Équations équilibrées la veille |
C2H5OH + 2 O2 = 2 CO + 3 H2O
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
Ce2 + KOH = KCeO3 + KCe + H2O =>
3 Ce2 + 6 KOH = KCeO3 + 5 KCe + 3 H2O
P + I = PI3 =>
P + 3 I = PI3
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + Cl2 + Al2(SO4)3 =>
2 AlCl3 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Cl2 + Al2(SO4)3
MgO + O2 = MgO2 =>
2 MgO + O2 = 2 MgO2
CH3CH(CH3)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH(CH3)COOH + H2O =>
12 CH3CH(CH3)CH2CH3 + 14 K2Cr2O7 + 56 H2SO4 = 14 Cr2(SO4)3 + 14 K2SO4 + 15 CH3CH(CH3)COOH + 68 H2O
Mg(OH)2 + (HCl) = MgCl2 + H2O =>
Mg(OH)2 + 2(HCl) = MgCl2 + 2 H2O
I + HCl = ICl + H =>
I + HCl = ICl + H
MgO + O2 = MgO2 =>
2 MgO + O2 = 2 MgO2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Ce + Cl = CeCl =>
Ce + Cl = CeCl
NaCH3OO + HCl = NaCl + CH3OOH =>
NaCH3OO + HCl = NaCl + CH3OOH
CaO + LiOH = Ca(OH)2 + Li2O =>
CaO + 2 LiOH = Ca(OH)2 + Li2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
Na + Cl26 = NaCl =>
26 Na + Cl26 = 26 NaCl
P4H10(s) + H2O(l) = H3PO4(l) + PH3(g) =>
4 P4H10(s) + 4 H2O(l) = H3PO4(l) + 15 PH3(g)
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Ag + OH = Ag2O + H2O =>
2 Ag + 2 OH = Ag2O + H2O
C5H12 + Br2 = C5H11Br + HBr =>
C5H12 + Br2 = C5H11Br + HBr
Ca3(PO4)2 + SiO2 + C = CO + CaSiO3 + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 10 CO + 6 CaSiO3 + P4
NaOH + Fe(OH)3 + Cl2 = Na2FeO4 + NaCl + H2O =>
10 NaOH + 2 Fe(OH)3 + 3 Cl2 = 2 Na2FeO4 + 6 NaCl + 8 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KClO2 + HBr = HClO2 + KBr =>
KClO2 + HBr = HClO2 + KBr
LiNo3 + KCl = LiCl + KNo3 =>
LiNo3 + KCl = LiCl + KNo3
BaS + PF2 = BaF2 + PS =>
BaS + PF2 = BaF2 + PS
Cu + NaNO3 + HSO4 = CuSO4 + NO2 + Na2SO4 + H2O =>
3 Cu + 2 NaNO3 + 4 HSO4 = 3 CuSO4 + 2 NO2 + Na2SO4 + 2 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
NaOH + K2CO3 = Na2CO3 + K(OH) =>
2 NaOH + K2CO3 = Na2CO3 + 2 K(OH)
C14H14N3O3SNa + NaOH = C14H14N3O3SNa2 + OH =>
C14H14N3O3SNa + NaOH = C14H14N3O3SNa2 + OH
Cr + F2 = CrF5 =>
2 Cr + 5 F2 = 2 CrF5
H{+} + Cr2O7{2-} + HSO3{-} = Cr{3+} + SO4{2-} + H2O =>
5 H{+} + Cr2O7{2-} + 3 HSO3{-} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
Ba(OH)2 + Ca(CO)2 = Ba(CO)2 + Ca(OH)2 =>
Ba(OH)2 + Ca(CO)2 = Ba(CO)2 + Ca(OH)2
Zn + HCOOH = ZnHCOO + H2 =>
2 Zn + 2 HCOOH = 2 ZnHCOO + H2
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Cu{+} + Pb{2+} = Cu{2+} + Pb =>
2 Cu{+} + Pb{2+} = 2 Cu{2+} + Pb
Cr(OH)2 + HBr = CrBr2 + H2O =>
Cr(OH)2 + 2 HBr = CrBr2 + 2 H2O
KOH + SO2 = K2 + SO3 + H2O =>
2 KOH + SO2 = K2 + SO3 + H2O
O3 + PCl3 = POCl3 =>
O3 + 3 PCl3 = 3 POCl3
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Sr + O = SrO2 =>
Sr + 2 O = SrO2
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH =>
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
CH4 + O1 = CO2 + H2O =>
CH4 + 4 O1 = CO2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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