Équations équilibrées la veille |
NaCrO4(aq) + 2 Cr(NO3)3(aq) = Cr2CrO4 + Na + 6 NO3
CaCl2 + Fe2 = FeCl2 + Ca =>
2 CaCl2 + Fe2 = 2 FeCl2 + 2 Ca
C240H90O4NS + O2 = SO2 + CO2 + H2O + N =>
2 C240H90O4NS + 523 O2 = 2 SO2 + 480 CO2 + 90 H2O + 2 N
CH3CHBrCH3 + NaOH = C3H6 + NaBr + H2O =>
CH3CHBrCH3 + NaOH = C3H6 + NaBr + H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CuCNS + KIO3 + HCl = HCN + CuSO4 + ICl + KCl + H2O =>
4 CuCNS + 7 KIO3 + 14 HCl = 4 HCN + 4 CuSO4 + 7 ICl + 7 KCl + 5 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
C12H22O11 + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
C12H22O11 + 8 K2Cr2O7 + 32 H2SO4 = 12 CO2 + 8 K2SO4 + 8 Cr2(SO4)3 + 43 H2O
CaCO3 + ZnO + Gd2O3 = Ca3GdZnO3 + CO2 + O2 =>
12 CaCO3 + 4 ZnO + 2 Gd2O3 = 4 Ca3GdZnO3 + 12 CO2 + 5 O2
LiOH + H3N = Li3N + H2O =>
3 LiOH + H3N = Li3N + 3 H2O
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
AsO4{3–} + Zn + H3O{+} = AsH3 + Zn{2+} + H2O =>
AsO4{3–} + 7 Zn + 11 H3O{+} = AsH3 + 7 Zn{2+} + 15 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Cd + I2 = Cd2I =>
4 Cd + I2 = 2 Cd2I
HO + Fe = Fe2O3 + H2 =>
6 HO + 4 Fe = 2 Fe2O3 + 3 H2
CuONaOH = CuOHNaO =>
CuONaOH = CuOHNaO
Ba{2+} + Cl{-} = BaCl2 =>
Ba{2+} + 2 Cl{-} = BaCl2
O + CO = COO =>
O + CO = COO
NH4OH + NaI = NH4I + NaOH =>
NH4OH + NaI = NH4I + NaOH
H2O + NO2 + ClO{-} = NO3{-} + Cl{-} + H{+} =>
H2O + 2 NO2 + ClO{-} = 2 NO3{-} + Cl{-} + 2 H{+}
Ba + HOH = BaO + H =>
Ba + HOH = BaO + 2 H
NH4OH + CaCl2 = Cl2OH + NH4Ca =>
NH4OH + CaCl2 = Cl2OH + NH4Ca
Ag(NH3)2OH + NaI = AgI + Na(NH3)2OH =>
Ag(NH3)2OH + NaI = AgI + Na(NH3)2OH
NaBr + BaCl2 = NaCl + BaBr2 =>
2 NaBr + BaCl2 = 2 NaCl + BaBr2
CH3COOH + C4H9OH = CH3COOC4H9 + H2O =>
CH3COOH + C4H9OH = CH3COOC4H9 + H2O
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Al(s) = Al(aq) =>
Al(s) = Al(aq)
P2O5 + BaO = Ba3(PO4)2 =>
P2O5 + 3 BaO = Ba3(PO4)2
Na2CO3 + AgNO3 = Ag2CO3 + Na2 + NO3 =>
Na2CO3 + 2 AgNO3 = Ag2CO3 + Na2 + 2 NO3
NiSO4 = NiO + SO3 =>
NiSO4 = NiO + SO3
BaCl2 + KH2Po4 = Ba(H2Po4)2 + KCl =>
BaCl2 + 2 KH2Po4 = Ba(H2Po4)2 + 2 KCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
HClO3 + Ba(OH)2 = H(OH)2 + BaClO3 =>
HClO3 + Ba(OH)2 = H(OH)2 + BaClO3
Br2 + O2 = Br2O2 =>
Br2 + O2 = Br2O2
AlCl3 + HOH = AlOHCl2 + HCl =>
AlCl3 + HOH = AlOHCl2 + HCl
MnSO4NaClONaOH = MnO2Na2SO4HCl =>
MnSO4NaClONaOH = MnO2Na2SO4HCl
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
SO4{2-} + HCO3{-} = HSO4{-} + CO3{2-} =>
SO4{2-} + HCO3{-} = HSO4{-} + CO3{2-}
C6H14 + Br2 = C6H10Br2 + HBr =>
C6H14 + 3 Br2 = C6H10Br2 + 4 HBr
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Mn + KIO4 + H2SO4 = MnO4 + IO3 + K2SO4 + H2O =>
Mn + 8 KIO4 + 4 H2SO4 = MnO4 + 8 IO3 + 4 K2SO4 + 4 H2O
CoOC = COCo =>
CoOC = COCo
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
P2Sr = SrP2 =>
P2Sr = SrP2
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
C5H10O5 = C15H24 + CO2 + H2O =>
21 C5H10O5 = 5 C15H24 + 30 CO2 + 45 H2O
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