| Équations équilibrées la veille |
2 NaOH + 2 NO2 = NaNO3 + H2O + NaNO2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
CH2CH2 + Cl2 = ClCH2CH2Cl =>
CH2CH2 + Cl2 = ClCH2CH2Cl
Rb2O = Rb + O =>
Rb2O = 2 Rb + O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Bi2O3 + C = Bi + CO2 =>
2 Bi2O3 + 3 C = 4 Bi + 3 CO2
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
H2SO4 + HI = H2SO3 + H2O + I =>
H2SO4 + 2 HI = H2SO3 + H2O + 2 I
NaOH + NO2 = NaNO3 + H2O + NaNO2 =>
2 NaOH + 2 NO2 = NaNO3 + H2O + NaNO2
Au + O3 = Au2O3 =>
2 Au + O3 = Au2O3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
P2O5 + NaNO3 = P(NO3)5 + Na2O =>
P2O5 + 10 NaNO3 = 2 P(NO3)5 + 5 Na2O
KHCO3 + NaOH = NaHCO3 + K2CO3 + H2O =>
2 KHCO3 + NaOH = NaHCO3 + K2CO3 + H2O
C2H4Cl + Zn = C2H4 + ZnCl2 =>
2 C2H4Cl + Zn = 2 C2H4 + ZnCl2
CH3CH2CH2OH + HCl + ZnCl = CH3CH2CH2ClCl2 + Zn + H2O =>
CH3CH2CH2OH + HCl + 2 ZnCl = CH3CH2CH2ClCl2 + 2 Zn + H2O
CaCl2 + NaCH3COO = Ca(CH3COO)2 + NaCl =>
CaCl2 + 2 NaCH3COO = Ca(CH3COO)2 + 2 NaCl
PbBr4 + KOH = Pb(OH)4 + KBr =>
PbBr4 + 4 KOH = Pb(OH)4 + 4 KBr
NaHCO3 = CO2 + H2O + Na2CO3 =>
2 NaHCO3 = CO2 + H2O + Na2CO3
*KNO3 + H2SO4 = HNO3 + KHSO4 =>
*KNO3 + H2SO4 = HNO3 + KHSO4
FeCl3(aq) + KOH(aq) = Fe(OH)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KOH(aq) = Fe(OH)3(aq) + 3 KCl(aq)
Fe2S3 + KOH = K2S + Fe(OH)3 =>
Fe2S3 + 6 KOH = 3 K2S + 2 Fe(OH)3
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
C16H31COOH + NaOH = C16H31COONa + H2O =>
C16H31COOH + NaOH = C16H31COONa + H2O
C3H7NO2 + O2 = CO2 + H2O + NO =>
4 C3H7NO2 + 17 O2 = 12 CO2 + 14 H2O + 4 NO
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Al(NO3)3 + Na2CO3 + H2O = Al(OH)3 + H2CO3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3 + 6 NaNO3
NaI + PbNO = PbI + NaNO =>
NaI + PbNO = PbI + NaNO
C21H44(s) + O2(g) = CO(g) + H2O(g) =>
2 C21H44(s) + 43 O2(g) = 42 CO(g) + 44 H2O(g)
Pt + MgCl2 = PtCl + Mg =>
2 Pt + MgCl2 = 2 PtCl + Mg
NO2 + Cu + H2O = CuO + NH3 =>
2 NO2 + 7 Cu + 3 H2O = 7 CuO + 2 NH3
Pt + MgCl2 = PtCl + Mg =>
2 Pt + MgCl2 = 2 PtCl + Mg
NaOH + NO2 = NaNO3 + H2O + NaNO2 =>
2 NaOH + 2 NO2 = NaNO3 + H2O + NaNO2
FeSO4 + H2O = FeO + H2SO4 =>
FeSO4 + H2O = FeO + H2SO4
H2(g) + Br2(g) = HBr(g) =>
H2(g) + Br2(g) = 2 HBr(g)
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
AgCl + KCN = AgCN + KCl =>
AgCl + KCN = AgCN + KCl
SO2 + NaH = Na2S2O4 + H2 =>
2 SO2 + 2 NaH = Na2S2O4 + H2
HI(aq) + Li2S(aq) = LiI(aq) + H2S(g) =>
2 HI(aq) + Li2S(aq) = 2 LiI(aq) + H2S(g)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Zn(NO3)2(aq) + HCl(aq) = Zn(HCl)(aq) + NO3(g) =>
Zn(NO3)2(aq) + HCl(aq) = Zn(HCl)(aq) + 2 NO3(g)
C5H12O + O = CO + H2O =>
C5H12O + 10 O = 5 CO + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HS{-} + O2 = HSO4{-} =>
HS{-} + 2 O2 = HSO4{-}
K2(Zn(OH)4) + HCl = ZnCl2 + KOH + H2O =>
K2(Zn(OH)4) + 2 HCl = ZnCl2 + 2 KOH + 2 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
Ca + (OH)2 = Ca(OH)2 =>
Ca + (OH)2 = Ca(OH)2
CO(g) + NO(g) = CO2(g) + N2(g) =>
2 CO(g) + 2 NO(g) = 2 CO2(g) + N2(g)
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2 =>
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2
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| Équations équilibrées la veille |
Équations équilibrées sur12/16/24
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