Équations équilibrées la veille |
Ba + H2 = BaH2
C(x)H(y)N(z) + O2 = CO2 + H2O + N =>
4 C(x)H(y)N(z) + 5 O2 = 4 CO2 + 2 H2O + 4 N
J2 + CCl4 = CJ + Cl =>
J2 + 2 CCl4 = 2 CJ + 8 Cl
K2CrO4(aq) + CaS(aq) = CaCrO4 + K2S =>
K2CrO4(aq) + CaS(aq) = CaCrO4 + K2S
K2SO4 + Ca(NO3)2 = CaSO4 + KNO3 =>
K2SO4 + Ca(NO3)2 = CaSO4 + 2 KNO3
K + H3PO4 = K3PO4 + H3 =>
3 K + H3PO4 = K3PO4 + H3
CS2 + N2O = CO2 + SO2 + N2 =>
CS2 + 6 N2O = CO2 + 2 SO2 + 6 N2
H2C2O4 + KMnO4 = CO2 + K2O + MnO2 + H2O =>
3 H2C2O4 + 2 KMnO4 = 6 CO2 + K2O + 2 MnO2 + 3 H2O
CH5N + HCl = CH3NH3Cl =>
CH5N + HCl = CH3NH3Cl
CH6N4O3 + KNO3 = CO2 + H2O + N2 + K2CO3 =>
5 CH6N4O3 + 4 KNO3 = 3 CO2 + 15 H2O + 12 N2 + 2 K2CO3
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
CH3Br + CH3COONa = C2H6 + BrCOONa =>
CH3Br + CH3COONa = C2H6 + BrCOONa
SrS + Ti + S + Se = Sr2Ti2S3Se3 =>
2 SrS + 2 Ti + S + 3 Se = Sr2Ti2S3Se3
H2SO4 + NaC2H3O2 = CH3COOH + NaHSO4 =>
H2SO4 + NaC2H3O2 = CH3COOH + NaHSO4
NaH + FOH = NaF + H2O =>
NaH + FOH = NaF + H2O
CO2(aq) + H2O(l) = H2CO3(aq) =>
CO2(aq) + H2O(l) = H2CO3(aq)
Ca + ZnCO3 = CaCO3 + Zn =>
Ca + ZnCO3 = CaCO3 + Zn
HNO3 + KRbS = HS + KRbNO3 =>
HNO3 + KRbS = HS + KRbNO3
Fr3N = Fr + N2 =>
2 Fr3N = 6 Fr + N2
Ca3Cl2 + NaPo4 = Ca3(Po4)2 + NaCl =>
Ca3Cl2 + 2 NaPo4 = Ca3(Po4)2 + 2 NaCl
Fe(CO)5 + O2 = Fe2O3 + CO2 =>
4 Fe(CO)5 + 13 O2 = 2 Fe2O3 + 20 CO2
CO2 = C + O2 =>
CO2 = C + O2
COH4 + N2O = CO2 + H2O + N2 =>
COH4 + 3 N2O = CO2 + 2 H2O + 3 N2
H3BO3 + NaOH = NaH2BO3 + H2O =>
H3BO3 + NaOH = NaH2BO3 + H2O
Ca(CO3) + HBr = CaBr2 + H2O + CO2 =>
Ca(CO3) + 2 HBr = CaBr2 + H2O + CO2
Pb + OH = PbO + H =>
Pb + OH = PbO + H
Ca(ClO2)2 = CaCl2 + O2 =>
Ca(ClO2)2 = CaCl2 + 2 O2
K2Cr2O7 + Fe2SO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 Fe2SO4 + 14 H2SO4 = 3 Fe2(SO4)3 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
HNO3 + Mg = H2O + Mg(NO3)2 + NH4NO2 =>
12 HNO3 + 5 Mg = 4 H2O + 5 Mg(NO3)2 + NH4NO2
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
KMnO4 + H2SO4 + K2SO3 = MnS04 + K2SO4 + H2 =>
2 KMnO4 + 9 H2SO4 + 40 K2SO3 = 2 MnS04 + 41 K2SO4 + 9 H2
Ca(ClO4)2 + H2O = Ca(OH)2 + HClO4 =>
Ca(ClO4)2 + 2 H2O = Ca(OH)2 + 2 HClO4
Cn + MnO4 = CnO + MnO2 =>
2 Cn + MnO4 = 2 CnO + MnO2
Ca(OCl)2 + H2O = HOCl + OH + Ca =>
Ca(OCl)2 + 2 H2O = 2 HOCl + 2 OH + Ca
H2O + CO = CH2O + CO2 =>
H2O + 2 CO = CH2O + CO2
C2H46 = C2H4 + H2 =>
C2H46 = C2H4 + 21 H2
Cu(H2O)5{2+} + H2O = Cu(H2O)5OH{+} + H3O{+} =>
Cu(H2O)5{2+} + 2 H2O = Cu(H2O)5OH{+} + H3O{+}
C8H11N + C3H6O2 = C11H17NO2 =>
C8H11N + C3H6O2 = C11H17NO2
NaBr4 + Cl2 = Na2Cl + Br =>
4 NaBr4 + Cl2 = 2 Na2Cl + 16 Br
ZnH2S = ZnSH2 =>
ZnH2S = ZnSH2
Na2SnS2 + HCl = SnS + NaCl + H2S =>
Na2SnS2 + 2 HCl = SnS + 2 NaCl + H2S
CH3CH2COONa + O2 + NH3 = C5H7NO2 + H2O + Na =>
20 CH3CH2COONa + 5 O2 + 12 NH3 = 12 C5H7NO2 + 26 H2O + 20 Na
Ag2(Cr2O7) + AgBr + H2SiO3 = Cr2(SiO3)3 + Ag2(SiO3) + Br2 + H2O =>
Ag2(Cr2O7) + 6 AgBr + 7 H2SiO3 = Cr2(SiO3)3 + 4 Ag2(SiO3) + 3 Br2 + 7 H2O
Cd + H2(TeO3) = CdTeO3 + H2 =>
Cd + H2(TeO3) = CdTeO3 + H2
(H2C2O4)2(H2O) + K2Cr2O7 = Cr(C2O4)3 + CO2 + H2O + [Cr(C2O4)3]K3*3(H2O) =>
21(H2C2O4)2(H2O) + 6 K2Cr2O7 = 8 Cr(C2O4)3 + 12 CO2 + 51 H2O + 4[Cr(C2O4)3]K3*3(H2O)
NaCl + Pb2NO3 = NaNO3 + Pb2Cl =>
NaCl + Pb2NO3 = NaNO3 + Pb2Cl
Ca(s) + Mg(NO3)2(aq) = Ca(NO3)2 + Mg =>
Ca(s) + Mg(NO3)2(aq) = Ca(NO3)2 + Mg
Ca(OH)2 + S = CaS3 + CaS2O3 + H2O =>
3 Ca(OH)2 + 8 S = 2 CaS3 + CaS2O3 + 3 H2O
LiCl + Na3P = Li3P + NaCl =>
3 LiCl + Na3P = Li3P + 3 NaCl
Cl2 + HgO = HgCl2 + ClO =>
3 Cl2 + 2 HgO = 2 HgCl2 + 2 ClO
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