| Équations équilibrées la veille |
4 No = No4
Au2O + H2O = Au(OH) =>
Au2O + H2O = 2 Au(OH)
CH3CH2OH + KMnO4 = H2O + KOH + MnO2 + CH3CHO =>
3 CH3CH2OH + 2 KMnO4 = 2 H2O + 2 KOH + 2 MnO2 + 3 CH3CHO
I{-} = I2 + {-} =>
2 I{-} = I2 + 2e
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H5OH + Na2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + NaOH + H2O =>
3 C2H5OH + Na2Cr2O7 + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 2 NaOH + 5 H2O
Zn2HCl = HZn2Cl =>
Zn2HCl = HZn2Cl
C4H9OHCuO = C4H8OCuH2O =>
C4H9OHCuO = C4H8OCuH2O
Fe2(SO4)3 + NH4OH = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH4OH = 2 Fe(OH)3 + 3(NH4)2SO4
C4H10OH2SO4 = C4H10SO4H2O =>
C4H10OH2SO4 = C4H10SO4H2O
N2 + O2 = N2O9 =>
2 N2 + 9 O2 = 2 N2O9
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaCl + H2O = HCl + NaOH =>
NaCl + H2O = HCl + NaOH
K2SO3 + K2SeO3 + H2SO4 = K2SO4 + Se + H2O =>
2 K2SO3 + K2SeO3 + H2SO4 = 3 K2SO4 + Se + H2O
KHCO3 + O2 = KHCO5 =>
KHCO3 + O2 = KHCO5
NaClO + KMnO4 + H2SO4 = NaClO3 + K2SO4 + H2O + MnSO4 =>
5 NaClO + 4 KMnO4 + 6 H2SO4 = 5 NaClO3 + 2 K2SO4 + 6 H2O + 4 MnSO4
K3P = K + P =>
K3P = 3 K + P
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Fe2 + H3PO4 = FePO4 + H2 =>
Fe2 + 2 H3PO4 = 2 FePO4 + 3 H2
C2H4O + CO + H2 = C3H8O2 =>
C2H4O + CO + 2 H2 = C3H8O2
Cl2 + Cd = Cd{2+} + Cl{-} =>
Cl2 + Cd = Cd{2+} + 2 Cl{-}
UO2SO4 + Bi + H2SO4 = Bi2(SO4)3 + U(SO4)2 + H2O =>
3 UO2SO4 + 2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 U(SO4)2 + 6 H2O
CH4(g) + O = H2O + CO2 =>
CH4(g) + 4 O = 2 H2O + CO2
Hg = Hg2 =>
2 Hg = Hg2
SCN + Ca = CaS + CN =>
SCN + Ca = CaS + CN
Fe(OH)2 + NaOH + Br2 = Fe(OH)3 + NaBr =>
2 Fe(OH)2 + 2 NaOH + Br2 = 2 Fe(OH)3 + 2 NaBr
Na3[Al(OH)6] + H2SO4 = Al(OH)SO4 + Na2SO4 + H2O =>
2 Na3[Al(OH)6] + 5 H2SO4 = 2 Al(OH)SO4 + 3 Na2SO4 + 10 H2O
Zn2 + HBr = ZnBr2 + H2 =>
Zn2 + 4 HBr = 2 ZnBr2 + 2 H2
K{+} + SO4{-2} = K2SO4 =>
2 K{+} + SO4{-2} = K2SO4
SCl4 + H2O = SO2 + HCl =>
SCl4 + 2 H2O = SO2 + 4 HCl
BaO + HBr = BaBr + OH =>
BaO + HBr = BaBr + OH
HMnO4 + SO2 + H2O = H2SO4 + Mn2SO4 =>
2 HMnO4 + 6 SO2 + 4 H2O = 5 H2SO4 + Mn2SO4
K + H2SO4 = KH2 + SO4 =>
K + H2SO4 = KH2 + SO4
Al2(S1O4)3 + Ca(OH)2 = Al1(O1H1)3 + CaSO4 =>
Al2(S1O4)3 + 3 Ca(OH)2 = 2 Al1(O1H1)3 + 3 CaSO4
CF2Cl2 = CF2Cl + Cl2 =>
2 CF2Cl2 = 2 CF2Cl + Cl2
NaCl + H2O + SiO2 = HCl + Na2SiO3 =>
2 NaCl + H2O + SiO2 = 2 HCl + Na2SiO3
(NH4)2(CO3) = NH3 + CO2 + H2O =>
(NH4)2(CO3) = 2 NH3 + CO2 + H2O
S102 + O2 = S1O3 =>
S102 + 153 O2 = 102 S1O3
Hg + CaNO3 = HgNO3 + Ca =>
Hg + CaNO3 = HgNO3 + Ca
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
K3P = K + P4 =>
4 K3P = 12 K + P4
K2Co3 = K + Co3 =>
K2Co3 = 2 K + Co3
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
HNO3 + HS = S2 + NO + H2O =>
2 HNO3 + 6 HS = 3 S2 + 2 NO + 4 H2O
CaCl2 + H3PO4 = HCl + Ca3(PO4)2 =>
3 CaCl2 + 2 H3PO4 = 6 HCl + Ca3(PO4)2
LiOH + HF = HOH + LiF =>
LiOH + HF = HOH + LiF
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
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Équations équilibrées sur11/19/24
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