Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
HClO2(aq) = HClO3(aq) + HClO(aq) =>
2 HClO2(aq) = HClO3(aq) + HClO(aq)
CrO3 + H2 = Cr2O3 + H2O =>
2 CrO3 + 3 H2 = Cr2O3 + 3 H2O
CH3CONH2 + H2O = CH3NH2 + CO2 + H2 =>
CH3CONH2 + H2O = CH3NH2 + CO2 + H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
KI = IK =>
KI = IK
Si + H2 = Si3H8 =>
3 Si + 4 H2 = Si3H8
Ca3(PO4)2 + H2SO4 + H2O = H3PO4 + CaSO4*2H2O =>
Ca3(PO4)2 + 3 H2SO4 + 6 H2O = 2 H3PO4 + 3 CaSO4*2H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2O + P = PO + H2 =>
H2O + P = PO + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AlBr3 + Fe2O3 = AlO3 + Fe2Br3 =>
AlBr3 + Fe2O3 = AlO3 + Fe2Br3
C3H6(g) + NH3(g) + O2(g) = C3H3N(l) + H2O(g) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 C3H3N(l) + 6 H2O(g)
C + Fe2O3 = CO2 + Fe =>
3 C + 2 Fe2O3 = 3 CO2 + 4 Fe
Fe2O3 + BaCl2 = Fe2Cl2 + BaO3 =>
Fe2O3 + BaCl2 = Fe2Cl2 + BaO3
Hg(NO3) + NaOH = HgOH + Na(NO3) =>
Hg(NO3) + NaOH = HgOH + Na(NO3)
ZnSO3 + HNO3 = Zn(NO3)2 + SO2 + H2O =>
ZnSO3 + 2 HNO3 = Zn(NO3)2 + SO2 + H2O
Cu2CO3(OH)2 + C6H8O7 = Cu2C4O + CO2 + H2O =>
Cu2CO3(OH)2 + C6H8O7 = Cu2C4O + 3 CO2 + 5 H2O
KOH + H2SO3 = K2SO3 + H2O =>
2 KOH + H2SO3 = K2SO3 + 2 H2O
MnO4{-} + S{-2} + H{+} = MnO2 + SO4{+2} + H2O =>
4 MnO4{-} + S{-2} + 8 H{+} = 4 MnO2 + SO4{+2} + 4 H2O
Fe(OH)2 + CH3COOH = (CH3COO)2Fe + H2O =>
Fe(OH)2 + 2 CH3COOH = (CH3COO)2Fe + 2 H2O
NO + H2O = HNO3 + N =>
5 NO + H2O = 2 HNO3 + 3 N
Mg + SiO2 = Si + MgO =>
2 Mg + SiO2 = Si + 2 MgO
[Co(NH3)4(OH2)Cl] + NH3(aq) = [Co(NH3)5(OH2)] + Cl =>
[Co(NH3)4(OH2)Cl] + NH3(aq) = [Co(NH3)5(OH2)] + Cl
HI + Li2SiO3 = LiI + H2SiO3 =>
2 HI + Li2SiO3 = 2 LiI + H2SiO3
CaO2H2 + H2SO4 = CaSO2 + H2O2 =>
CaO2H2 + H2SO4 = CaSO2 + 2 H2O2
Mn(s) + NiCl2(aq) = MnCl2(aq) + Ni(s) =>
Mn(s) + NiCl2(aq) = MnCl2(aq) + Ni(s)
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
CuSO4 + H2O = Cu(OH)2*H2SO4 =>
CuSO4 + 2 H2O = Cu(OH)2*H2SO4
Na2SO3 + I2 + HCl + H2O = H2SO4 + HI + NaCl =>
Na2SO3 + I2 + 2 HCl + H2O = H2SO4 + 2 HI + 2 NaCl
C2H3O2F + O2 = CO2 + H2O + F2 =>
4 C2H3O2F + 7 O2 = 8 CO2 + 6 H2O + 2 F2
Li2S + MgCl2 = MgS + LiCl =>
Li2S + MgCl2 = MgS + 2 LiCl
P45O2 = P2 + O5 =>
10 P45O2 = 225 P2 + 4 O5
Li2S + MgCl2 = MgS + LiCl =>
Li2S + MgCl2 = MgS + 2 LiCl
HNO23 + H2S = NO + S + H2O =>
2 HNO23 + 43 H2S = 2 NO + 43 S + 44 H2O
N2O5 + H2O = N2O + H2O3 =>
N2O5 + 2 H2O = N2O + 2 H2O3
Mo2P2O11 + P = MoP2O7 + MoP =>
7 Mo2P2O11 + 11 P = 11 MoP2O7 + 3 MoP
KClO3 + C2O4H2 = ClO2 + CO2 + K2C2K4 + H2O =>
6 KClO3 + 10 C2O4H2 = 6 ClO2 + 18 CO2 + K2C2K4 + 10 H2O
CuSO4(aq) + NiNO3 = CuNO3(aq) + NiSO4(aq) =>
CuSO4(aq) + NiNO3 = CuNO3(aq) + NiSO4(aq)
C2H3O2F + O2 = CO2 + H2O + F2 =>
4 C2H3O2F + 7 O2 = 8 CO2 + 6 H2O + 2 F2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
(NH4)2CO3 + BaCl2 = NH4Cl + BaCO3 =>
(NH4)2CO3 + BaCl2 = 2 NH4Cl + BaCO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaCO3 + BaNO3 = BaCO3 + NaNO3 =>
NaCO3 + BaNO3 = BaCO3 + NaNO3
MnS + H2O = Mn(OH)2 + H2S =>
MnS + 2 H2O = Mn(OH)2 + H2S
PH3 + AgNO3 + H2O = Ag + H3PO3 + HNO3 =>
PH3 + 6 AgNO3 + 3 H2O = 6 Ag + H3PO3 + 6 HNO3
Na2S + Cu(NO3)2 = CuS + NaNO3 =>
Na2S + Cu(NO3)2 = CuS + 2 NaNO3
H2SO4 + Fe + S = FeSO4 + H2S =>
H2SO4 + Fe + S = FeSO4 + H2S
C4 + H2O = CO2 + H =>
C4 + 8 H2O = 4 CO2 + 16 H
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