Équations équilibrées la veille |
CH3COCl + C7H6O3 = C9H8O4 + HCl
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
HBrO + Sr(OH)2 = Sr(BrO)2 + H2O =>
2 HBrO + Sr(OH)2 = Sr(BrO)2 + 2 H2O
KHS + KMnO4 + H2O = KOH + MnO2 + S =>
3 KHS + 2 KMnO4 + H2O = 5 KOH + 2 MnO2 + 3 S
BaCl2 + KNO3 = Ba(NO3)2 + KCl =>
BaCl2 + 2 KNO3 = Ba(NO3)2 + 2 KCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe + HCI2 = FeCI2 + H2 =>
2 Fe + 2 HCI2 = 2 FeCI2 + H2
CH3OH + Na2CrO4 + H2SO4 = HCOOH + Cr2(S4)3 + Na2SO4 + H2O =>
21 CH3OH + 2 Na2CrO4 + 14 H2SO4 = 21 HCOOH + Cr2(S4)3 + 2 Na2SO4 + 35 H2O
Hg + Sb2O3 + O2 = Hg2Sb2O7 =>
2 Hg + Sb2O3 + 2 O2 = Hg2Sb2O7
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K(NO3) + Mg3(PO4)2 = K3(PO4) + Mg(NO3)2 =>
6 K(NO3) + Mg3(PO4)2 = 2 K3(PO4) + 3 Mg(NO3)2
Ca(NO3)2 + HCl = CaCl2 + HNO3 =>
Ca(NO3)2 + 2 HCl = CaCl2 + 2 HNO3
CuCl2 + Na3PO4 = Cu3(PO4)2 + NaCl =>
3 CuCl2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaCl
CuS + HNO3 = Cu(NO3)2 + H2O + NO + S =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO + 3 S
ZnSO4 + Cu(No3)2 = Zn(No3)2 + CuSO4 =>
ZnSO4 + Cu(No3)2 = Zn(No3)2 + CuSO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2 + Cl2 = HCl = =>
H2 + Cl2 = 2 HCl
O + H = H2O =>
O + 2 H = H2O
H2(SO4) + Ca(OH)2 = Ca(SO4) + H(OH) =>
H2(SO4) + Ca(OH)2 = Ca(SO4) + 2 H(OH)
NaHSO3 + NaHCO = NaOH + S + CO2 =>
NaHSO3 + NaHCO = 2 NaOH + S + CO2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Ca(ClO3)2 + KF = CaF2 + KClO3 =>
Ca(ClO3)2 + 2 KF = CaF2 + 2 KClO3
Y2O3 + NaOH = Y2O3NaOH =>
Y2O3 + NaOH = Y2O3NaOH
Br2 + NaN = NaBr + N2 =>
Br2 + 2 NaN = 2 NaBr + N2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Ca(NO3)2(aq) + MgSO4(aq) = CaSO4 + Mg(NO3)2 =>
Ca(NO3)2(aq) + MgSO4(aq) = CaSO4 + Mg(NO3)2
F2 + H2O = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
CrCl3 + H2SO4 + H2O2 = CrSO4 + ClO2 + H2O =>
CrCl3 + H2SO4 + 7 H2O2 = CrSO4 + 3 ClO2 + 8 H2O
Al + C = Al3C4 =>
3 Al + 4 C = Al3C4
NH4 + KNO3 = NH4NO3 + K =>
NH4 + KNO3 = NH4NO3 + K
Cr(NO3)3 + Na2SO4 = Cr2(SO4)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2SO4 = Cr2(SO4)3 + 6 NaNO3
NO2(C6H4)COOH + CH3OH = NO2(C6H4)COOCH3 + H2O =>
NO2(C6H4)COOH + CH3OH = NO2(C6H4)COOCH3 + H2O
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
P4O10 + H2O = H2PO4 + H3O =>
P4O10 + 10 H2O = 4 H2PO4 + 4 H3O
HIO3 + P4O10 = H3PO4 + I2O5 =>
12 HIO3 + P4O10 = 4 H3PO4 + 6 I2O5
H2CO3 + KOH = H2OH + KCO3 =>
H2CO3 + KOH = H2OH + KCO3
AlI3 + Cl2(g) = AlCl3 + I2 =>
2 AlI3 + 3 Cl2(g) = 2 AlCl3 + 3 I2
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Na4Si + HCl = SiH4 + NaCl =>
Na4Si + 4 HCl = SiH4 + 4 NaCl
C7H15OH + HBr = C7H15Br + H2O =>
C7H15OH + HBr = C7H15Br + H2O
O + H2 = H2O =>
O + H2 = H2O
Cu(OH)2 + Na2SO4 + HCl = CuSO4 + NaCl + H2O =>
Cu(OH)2 + Na2SO4 + 2 HCl = CuSO4 + 2 NaCl + 2 H2O
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
KI + Pb(NO3)2 = Pb + K(NO3)2 + I2 =>
2 KI + 2 Pb(NO3)2 = 2 Pb + 2 K(NO3)2 + I2
Cr(OH)3(s) + H2SO4(aq) = Cr2(SO4)3(aq) + H2O(l) =>
2 Cr(OH)3(s) + 3 H2SO4(aq) = Cr2(SO4)3(aq) + 6 H2O(l)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H3BO3 + C2H6O + Cu2O = CuB + CO2 + H2O =>
6 H3BO3 + 2 C2H6O + 3 Cu2O = 6 CuB + 4 CO2 + 15 H2O
Cr(NO3)3 + K2S = Cr2S3 + KNO3 =>
2 Cr(NO3)3 + 3 K2S = Cr2S3 + 6 KNO3
O + H2 = H2O =>
O + H2 = H2O
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