Équations équilibrées la veille |
2 CH4 = C2H2 + 3 H2
(NH4)2CO3 + HNO3 = H2O + NH4NO3 + CO2 =>
(NH4)2CO3 + 2 HNO3 = H2O + 2 NH4NO3 + CO2
NH3NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
16 NH3NO3 + 9 Ca(OH)2 = 9 Ca(NO3)2 + 14 NH3 + 12 H2O
C12H22O11(l) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(l) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
Rb + MgSO4 = Rb2SO4 + Mg =>
2 Rb + MgSO4 = Rb2SO4 + Mg
Cl2 + CaCl2 + H2O = Ca(ClO)2 + HCl =>
2 Cl2 + CaCl2 + 2 H2O = Ca(ClO)2 + 4 HCl
CaOSiO2H2O + HF = SiF4 + CaF2 + H2O =>
CaOSiO2H2O + 6 HF = SiF4 + CaF2 + 4 H2O
H2S + FeHO2 = Fe2S3 + H2O =>
3 H2S + 2 FeHO2 = Fe2S3 + 4 H2O
HClO4 + NaHCO2 = HHCO2 + NaClO4 =>
HClO4 + NaHCO2 = HHCO2 + NaClO4
FeO4(s) = Fe2O3(s) + O2(g) =>
4 FeO4(s) = 2 Fe2O3(s) + 5 O2(g)
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
Pb(NO3)2 + FeCl3 = PbCl3 + Fe(NO3)2 =>
Pb(NO3)2 + FeCl3 = PbCl3 + Fe(NO3)2
NaI + H2SO4 = I + H2O + Na2SO4 + H2S =>
8 NaI + 5 H2SO4 = 8 I + 4 H2O + 4 Na2SO4 + H2S
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + H2O + NO2 =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 6 H2O + 10 NO2
NaNO3 + AgOH = NaOH + NO3Ag =>
NaNO3 + AgOH = NaOH + NO3Ag
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
K2Cr2O7 + H2SO4 + CH3OH = CO + Cr2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + 3 CH3OH = 3 CO + 2 Cr2(SO4)3 + 14 H2O + 2 K2SO4
NO + O + H2O = HNO3 =>
2 NO + 3 O + H2O = 2 HNO3
AgNO3 + H2O + AsH3 = H3AsO3 + Ag + HNO3 =>
6 AgNO3 + 3 H2O + AsH3 = H3AsO3 + 6 Ag + 6 HNO3
MnO4 + NaCl + H2SO4 = NaHSO4 + MnCl2 + Cl2 + H2O =>
MnO4 + 8 NaCl + 8 H2SO4 = 8 NaHSO4 + MnCl2 + 3 Cl2 + 4 H2O
Ba(OH)2 + CH3COOH = Ba(CH3COO)2 + HOH =>
Ba(OH)2 + 2 CH3COOH = Ba(CH3COO)2 + 2 HOH
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Li + H2F = LiF + H2 =>
Li + H2F = LiF + H2
C7H6O + O2 = CO2 + H2O =>
C7H6O + 8 O2 = 7 CO2 + 3 H2O
C4H6 + KMnO4 + H2O = C2H4O2 + MnO2 + KOH =>
C4H6 + 2 KMnO4 + 2 H2O = 2 C2H4O2 + 2 MnO2 + 2 KOH
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
Cd + AgNO3 = Cd(NO3)2 + Ag =>
Cd + 2 AgNO3 = Cd(NO3)2 + 2 Ag
NaOH + NH4NO3 = NaNO3 + NH5O =>
NaOH + NH4NO3 = NaNO3 + NH5O
CaCl2(s) + Al(s) = Al2Cl3(s) + Ca(s) =>
3 CaCl2(s) + 4 Al(s) = 2 Al2Cl3(s) + 3 Ca(s)
CoCl2 = Co + Cl2 =>
CoCl2 = Co + Cl2
C27H45OBr + Na2Cr2O7 = C27H44OBr + HNa2Cr2O7 =>
C27H45OBr + Na2Cr2O7 = C27H44OBr + HNa2Cr2O7
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
Hg2Cl2(s) + NH4OH(aq) = Hg + HgNH2Cl(s) + NH4Cl(aq) + H2O(l) =>
Hg2Cl2(s) + 2 NH4OH(aq) = Hg + HgNH2Cl(s) + NH4Cl(aq) + 2 H2O(l)
Fe2(SO4)3 + KI = FeSO4 + K2SO4 + I2 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + K2SO4 + I2
NH3 + H2C2O4 = (NH4)2C2O4 =>
2 NH3 + H2C2O4 = (NH4)2C2O4
MgO + MgCl2 + H2O = Mg(OH)2*MgCl2*8H2O =>
MgO + MgCl2 + 9 H2O = Mg(OH)2*MgCl2*8H2O
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
NaSO4 + CaPO4 = NaPO4 + CaSO4 =>
NaSO4 + CaPO4 = NaPO4 + CaSO4
Ag2SO3 + HCl = AgCl + H2O + SO2 =>
Ag2SO3 + 2 HCl = 2 AgCl + H2O + SO2
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
CoCl2 = Co + Cl2 =>
CoCl2 = Co + Cl2
C17H19NO3 + (CH3CO)2O = C21H23NO5 + H2O =>
C17H19NO3 + (CH3CO)2O = C21H23NO5 + H2O
KMnO4 + KBr + CH3COOH = Br2 + CH3COOK + (CH3COO)4Mn + H2O =>
2 KMnO4 + 6 KBr + 16 CH3COOH = 3 Br2 + 8 CH3COOK + 2(CH3COO)4Mn + 8 H2O
CoCl2 = Co + Cl2 =>
CoCl2 = Co + Cl2
HNO3 + P = NO2 + H2PO3 + H2O =>
4 HNO3 + P = 4 NO2 + H2PO3 + H2O
CH2CH2 + KMnO4 + H2SO4 + H2O = CH2(OH)CH2(OH) + MnO2 + K2SO4 =>
3 CH2CH2 + 2 KMnO4 + H2SO4 + 2 H2O = 3 CH2(OH)CH2(OH) + 2 MnO2 + K2SO4
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