Équations équilibrées la veille |
Cr(HSO4)3 + 6 KOH + 3 HCl = CrCl3 + 3 K2SO4 + 6 H2O
Fe + F = Fe3F =>
3 Fe + F = Fe3F
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
BaO + CO2 = BaCO3 =>
BaO + CO2 = BaCO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + F = FeF3 =>
Fe + 3 F = FeF3
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Fe + F = FeF2 =>
Fe + 2 F = FeF2
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
KCN + Fe(OH)2 = K4Fe(CN)6 + KOH =>
6 KCN + Fe(OH)2 = K4Fe(CN)6 + 2 KOH
NaNO3 + Mg3PO4 = Na3PO4 + MgNO3 =>
3 NaNO3 + Mg3PO4 = Na3PO4 + 3 MgNO3
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
K2S + CuSO4 = K2SO4 + CuS =>
K2S + CuSO4 = K2SO4 + CuS
Na{3}P + K{2}O = Na{2}O + K{3}P =>
Na{3}P + K{2}O = Na{2}O + K{3}P
H2 + C12 = HC1 =>
6 H2 + C12 = 12 HC1
CoO + O2 = Co2O3 =>
4 CoO + O2 = 2 Co2O3
FePo4 + NaOH = NaPo4 + FeOH =>
FePo4 + NaOH = NaPo4 + FeOH
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
NaNO3 + Pb = Pb(NO3)2 + Na2 =>
2 NaNO3 + Pb = Pb(NO3)2 + Na2
C6H12O6 = C + H2O =>
C6H12O6 = 6 C + 6 H2O
C6H12O6 + H2 = C4H10 + H2O =>
2 C6H12O6 + 15 H2 = 3 C4H10 + 12 H2O
MgCl2 + K2S = MgS + KCl =>
MgCl2 + K2S = MgS + 2 KCl
CoO = Co + O2 =>
2 CoO = 2 Co + O2
C6H10 + MnO4{-} + H{+} + H2O = Mn{+2} + C6H12O2 =>
5 C6H10 + 2 MnO4{-} + 6 H{+} + 2 H2O = 2 Mn{+2} + 5 C6H12O2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
Sc + H2O = Sc(OH)3 + H2 =>
2 Sc + 6 H2O = 2 Sc(OH)3 + 3 H2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
Fe + F = FeF2 =>
Fe + 2 F = FeF2
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
PbO + C = Pb + CO =>
PbO + C = Pb + CO
Ca + MnCl2 = CaCl2 + Mn =>
Ca + MnCl2 = CaCl2 + Mn
N2O + O2 = NO2 =>
2 N2O + 3 O2 = 4 NO2
CH4(v) + O2(g) = CO2(g) + H2O(v) =>
CH4(v) + 2 O2(g) = CO2(g) + 2 H2O(v)
Zn2Sb2 + H2O = Zn(OH)2 + SbH2 =>
Zn2Sb2 + 4 H2O = 2 Zn(OH)2 + 2 SbH2
Sc + Cl2 = ScCl3 =>
2 Sc + 3 Cl2 = 2 ScCl3
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Zr(NO3)3 + (NH4)2CO3 = Zr2(CO3)3 + NH4NO3 =>
2 Zr(NO3)3 + 3(NH4)2CO3 = Zr2(CO3)3 + 6 NH4NO3
Fe + F = Fe3F =>
3 Fe + F = Fe3F
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
H2C2O4 + KMnO4 + H2SO4 = H2O + CO2 + MnO + K2SO4 =>
5 H2C2O4 + 2 KMnO4 + H2SO4 = 6 H2O + 10 CO2 + 2 MnO + K2SO4
C4H8 + O2 = CO3H2 =>
C4H8 + 6 O2 = 4 CO3H2
C3H8O + O = CO2 + H2O =>
C3H8O + 9 O = 3 CO2 + 4 H2O
S8S + O2 = SO3 =>
2 S8S + 27 O2 = 18 SO3
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