Équations équilibrées la veille |
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Cu + HBr = CuBr2 + H =>
Cu + 2 HBr = CuBr2 + 2 H
Hg(NO3)2 + CaBr2 = HgBr2 + Ca(NO3)2 =>
Hg(NO3)2 + CaBr2 = HgBr2 + Ca(NO3)2
B2H6 = B + H2 =>
B2H6 = 2 B + 3 H2
CaCO3 + KNo3 = Ca(No3)2 + K2CO3 =>
CaCO3 + 2 KNo3 = Ca(No3)2 + K2CO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H6O + NH3 + CO2 = C5H7NO + H2O =>
11 C2H6O + 6 NH3 + 8 CO2 = 6 C5H7NO + 21 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H3PO3 + H2O = H3O + H2PO3 =>
H3PO3 + H2O = H3O + H2PO3
Li3N + O2 = LiO2 + NO2 =>
Li3N + 4 O2 = 3 LiO2 + NO2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
KMnO4 + KOH + C2H5OH = CH3COOH + K2MnO4 + H2O =>
4 KMnO4 + 4 KOH + C2H5OH = CH3COOH + 4 K2MnO4 + 3 H2O
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
N2 + Li = Li3N =>
N2 + 6 Li = 2 Li3N
AgF + NaCI = AgCI + NaF =>
AgF + NaCI = AgCI + NaF
BaCl2 + NaNO3 = Ba(NO3)2 + NaCl =>
BaCl2 + 2 NaNO3 = Ba(NO3)2 + 2 NaCl
NaNO2 + H2SO4 + NaBiO3 = NaNO3 + Bi2(SO4)3 + Na2SO4 + H2O =>
2 NaNO2 + 4 H2SO4 + 2 NaBiO3 = 2 NaNO3 + Bi2(SO4)3 + Na2SO4 + 4 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Zn + K2SO4 = K + ZnSO4 =>
Zn + K2SO4 = 2 K + ZnSO4
Al(OH)3 + AgCl = AgOH + AlCl3 =>
Al(OH)3 + 3 AgCl = 3 AgOH + AlCl3
P4(s) + NO3(aq) + H2O(l) = H3PO4(aq) + NO(g) =>
P4(s) + 5 NO3(aq) + 6 H2O(l) = 4 H3PO4(aq) + 5 NO(g)
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
KOH(aq) + MgI2(aq) = Mg(OH)2 + KI =>
2 KOH(aq) + MgI2(aq) = Mg(OH)2 + 2 KI
Fe + CuCO3 = Cu + Fe2(CO3)3 =>
2 Fe + 3 CuCO3 = 3 Cu + Fe2(CO3)3
NaMnO4 + H2SO4 + Na2O2 = O2 + MnSO4 + NaOH =>
2 NaMnO4 + 2 H2SO4 + Na2O2 = 3 O2 + 2 MnSO4 + 4 NaOH
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
K2Cr2O7 + Sn2Cl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + Sn2Cl2 + 14 HCl = 2 CrCl3 + 2 SnCl4 + 2 KCl + 7 H2O
KClO3 + C6H12O6 = KCl + CO3 + H2O =>
6 KClO3 + C6H12O6 = 6 KCl + 6 CO3 + 6 H2O
Na2CO3(s) + HCl(aq) = NaCl + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl + CO2(g) + H2O(l)
Ba(NO3)2 + KCl = BaCl2 + NO3K =>
Ba(NO3)2 + 2 KCl = BaCl2 + 2 NO3K
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
AlCl3 + Ca(OH)2 = CaCl3 + Al(OH)2 =>
AlCl3 + Ca(OH)2 = CaCl3 + Al(OH)2
Zn + NH4OH = Zn(OH)2 + NH3 + H2 =>
Zn + 2 NH4OH = Zn(OH)2 + 2 NH3 + H2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O2 =>
5 Zn + 14 HNO3 = 5 Zn(NO3)2 + 2 NH4NO3 + 3 H2O2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
(NH4)As + S = As2S3 + (NH4)2S =>
2(NH4)As + 4 S = As2S3 + (NH4)2S
KCl + Cl2 = KCl5 =>
KCl + 2 Cl2 = KCl5
Ba3(AsO4)2 + HNO3 = Ba(NO3)2 + H3AsO4 =>
Ba3(AsO4)2 + 6 HNO3 = 3 Ba(NO3)2 + 2 H3AsO4
H3PO4 + CuOH = CuH2PO4 + H2O =>
H3PO4 + CuOH = CuH2PO4 + H2O
Cu(OH)2 + NH3 = [Cu(NH3)2](OH)2 =>
Cu(OH)2 + 2 NH3 = [Cu(NH3)2](OH)2
CuCl2 + H2SiO3 = CuSiO3 + HCl =>
CuCl2 + H2SiO3 = CuSiO3 + 2 HCl
C2H5O3 = C + H2 + O2 =>
2 C2H5O3 = 4 C + 5 H2 + 3 O2
H + O = H2OH =>
3 H + O = H2OH
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
NaOH + H2CO3 = H2O + Na2CO3 =>
2 NaOH + H2CO3 = 2 H2O + Na2CO3
CH3COOH + CuCO3 = Cu(CH3COO)2 + H2O + CO2 =>
2 CH3COOH + CuCO3 = Cu(CH3COO)2 + H2O + CO2
FeI3 + Mg = Fe + MgI2 =>
2 FeI3 + 3 Mg = 2 Fe + 3 MgI2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
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