Équations équilibrées la veille |
2 K + 2 SO4 = K2(SO4)2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
C8H9O + O2 = CO2 + H2O =>
4 C8H9O + 39 O2 = 32 CO2 + 18 H2O
Na2Co3Ba(OH)2 = Na2(OH)2BaCo3 =>
Na2Co3Ba(OH)2 = Na2(OH)2BaCo3
Na3PO4 + (KOH) = (NaOH) + K3PO4 =>
Na3PO4 + 3(KOH) = 3(NaOH) + K3PO4
HBrO3 + HBr = H2O + Br2 = =>
HBrO3 + 5 HBr = 3 H2O + 3 Br2
C6H5COONa + H2O = C6H5COOH + NaOH =>
C6H5COONa + H2O = C6H5COOH + NaOH
Al(OH)3 + KOH = K[Al(OH)4] =>
Al(OH)3 + KOH = K[Al(OH)4]
CH3OH + PBr3 = CH3Br + P(OH)3 =>
3 CH3OH + PBr3 = 3 CH3Br + P(OH)3
Hg2Cl2 = Hg + HgCl2 =>
Hg2Cl2 = Hg + HgCl2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
C2H2NaOH = C2HNaH2O =>
C2H2NaOH = C2HNaH2O
HClO2 + Fe(OH)2 = Fe(ClO2)2 + H2O =>
2 HClO2 + Fe(OH)2 = Fe(ClO2)2 + 2 H2O
NaH2PO4NaOH = Na2HPO4H2O =>
NaH2PO4NaOH = Na2HPO4H2O
Na2(SO4) = Na + SO4 =>
Na2(SO4) = 2 Na + SO4
K3(PO4) + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3(PO4) + 3 CaCl2 = 6 KCl + Ca3(PO4)2
Mn + H2SO4 = Mn(SO4)3 + H2 =>
Mn + 3 H2SO4 = Mn(SO4)3 + 3 H2
T5 = T8 =>
8 T5 = 5 T8
CuO + Ca(OH)2 = Cu(OH)2 + CaO =>
CuO + Ca(OH)2 = Cu(OH)2 + CaO
CuO + HNO3 = CuNO32 + NO + H2O =>
CuO + 20 HNO3 = CuNO32 + 19 NO + 10 H2O
Zn2O = Zn + O2 =>
2 Zn2O = 4 Zn + O2
CuI + H2SO4 = I2 + CuSO4 + H2O + SO2 =>
2 CuI + 4 H2SO4 = I2 + 2 CuSO4 + 4 H2O + 2 SO2
KCl + NaI = NaCl + KI =>
KCl + NaI = NaCl + KI
NaHSO3 + O2 = NaSO4 + H2O =>
4 NaHSO3 + 3 O2 = 4 NaSO4 + 2 H2O
C6H18OSi2 + O2 = SiO2 + CO2 + H2O =>
C6H18OSi2 + 12 O2 = 2 SiO2 + 6 CO2 + 9 H2O
Al + HClO4 = Al2O3 + HClO =>
2 Al + HClO4 = Al2O3 + HClO
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCOOH + MgO = (HCOO)2Mg + H2O =>
2 HCOOH + MgO = (HCOO)2Mg + H2O
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
Fe + Cl{+3} = FeCl{+3} =>
Fe + Cl{+3} = FeCl{+3}
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
Co2 + H2 = H2Co3 =>
3 Co2 + 2 H2 = 2 H2Co3
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
KNO3 + H2SO4 = K2(SO4) + HNO3 =>
2 KNO3 + H2SO4 = K2(SO4) + 2 HNO3
Fe3(SO4)3 + NaOH = Fe(OH)2 + Na2SO4 =>
Fe3(SO4)3 + 6 NaOH = 3 Fe(OH)2 + 3 Na2SO4
KHCO3HCl = H2CO3KCl =>
KHCO3HCl = H2CO3KCl
KSCN + Fe{3+} = Fe(KSCN){3+} =>
KSCN + Fe{3+} = Fe(KSCN){3+}
Ba(HSO3)2 + HCl = BaCl2 + H2O + SO2 =>
Ba(HSO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 SO2
H + He3 = HeH =>
3 H + He3 = 3 HeH
NO2 + S2O3 = SO3 + N2O =>
2 NO2 + S2O3 = 2 SO3 + N2O
KCIO3 + KCI = KCIO =>
KCIO3 + 2 KCI = 3 KCIO
Ca + SO4 = Ca(SO4) =>
Ca + SO4 = Ca(SO4)
KBrO + H2SO4 + KBr = Br2 + K2SO4 + H2O =>
KBrO + H2SO4 + KBr = Br2 + K2SO4 + H2O
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
CuMg + HCl = MgCl + HCu =>
CuMg + HCl = MgCl + HCu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
I2O7 + H2O = HIO4 =>
I2O7 + H2O = 2 HIO4
Fe + HCI = FeHCI =>
Fe + HCI = FeHCI
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