| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Cr + CuSO4 = Cr2(SO4)3 + Cu =>
2 Cr + 3 CuSO4 = Cr2(SO4)3 + 3 Cu
CO = C + O2 =>
2 CO = 2 C + O2
NANO3 + NI + H2SO4 = NO + I2 + NA2SO4 + H2O =>
2 NANO3 + 2 NI + H2SO4 = 5 NO + I2 + NA2SO4 + H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
H2SO4 + Pb(NO3)2 = HNO3 + PbSO4 =>
H2SO4 + Pb(NO3)2 = 2 HNO3 + PbSO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
Sn2S4 + Au = Au2S3 + Sn =>
3 Sn2S4 + 8 Au = 4 Au2S3 + 6 Sn
Zn + H2So3 = ZnSo3 + H2 =>
Zn + H2So3 = ZnSo3 + H2
NaNO3 + NI + H2SO4 = NO + I2 + Na2SO4 + H2O =>
4 NaNO3 + 6 NI + 2 H2SO4 = 10 NO + 3 I2 + 2 Na2SO4 + 2 H2O
FeO + HNO3 = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO + 5 H2O
NaNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + NaSO4 + H2O =>
NaNO3 + 2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + NO + NaSO4 + 2 H2O
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
SnS2 + Au = Au2S3 + Sn =>
3 SnS2 + 4 Au = 2 Au2S3 + 3 Sn
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
K2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + KNO3(aq) =>
K2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + 2 KNO3(aq)
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
AlP + HNO3 = H3PO4 + Al(NO3)3 + NO2 + H2O =>
AlP + 11 HNO3 = H3PO4 + Al(NO3)3 + 8 NO2 + 4 H2O
MgCl2 + NAOH = Mg(OH)2 + NACl =>
MgCl2 + 2 NAOH = Mg(OH)2 + 2 NACl
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Fe + AgNO3 = FeNO3 + Ag =>
Fe + AgNO3 = FeNO3 + Ag
C7H5N3O6 = N2 + H2O + CO + C =>
2 C7H5N3O6 = 3 N2 + 5 H2O + 7 CO + 7 C
HC2H3O2 + NaOH = HOH + NaC2H3O2 =>
HC2H3O2 + NaOH = HOH + NaC2H3O2
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
(CH3)2CO + O2 = CO2 + H2O =>
(CH3)2CO + 4 O2 = 3 CO2 + 3 H2O
Al + H2SO4 = Al2(SO4) + H2 =>
2 Al + H2SO4 = Al2(SO4) + H2
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
ZnO + Co2 + H20 = (ZnCo3)(Zn(OH)2) =>
20 ZnO + 15 Co2 + H20 = 10(ZnCo3)(Zn(OH)2)
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Br + K = KBr =>
Br + K = KBr
C3H5N3O9 = CO2 + N2 + O2 + H2O =>
4 C3H5N3O9 = 12 CO2 + 6 N2 + O2 + 10 H2O
HI = H + I =>
HI = H + I
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
Br2(l) + K = KBr =>
Br2(l) + 2 K = 2 KBr
Co2O3 + C = Co + CO2 =>
2 Co2O3 + 3 C = 4 Co + 3 CO2
H + CO3 = H2O + CO2 =>
2 H + CO3 = H2O + CO2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Br2(l) + K(s) = KBr(g) =>
Br2(l) + 2 K(s) = 2 KBr(g)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/03/15
Équations équilibrées sur11/02/14
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