| Équations équilibrées la veille |
K2CrO4 + 2 NaOH + Ba(NO3)2 = Ba(OH)2 + Na2CrO4 + K2(NO3)2
Na(OH) + Cl2 = NaClO + H2O + NaCl =>
2 Na(OH) + Cl2 = NaClO + H2O + NaCl
Al(SO4)3 + Ca(NO3)2 = Al(NO3)3 + Ca(SO4)2 =>
2 Al(SO4)3 + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 Ca(SO4)2
Al2(SO4)3 + NH3 = Al + NH3SO4 =>
Al2(SO4)3 + 3 NH3 = 2 Al + 3 NH3SO4
C5H6BrClN2O2 + KClO3 = CO2 + H2O + Cl2 + N2 + KCl + Br2 =>
6 C5H6BrClN2O2 + 22 KClO3 = 30 CO2 + 18 H2O + 3 Cl2 + 6 N2 + 22 KCl + 3 Br2
KHS + KMnO4 + H2SO4 = KOH + MnO2 + S =>
6 KHS + 2 KMnO4 + H2SO4 = 8 KOH + 2 MnO2 + 7 S
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
U + Na2O + Cl2 = NaCl + UO2Cl2 =>
U + 2 Na2O + 3 Cl2 = 4 NaCl + UO2Cl2
Hg(ClO3)2 = Hg + Cl2 + O2 =>
Hg(ClO3)2 = Hg + Cl2 + 3 O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Oxygen + glucose = carbondioxide + water =>
6 O2 + C6H12O6 = 6 CO2 + 6 H2O
KI + NaOH = KOH + NaI =>
KI + NaOH = KOH + NaI
SiH4 + Cl2 = SiCl4 + H2 =>
SiH4 + 2 Cl2 = SiCl4 + 2 H2
CH3CH2OH + K2CrO6 + H2SO4 = CH3CH2CHO + K2SO4 + Cr2(SO4)3 + H2O =>
21 CH3CH2OH + 4 K2CrO6 + 10 H2SO4 = 14 CH3CH2CHO + 4 K2SO4 + 2 Cr2(SO4)3 + 31 H2O
I + H2O = I2O3 + H2 =>
2 I + 3 H2O = I2O3 + 3 H2
FeCO3 + HCl = FeCl2 + H2CO3 =>
FeCO3 + 2 HCl = FeCl2 + H2CO3
HBrO4 + NaOH = NaBr + H2O + O2 =>
HBrO4 + NaOH = NaBr + H2O + 2 O2
NiCO3 + NH3*H2O = [Ni(NH3)6]CO3 + H2O =>
NiCO3 + 6 NH3*H2O = [Ni(NH3)6]CO3 + 6 H2O
NI3 = I2(g) + N2(g) =>
2 NI3 = 3 I2(g) + N2(g)
Ni + Pb(NO3)4 = Ni(NO3)3 + Pb =>
4 Ni + 3 Pb(NO3)4 = 4 Ni(NO3)3 + 3 Pb
C6H5CCl3 + C6H5CO2H = C6H5COCl + HCl =>
C6H5CCl3 + C6H5CO2H = 2 C6H5COCl + HCl
AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + 2 HNO3(aq)
CO = C + CO2 =>
2 CO = C + CO2
HCl(aq) + NH3(s) = H(aq) + NCl(aq) =>
HCl(aq) + NH3(s) = 4 H(aq) + NCl(aq)
K + C5H8 = KH8 + C =>
K + C5H8 = KH8 + 5 C
Mg + P = Mg2P3 =>
2 Mg + 3 P = Mg2P3
MgOI2 = MgI2O =>
MgOI2 = MgI2O
SeCl + O = SeO + Cl =>
SeCl + O = SeO + Cl
KNO3 + Na2SO4 = K2SO4 + NaNO3 =>
2 KNO3 + Na2SO4 = K2SO4 + 2 NaNO3
FePO4 + (NH4)2CO3 = (NH4)2PO4 + FeCO3 =>
FePO4 + (NH4)2CO3 = (NH4)2PO4 + FeCO3
Cr(OH)3 + H2S = Cr2S3 + H2(OH)2 =>
2 Cr(OH)3 + 3 H2S = Cr2S3 + 3 H2(OH)2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + NaOH =>
2 Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + 2 NaOH
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
FeCr2O4 + NaCO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 16 NaCO3 + 3 O2 = 8 Na2CrO4 + 2 Fe2O3 + 16 CO2
P + O3 + Sr(OH)2 = SrHPO4 + PH3 =>
4 P + 2 O3 + 3 Sr(OH)2 = 3 SrHPO4 + PH3
C3H7O2N + O2 = C2H5O2N + CH2O =>
2 C3H7O2N + O2 = 2 C2H5O2N + 2 CH2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
C2H5Br2 + Br2 = C2H4Br2 + HBr =>
2 C2H5Br2 + Br2 = 2 C2H4Br2 + 2 HBr
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuCNS + KIO3 + HCl = HCN + CuSO4 + H2O + KCl + ICl =>
4 CuCNS + 7 KIO3 + 14 HCl = 4 HCN + 4 CuSO4 + 5 H2O + 7 KCl + 7 ICl
K2MnO4 + [Fe(NH4)2(SO4)2]*6H2O + KOH = Fe(OH)3 + (NH4)2SO4 + H2O + K2SO4 + MnO2 =>
K2MnO4 + 2[Fe(NH4)2(SO4)2]*6H2O + 2 KOH = 2 Fe(OH)3 + 2(NH4)2SO4 + 10 H2O + 2 K2SO4 + MnO2
Pb(OH)2 + NaSnO2 = Pb + NaSnO3 + H2O =>
Pb(OH)2 + NaSnO2 = Pb + NaSnO3 + H2O
Na2S2O3 + AgNO3 = Ag2(S2O3) + NaNO3 =>
Na2S2O3 + 2 AgNO3 = Ag2(S2O3) + 2 NaNO3
Mg3N2 + F2 = MgF2 + N2 =>
Mg3N2 + 3 F2 = 3 MgF2 + N2
AgN3 + KCl = AgCl + KN3 =>
AgN3 + KCl = AgCl + KN3
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