} = NH4 + Zn2{+} + H2O =>
20 Zn + NO3 + 10 H{+} = NH4 + 10 Zn2{+} + 3 H2O
MgCl2(aq) + NaOH(aq) = MgOH(s) + NaCl2(aq) =>
MgCl2(aq) + NaOH(aq) = MgOH(s) + NaCl2(aq)
Mn + HNO3 = Mn(NO3)3 + NO + H2O =>
Mn + 4 HNO3 = Mn(NO3)3 + NO + 2 H2O
B2O3 + BrF3 = BF3 + Br + O =>
B2O3 + 2 BrF3 = 2 BF3 + 2 Br + 3 O
CuO2 + H2 = CuOH + O2 =>
2 CuO2 + H2 = 2 CuOH + O2
Cu(OH)2 + BaCl2 = CuCl2 + Ba(OH)2 =>
Cu(OH)2 + BaCl2 = CuCl2 + Ba(OH)2
H3P + LiOH = H2O + Li3P =>
H3P + 3 LiOH = 3 H2O + Li3P
K2CO3 = CO2 + O2 + K =>
2 K2CO3 = 2 CO2 + O2 + 4 K
NH3OH + BaCl2 = NH3Cl2 + BaOH =>
NH3OH + BaCl2 = NH3Cl2 + BaOH
Ag(NO3)(aq) + NaF(aq) = AgF(aq) + Na(NO3)(aq) =>
Ag(NO3)(aq) + NaF(aq) = AgF(aq) + Na(NO3)(aq)
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
Bi + NO3{-} + H3O{+} = Bi{3+} + NO + H2O =>
Bi + NO3{-} + 4 H3O{+} = Bi{3+} + NO + 6 H2O
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
HClO2 + Mn(OH)2 = Mn(ClO2)2 + H2O =>
2 HClO2 + Mn(OH)2 = Mn(ClO2)2 + 2 H2O
CH4 + Br = CH3HBr =>
CH4 + Br = CH3HBr
H2 + [Cr(H2O)6]{3+} = [Cr(H2O)6]{2+} + H{+} =>
H2 + 2[Cr(H2O)6]{3+} = 2[Cr(H2O)6]{2+} + 2 H{+}
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