Équations équilibrées la veille |
3 Cl2 + 2 NiBr3 = 2 NiCl3 + 3 Br2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Zn + KClO3 + KOH + H2O = K2Zn(OH)4 + KCl =>
3 Zn + KClO3 + 6 KOH + 3 H2O = 3 K2Zn(OH)4 + KCl
C2H5NO2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NO2(g) + 9 O2(g) = 8 CO2(g) + 10 H2O(g) + 2 N2(g)
K + B2O3 = B3 + K2O =>
18 K + 3 B2O3 = 2 B3 + 9 K2O
C8H8O2 + O2 = CO2 + H2O =>
C8H8O2 + 9 O2 = 8 CO2 + 4 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Cs2O + N2O5 = CsNO3 =>
Cs2O + N2O5 = 2 CsNO3
C3H7OH + CH3COOH = C5H10O2 + H2O =>
C3H7OH + CH3COOH = C5H10O2 + H2O
NH4 + OCN = CON2H4 =>
NH4 + OCN = CON2H4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Na(OH) + Mg(SO42)2 = Na(SO42) + Mg(OH)2 =>
2 Na(OH) + Mg(SO42)2 = 2 Na(SO42) + Mg(OH)2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
C6H10O5 = C + H2O =>
C6H10O5 = 6 C + 5 H2O
Na2CO3 + Pb(OH)2 = NaOH + PbCO3 =>
Na2CO3 + Pb(OH)2 = 2 NaOH + PbCO3
H3PO4 + BaS = H3S + BaPO4 =>
H3PO4 + BaS = H3S + BaPO4
KMnO4 + H2SO4 + KNO2 = NO2 + K2SO4 + MnSO4 + H2O =>
KMnO4 + 4 H2SO4 + 5 KNO2 = 5 NO2 + 3 K2SO4 + MnSO4 + 4 H2O
Li(s) + H2O(l) = Li2O(aq) + H2(g) =>
2 Li(s) + H2O(l) = Li2O(aq) + H2(g)
CS + Cl2 = CCl4 + S2Cl2 =>
2 CS + 5 Cl2 = 2 CCl4 + S2Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + CuSO4 + H2O = MgSO4 + CuO + H2 =>
Mg + CuSO4 + H2O = MgSO4 + CuO + H2
CaCO3 + HClO4 = Ca(ClO4)2 + H2CO3 =>
CaCO3 + 2 HClO4 = Ca(ClO4)2 + H2CO3
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
NaH2PO4 + Sr(OH)2 = Sr3(PO4)2 + Na3PO4 + H2O =>
3 NaH2PO4 + 3 Sr(OH)2 = Sr3(PO4)2 + Na3PO4 + 6 H2O
HgS + H2 = Hg + H2S =>
HgS + H2 = Hg + H2S
C2H5COOKKOH = C2H5COOHK2O =>
C2H5COOKKOH = C2H5COOHK2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
K2SO4 + I2 + NO2 + H2O = KI + HNO3 + H2SO4 =>
K2SO4 + I2 + 2 NO2 + 2 H2O = 2 KI + 2 HNO3 + H2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + CuSO4 + H2O = MgSO4 + Cu2O + H2 =>
2 Mg + 2 CuSO4 + H2O = 2 MgSO4 + Cu2O + H2
C5H12O(l) + O2 = CO2(g) + H2O(l) =>
2 C5H12O(l) + 15 O2 = 10 CO2(g) + 12 H2O(l)
Pb{2+} + O{2-} = PbO =>
Pb{2+} + O{2-} = PbO
Ca + HCl = CaCl4 + H2 =>
Ca + 4 HCl = CaCl4 + 2 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Sb2O3 + NaOH + H2O2 = H2O + NaSbO4 =>
Sb2O3 + 2 NaOH + 4 H2O2 = 5 H2O + 2 NaSbO4
CuCl2 + Na2S = CuS + Na2Cl2 =>
CuCl2 + Na2S = CuS + Na2Cl2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
PCl3O + H2SnCl4 + HCl + H2O = H2SnCl6 + H3PO2 =>
PCl3O + 2 H2SnCl4 + HCl + H2O = 2 H2SnCl6 + H3PO2
Ca(ClO3)2 + Ca(OH)2 = CaO2 + CaCl2 + H2O =>
Ca(ClO3)2 + 6 Ca(OH)2 = 6 CaO2 + CaCl2 + 6 H2O
NaClH2SO4 = HClNaHSO4 =>
NaClH2SO4 = HClNaHSO4
CH4(g) + I2(g) = CHI3(g) + HI(g) =>
CH4(g) + 3 I2(g) = CHI3(g) + 3 HI(g)
Ba(OH)2 + Fe2(SO4)3 = BaSO4 + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(OH)3
Zn + CuCI2 = ZnCI2 + Cu =>
Zn + CuCI2 = ZnCI2 + Cu
Ti + CuCl2 = TiCl4 + Cu =>
Ti + 2 CuCl2 = TiCl4 + 2 Cu
Ca(HCO3)2 = Ca2(CO3)2 + CO2 + H2O =>
2 Ca(HCO3)2 = Ca2(CO3)2 + 2 CO2 + 2 H2O
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CH2CHCH2CH3 + HCN = CH3CHCNCH2CH3 =>
CH2CHCH2CH3 + HCN = CH3CHCNCH2CH3
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