| Équations équilibrées la veille |
BaI2 + 2 NaCl = BaCl2 + 2 NaI
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3 =>
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3
Al(OH)2 + HCl = AlCl + H(OH)2 =>
Al(OH)2 + HCl = AlCl + H(OH)2
Ca + H2O = Ca(OH)198 + H2 =>
Ca + 198 H2O = Ca(OH)198 + 99 H2
Mg3N2 + Rb2O = MgO + Rb3N =>
Mg3N2 + 3 Rb2O = 3 MgO + 2 Rb3N
Pb(s) + S(s) = PbS =>
Pb(s) + S(s) = PbS
I2 + NaOH = HI + NaIO =>
I2 + NaOH = HI + NaIO
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
C2HCl + O2 = CO2 + HCl =>
C2HCl + 2 O2 = 2 CO2 + HCl
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Ca(OH)2CaCl2 = Ca(OH)Cl =>
Ca(OH)2CaCl2 = 2 Ca(OH)Cl
Al2(SO4)3 + H2S = Al2S3 + SO2 + HOH =>
Al2(SO4)3 + 4 H2S = Al2S3 + 4 SO2 + 4 HOH
Be + N2 = Be3N2 =>
3 Be + N2 = Be3N2
Pb + NO = PbNO =>
Pb + NO = PbNO
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H4O =>
26 K4Fe(CN)6 + 242 KMnO4 + 627 H2SO4 = 346 KHSO4 + 13 Fe2(SO4)3 + 242 MnSO4 + 156 HNO3 + 156 CO2 + 188 H4O
Pb + NO = PbNO =>
Pb + NO = PbNO
CuSO4 + HCl = CuCl2 + SO2 + O2 + H2O =>
2 CuSO4 + 4 HCl = 2 CuCl2 + 2 SO2 + O2 + 2 H2O
Pb + NO = PbNO =>
Pb + NO = PbNO
Pb(CH3COO)2 + KOH = Pb(OH)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 KCH3COO
Ag + O2 = Ag3O =>
6 Ag + O2 = 2 Ag3O
Na(s) + H2O(l) = NaOH(aq) + H(g) =>
Na(s) + H2O(l) = NaOH(aq) + H(g)
Be + HNO3 = Be(NO3)2 + NO + H2O =>
3 Be + 8 HNO3 = 3 Be(NO3)2 + 2 NO + 4 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Al*O*O*O*H*H*H + H*H*S*O*O*O*O = Al*Al*S*S*S*O*O*O*O*O*O*O*O*O*O*O*O* + H*H*O =>
2 Al*O*O*O*H*H*H + 3 H*H*S*O*O*O*O = Al*Al*S*S*S*O*O*O*O*O*O*O*O*O*O*O*O* + 6 H*H*O
C4H8 + Br2 = CBr4 + H2 =>
C4H8 + 8 Br2 = 4 CBr4 + 4 H2
CH3OH(s) + O2(s) = CO2(s) + H2O(s) =>
2 CH3OH(s) + 3 O2(s) = 2 CO2(s) + 4 H2O(s)
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Na2CO3 + CuSO3 = CuCO3 + Na2SO3 =>
Na2CO3 + CuSO3 = CuCO3 + Na2SO3
Rb2Cr2O7 + H2SO4 = CrO3 + Rb2SO4 + H2O =>
Rb2Cr2O7 + H2SO4 = 2 CrO3 + Rb2SO4 + H2O
ClO{-} + CrO{2-} = Cl{-} + CrO4{2-} =>
3 ClO{-} + CrO{2-} = 3 Cl{-} + CrO4{2-}
I2(s) + Cl2(g) = I2Cl3(g) =>
2 I2(s) + 3 Cl2(g) = 2 I2Cl3(g)
KOH + H3O = K + H2O =>
KOH + H3O = K + 2 H2O
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu{2+} =>
ClO{-} + 2 H{+} + Cu = Cl{-} + H2O + Cu{2+}
NaC2H3O2 + Ba3(PO4)2 = Na3PO4 + Ba(C2H3O2)2 =>
6 NaC2H3O2 + Ba3(PO4)2 = 2 Na3PO4 + 3 Ba(C2H3O2)2
P(s) + HNO3(aq) + H2O(l) = NO(g) + H3PO4(aq) =>
3 P(s) + 5 HNO3(aq) + 2 H2O(l) = 5 NO(g) + 3 H3PO4(aq)
C6H6CH2OH + K2Cr2O7 + H2SO4 = C6H6COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H6CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C6H6COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
KNO3 + HCl = HKNO3 + Cl =>
KNO3 + HCl = HKNO3 + Cl
Zn + MnSO4 = ZnSO4 + Mn =>
Zn + MnSO4 = ZnSO4 + Mn
CH3(l) + O2(g) = H2O(l) + CO2(g) =>
4 CH3(l) + 7 O2(g) = 6 H2O(l) + 4 CO2(g)
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
C2H2 + O = CO2 + H =>
C2H2 + 4 O = 2 CO2 + 2 H
Cd + HNO3 = Cd(NO3)2 + H2O + NO2 =>
Cd + 4 HNO3 = Cd(NO3)2 + 2 H2O + 2 NO2
Sr(OH)2 + NH4SCN = Sr(SCN)2 + NH3 + H2O =>
Sr(OH)2 + 2 NH4SCN = Sr(SCN)2 + 2 NH3 + 2 H2O
Na2SO4 + N2O5 = N2SO4 + Na2O5 =>
Na2SO4 + N2O5 = N2SO4 + Na2O5
CoCO3 + CH3COOH = Co(CH3COO)2 + CO2 + H2O =>
CoCO3 + 2 CH3COOH = Co(CH3COO)2 + CO2 + H2O
Al + Br = AlBr =>
Al + Br = AlBr
NaI + MnO2 + H2SO4 = NaHSO4 + MnSO4 + I + H2O =>
2 NaI + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 I + 2 H2O
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