Équations équilibrées la veille |
5 VCl2 + 3 I2 = 2 VCl5 + 3 VI2
C*8H*18 + O*2 = CO*2 + H2O =>
C*8H*18 + 5 O*2 = CO*2 + 4 H2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
Mn(NO3)2 + HCl + NaBiO3 = MnO4{-} + Bi{3+} + Na{+} + Cl{-} + H2O + NO3 =>
2 Mn(NO3)2 + 26 HCl + 7 NaBiO3 = 2 MnO4{-} + 7 Bi{3+} + 7 Na{+} + 26 Cl{-} + 13 H2O + 4 NO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
bromine + calciumiodide = calciumbromide + iodine =>
Br2 + CaI2 = CaBr2 + I2
Ba + NaOH = Ba(OH) + Na =>
Ba + NaOH = Ba(OH) + Na
SO3(g) + H2O(l) = H2SO4 =>
SO3(g) + H2O(l) = H2SO4
K3[Fe(CN)6] + Zn + KOH = K4[Fe(CN)6] + K2[Zn(OH)4] =>
2 K3[Fe(CN)6] + Zn + 4 KOH = 2 K4[Fe(CN)6] + K2[Zn(OH)4]
Cr + H2SO3 + H{+} = S + H2O + Cr{3+} =>
4 Cr + 3 H2SO3 + 12 H{+} = 3 S + 9 H2O + 4 Cr{3+}
CO2 + H2O = H2CO3 = HCO3{-} + H{ =>
CO2 + H2O = H2CO3
Fe2(SO4)3 + NaOH = Fe2O3 + Na2SO4 + H2O =>
Fe2(SO4)3 + 6 NaOH = Fe2O3 + 3 Na2SO4 + 3 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C(s) + Fe2O3(s) = Fe(s) + CO(g) =>
3 C(s) + Fe2O3(s) = 2 Fe(s) + 3 CO(g)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NH2OH + KMnO4 + H2SO4 = Mn + N2 + K2SO4 + H2O =>
14 NH2OH + 2 KMnO4 + H2SO4 = 2 Mn + 7 N2 + K2SO4 + 22 H2O
NH2C2H5 + NaNO2 + HCl = C2H5OH + N2 + NaCl + H2O =>
NH2C2H5 + NaNO2 + HCl = C2H5OH + N2 + NaCl + H2O
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
KBr + KBrO3 + HCl = Br2 + KCl + H2O =>
5 KBr + KBrO3 + 6 HCl = 3 Br2 + 6 KCl + 3 H2O
C25H55 + CuO = H2O + CO2 + Cu2 =>
4 C25H55 + 310 CuO = 110 H2O + 100 CO2 + 155 Cu2
SeO4H4 = SeO2 + H2O =>
SeO4H4 = SeO2 + 2 H2O
NaOH + HCl = Na + Cl2 + H2O =>
2 NaOH + 2 HCl = 2 Na + Cl2 + 2 H2O
Ag + H2SO4 = Ag2SO4 + H2 =>
2 Ag + H2SO4 = Ag2SO4 + H2
Cr + H2SO3 + H{+} = S + H2O + Cr{3+}' =>
4 Cr + 3 H2SO3 + 12 H{+} = 3 S + 9 H2O + 4 Cr{3+}'
Ni + HNO3 = Ni(NO3)2 + NO + H2O =>
3 Ni + 8 HNO3 = 3 Ni(NO3)2 + 2 NO + 4 H2O
C6H5C3H5 + KMnO4 + H2O = C6H5C3O2H5 + KOH + MnO2 =>
3 C6H5C3H5 + 4 KMnO4 + 2 H2O = 3 C6H5C3O2H5 + 4 KOH + 4 MnO2
Bi + HNO3 = Bi(NO3)2 + NO + H2O =>
3 Bi + 8 HNO3 = 3 Bi(NO3)2 + 2 NO + 4 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
SnCl4 + Na(HCO3) = Sn(HCO3)4 + NaCl =>
SnCl4 + 4 Na(HCO3) = Sn(HCO3)4 + 4 NaCl
Al(s) + N2(g) = AlN(s) =>
2 Al(s) + N2(g) = 2 AlN(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + H2SO4 = K2S04 + MnSO4 + O2 + H2O =>
2 KMnO4 + 6 H2SO4 = K2S04 + 2 MnSO4 + 9 O2 + 6 H2O
CH3COONa + AgNO3 + NH3 + H2O = Ag + Na2CO3 + (NH4)2CO3 =>
18 CH3COONa + 16 AgNO3 + 38 NH3 + 24 H2O = 16 Ag + 9 Na2CO3 + 27(NH4)2CO3
Br2O3 + H3PO4 = BrPO4 + H2O =>
Br2O3 + 2 H3PO4 = 2 BrPO4 + 3 H2O
S6 + N2 = S4N =>
4 S6 + 3 N2 = 6 S4N
HNO2 + H2SO4 = N2O + SO4 + H2O =>
2 HNO2 + 2 H2SO4 = N2O + 2 SO4 + 3 H2O
C10H16N2O8 + NaOH = C10H12N2O8Na4*H2O + H2O =>
C10H16N2O8 + 4 NaOH = C10H12N2O8Na4*H2O + 3 H2O
NH3 + O2 = H2O + N2O =>
2 NH3 + 2 O2 = 3 H2O + N2O
Cr(NO3)3 = Cr + N + O3 =>
Cr(NO3)3 = Cr + 3 N + 3 O3
CH3 + Br + NaOH = CH3OH + NaBr =>
CH3 + Br + NaOH = CH3OH + NaBr
SiH4 + Cl2 = SiCl4 + H2 =>
SiH4 + 2 Cl2 = SiCl4 + 2 H2
HCl + C6H7O6 = C6H6O5 + Cl + H2O =>
HCl + C6H7O6 = C6H6O5 + Cl + H2O
Al + I = AlI =>
Al + I = AlI
CH3CH2CHO + Cu(OH)2 = CH3CH2COOH + H2O + Cu2O =>
CH3CH2CHO + 2 Cu(OH)2 = CH3CH2COOH + 2 H2O + Cu2O
C15H32 + O2 = CO2 + H2O =>
C15H32 + 23 O2 = 15 CO2 + 16 H2O
NH4Cl + ClF3 = N2 + Cl2 + HF =>
6 NH4Cl + 8 ClF3 = 3 N2 + 7 Cl2 + 24 HF
B + H2O = H3BO3 + H2 =>
2 B + 6 H2O = 2 H3BO3 + 3 H2
N2O2 = NO =>
N2O2 = 2 NO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
O2 + H2S = SO4 + H =>
2 O2 + H2S = SO4 + 2 H
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