Équations équilibrées la veille |
SiO2 + HNO3 = HSiO2 + NO3
Ba(NO3)2 + Fe(OH)3 = Fe(NO3)3 + Ba(OH)2 =>
3 Ba(NO3)2 + 2 Fe(OH)3 = 2 Fe(NO3)3 + 3 Ba(OH)2
HCl + NaHSO3 = SO2H2O + NaCl =>
HCl + NaHSO3 = SO2H2O + NaCl
Na3(PO4) + Mg(SO4) = Na2SO4 + Mg3(PO4)2 =>
2 Na3(PO4) + 3 Mg(SO4) = 3 Na2SO4 + Mg3(PO4)2
KIBr = KBr + I =>
KIBr = KBr + I
SO2 + H3PO4 = PO4 + H2SOH2O =>
3 SO2 + 4 H3PO4 = 4 PO4 + 3 H2SOH2O
C + H2O2 = CH3OH + CO2 =>
5 C + 4 H2O2 = 2 CH3OH + 3 CO2
NH4 + CH4N2O = CH8N3O =>
NH4 + CH4N2O = CH8N3O
HCl + Bi(MnO4)3 = BiCl3 + HMnO4 =>
3 HCl + Bi(MnO4)3 = BiCl3 + 3 HMnO4
CH3COONa + FeCl3 = (CH3COO)3Fe + NaCl =>
3 CH3COONa + FeCl3 = (CH3COO)3Fe + 3 NaCl
H3SbCl6 + KNO2 + HCl = HSbCl6 + NO + KCl + H2O =>
H3SbCl6 + 2 KNO2 + 2 HCl = HSbCl6 + 2 NO + 2 KCl + 2 H2O
C2H2 + [Ag(NH3)2]OH = C2Ag2 + NH3 + H2O =>
C2H2 + 2[Ag(NH3)2]OH = C2Ag2 + 4 NH3 + 2 H2O
(Na)2(CO)3 + Ba(NO)6 = Na(NO)3 + Ba(CO)3 =>
(Na)2(CO)3 + Ba(NO)6 = 2 Na(NO)3 + Ba(CO)3
N2H4O3 + N2O3C6H8 = CO2 + H2O + N2 =>
13 N2H4O3 + N2O3C6H8 = 6 CO2 + 30 H2O + 14 N2
HF + NH3 + SIO2 = (NH4)2SIF6 + H2O =>
6 HF + 2 NH3 + SIO2 = (NH4)2SIF6 + 2 H2O
C6H13OH + KMnO4 + H2SO4 = C5H11COOH + H2O + K2SO4 + MnSO4 =>
5 C6H13OH + 4 KMnO4 + 6 H2SO4 = 5 C5H11COOH + 11 H2O + 2 K2SO4 + 4 MnSO4
FeSO4 + KNO2 + KOH = Fe + KNO3 + K2SO4 + H2O =>
FeSO4 + KNO2 + 2 KOH = Fe + KNO3 + K2SO4 + H2O
H2O + CO2 = C6H12OC + O2 =>
12 H2O + 14 CO2 = 2 C6H12OC + 19 O2
HgS + SnCl2 = Hg + Hg2Cl2 + SnS3 =>
3 HgS + SnCl2 = Hg + Hg2Cl2 + SnS3
C6H10O + NaBH4 + H2O = C6H12O + NaH2BO3 =>
4 C6H10O + NaBH4 + 3 H2O = 4 C6H12O + NaH2BO3
FeCl3 + H2O + Al = AlCl3 + Fe(OH)3 + H2 =>
2 FeCl3 + 6 H2O + 2 Al = 2 AlCl3 + 2 Fe(OH)3 + 3 H2
CH3COOH + Zn = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn = (CH3COO)2Zn + H2
NaI + Br2 = I2 + NaBr =>
2 NaI + Br2 = I2 + 2 NaBr
FeCl3 + Na2O = Fe2O3 + NaCl =>
2 FeCl3 + 3 Na2O = Fe2O3 + 6 NaCl
SH2 + O2 = SO2 + H2O =>
2 SH2 + 3 O2 = 2 SO2 + 2 H2O
KMnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 10 NaI + 8 H2SO4 = 5 I2 + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 8 H2O
C2H4 + KMnO4 = CO2 + H2O + KMn =>
2 C2H4 + 3 KMnO4 = 4 CO2 + 4 H2O + 3 KMn
CH3COOH + Zn = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn = (CH3COO)2Zn + H2
Al2O3 + H3PO4 = AlPO4 + H2O =>
Al2O3 + 2 H3PO4 = 2 AlPO4 + 3 H2O
As4O16Zr3 + SnO2 = Sn3(AsO4)4 + ZrO2 =>
As4O16Zr3 + 3 SnO2 = Sn3(AsO4)4 + 3 ZrO2
AsH3 + H2O = H2AsO4{-} + H{+} + e =>
AsH3 + 4 H2O = H2AsO4{-} + 9 H{+} + 8e
KI + K2Cr2O7 + H2SO4 = I2 + Cr2(SO4) + K2(SO4) + H2O =>
10 KI + K2Cr2O7 + 7 H2SO4 = 5 I2 + Cr2(SO4) + 6 K2(SO4) + 7 H2O
C4H10 + HCl = C4H9Cl + H =>
C4H10 + HCl = C4H9Cl + 2 H
Co(NO3)*2 + CH4N2O = Co3O4 + N2 + CO2 + H2O =>
18 Co(NO3)*2 + 10 CH4N2O = 6 Co3O4 + 19 N2 + 10 CO2 + 20 H2O
AgNO3(ag) + K2CO3(aq) = Ag2CO3(s) + KNO3 =>
2 AgNO3(ag) + K2CO3(aq) = Ag2CO3(s) + 2 KNO3
Potassiumiodide + hydrogenperoxide = potassiumhydroxide + iodine =>
2 KI + H2O2 = 2 KOH + I2
C17H31COOH + KOH = C17H31COOK + H2O =>
C17H31COOH + KOH = C17H31COOK + H2O
Cu2S8(s) + (NH4)OH(aq) = Cu2(OH)(aq) + S8(NH4)(aq) =>
Cu2S8(s) + (NH4)OH(aq) = Cu2(OH)(aq) + S8(NH4)(aq)
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
(NH4)2SO4 + Ca(NO3)2 = (NH4)2Ca + SO4(NO3)2 =>
(NH4)2SO4 + Ca(NO3)2 = (NH4)2Ca + SO4(NO3)2
I{-} + Cr2O7{2-} + H{+} = I2 + Cr{3+} + H2O =>
6 I{-} + Cr2O7{2-} + 14 H{+} = 3 I2 + 2 Cr{3+} + 7 H2O
NH3 + H2O + CO2 + NaCl = NaHCO3 + NH4Cl =>
NH3 + H2O + CO2 + NaCl = NaHCO3 + NH4Cl
CoNO3(aq) + Na3SiO3(aq) = Na3NO3(aq) + CoSiO3(s) =>
CoNO3(aq) + Na3SiO3(aq) = Na3NO3(aq) + CoSiO3(s)
Ca + KNo3 = Ca(No3)2 + K =>
Ca + 2 KNo3 = Ca(No3)2 + 2 K
Cu(NO3)2 + Zn = [Zn(NO3)2] + Cu =>
Cu(NO3)2 + Zn = [Zn(NO3)2] + Cu
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Ag + O2 = O2Ag =>
Ag + O2 = O2Ag
C2H6 + Cl2 = C2HCl + HCl =>
C2H6 + 3 Cl2 = C2HCl + 5 HCl
(NH4)2CrO4 = CrO3 + H2O + NH3 =>
(NH4)2CrO4 = CrO3 + H2O + 2 NH3
Mg(NO3)2 + (Na(OH)) = Na(NO3) + Mg(OH)2 =>
Mg(NO3)2 + 2(Na(OH)) = 2 Na(NO3) + Mg(OH)2
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