Équations équilibrées la veille |
KMnO4 + NaHSO4 = KMnHSO4 + NaO4
NH3 + MgSO4 = (NH3)2SO4 + Mg =>
2 NH3 + MgSO4 = (NH3)2SO4 + Mg
Ba(OH)2 + H(NO3) = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 H(NO3) = Ba(NO3)2 + 2 H2O
Pb + HCl = PbCl21 + H2 =>
2 Pb + 42 HCl = 2 PbCl21 + 21 H2
CuI + H2O2 + H2SO4 = CuSO4 + HIO3 + H2O =>
2 CuI + 7 H2O2 + 2 H2SO4 = 2 CuSO4 + 2 HIO3 + 8 H2O
K(s) + F(l) = KF(aq) =>
K(s) + F(l) = KF(aq)
CaO + Al2O3 = CaAl2O4 =>
CaO + Al2O3 = CaAl2O4
H2S(aq) + Cl2(aq) = HCl(aq) + S8(s) =>
8 H2S(aq) + 8 Cl2(aq) = 16 HCl(aq) + S8(s)
CH3(OH) + KMnO4 = CH3COOH + MnO2 + KOH + H2O =>
6 CH3(OH) + 4 KMnO4 = 3 CH3COOH + 4 MnO2 + 4 KOH + 4 H2O
W + OH = W(OH)2 =>
W + 2 OH = W(OH)2
H3BO3 + NH4OH = (NH4)2B4O7 + H2O =>
4 H3BO3 + 2 NH4OH = (NH4)2B4O7 + 7 H2O
H2S = H2 + S2 =>
2 H2S = 2 H2 + S2
Mg + Cr2O3 = (MgO)(Cr2O3) + Cr =>
3 Mg + 4 Cr2O3 = 3(MgO)(Cr2O3) + 2 Cr
NH4OH + HNO3 = N2H4O3 + H2O =>
NH4OH + HNO3 = N2H4O3 + H2O
(CH3)3NHCl + NH4N(NO2)2 = (CH3)3NHN(NO2)2 + NH4Cl =>
(CH3)3NHCl + NH4N(NO2)2 = (CH3)3NHN(NO2)2 + NH4Cl
SClF5(g) + H2(g) = S2F10(g) + HCl(g) =>
2 SClF5(g) + H2(g) = S2F10(g) + 2 HCl(g)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
ROH + Na2Cr2O7 + H2SO4 + H2O = ROOH + Cr(OH)3 + NaHSO4 =>
3 ROH + Na2Cr2O7 + 2 H2SO4 + 2 H2O = 3 ROOH + 2 Cr(OH)3 + 2 NaHSO4
W + OH = W(OH)2 =>
W + 2 OH = W(OH)2
[Fe(C2O4)3] + NH3 + H2O = Fe2O3 + NH4 + C2O4 =>
2[Fe(C2O4)3] + 6 NH3 + 3 H2O = Fe2O3 + 6 NH4 + 6 C2O4
CH3NH2 + O2 = CO2 + H2O + N =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 4 N
B(OH)3 + HIO = B(IO)3 + H2O =>
B(OH)3 + 3 HIO = B(IO)3 + 3 H2O
H2 + Fe3Cl = Fe + HCl =>
H2 + 2 Fe3Cl = 6 Fe + 2 HCl
Sn(ClO3)2 + KF = SnF + K(ClO3)2 =>
Sn(ClO3)2 + KF = SnF + K(ClO3)2
C2H5NO2 + B = C2H4BNO2 + H2 =>
2 C2H5NO2 + 2 B = 2 C2H4BNO2 + H2
V2O5 + HCl = V2O3 + H2O + Cl2 =>
V2O5 + 4 HCl = V2O3 + 2 H2O + 2 Cl2
CaCo3(s) + HCl(l) = CaCl2(s) + H2Co3(g) =>
CaCo3(s) + 2 HCl(l) = CaCl2(s) + H2Co3(g)
D2 + C2 = D2C =>
2 D2 + C2 = 2 D2C
KSCN + Zn(NO3)2 = ZnSCN + K(NO3)2 =>
KSCN + Zn(NO3)2 = ZnSCN + K(NO3)2
KMnO4 + C2H6O = MnO2 + C2H4O2 + KOH + H2O =>
4 KMnO4 + 3 C2H6O = 4 MnO2 + 3 C2H4O2 + 4 KOH + H2O
NaI + HCl + H2O2 = NaCl + H2O + I2 =>
2 NaI + 2 HCl + H2O2 = 2 NaCl + 2 H2O + I2
HF + Ar = HArF =>
HF + Ar = HArF
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ni3O4 + HClO4 = Ni(ClO4)2 + Ni(ClO4)3 + H2O =>
Ni3O4 + 8 HClO4 = Ni(ClO4)2 + 2 Ni(ClO4)3 + 4 H2O
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
KI + KBrO3 + HCl = I2 + KBr + KCl + H2O =>
6 KI + KBrO3 + 6 HCl = 3 I2 + KBr + 6 KCl + 3 H2O
BaCl + MgSO4 = BaSO4 + MgCl =>
BaCl + MgSO4 = BaSO4 + MgCl
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
TiO2 + NaOH = Ti(OH)4 + Na2O =>
TiO2 + 4 NaOH = Ti(OH)4 + 2 Na2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
KHCO3 + HCl = H2CO3 + KCl =>
KHCO3 + HCl = H2CO3 + KCl
N2H2 + N2O4 = N2 + H2O =>
4 N2H2 + N2O4 = 5 N2 + 4 H2O
HCl + H2O = Cl2O + H2 =>
2 HCl + H2O = Cl2O + 2 H2
CH3COOH + Cu2(OH)2CO3 = H2O + CO2 + Cu(CH3COO)2 =>
4 CH3COOH + Cu2(OH)2CO3 = 3 H2O + CO2 + 2 Cu(CH3COO)2
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
HCl + H2O = Cl2O + H2 =>
2 HCl + H2O = Cl2O + 2 H2
C2H5Cl + Na = C2H5Na + NaCl =>
C2H5Cl + 2 Na = C2H5Na + NaCl
CaCO3(s) + CO2(g) + H2O = Ca(HCO3)2 =>
CaCO3(s) + CO2(g) + H2O = Ca(HCO3)2
Cu + HCl = CuCl2 + H1 =>
Cu + 2 HCl = CuCl2 + 2 H1
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