Équations équilibrées la veille |
C2Cs2O4 + Fr2CrO4 = Cs2CrO4 + Fr2C2O4
HB2 + KBrO3 = B2 + KBr + H2O =>
6 HB2 + KBrO3 = 6 B2 + KBr + 3 H2O
Cr3 + FeCl3 = Fe + CrCl3 =>
Cr3 + 3 FeCl3 = 3 Fe + 3 CrCl3
CH2Cl2 + H2O = CH3OH + Cl2 =>
CH2Cl2 + H2O = CH3OH + Cl2
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
PbCO3H2S = PbSCO2H2O =>
PbCO3H2S = PbSCO2H2O
Pt2 + H2SO4 = Pt(SO4)2 + H2 =>
Pt2 + 4 H2SO4 = 2 Pt(SO4)2 + 4 H2
NaHCO3KOH = NaKCO3H2O =>
NaHCO3KOH = NaKCO3H2O
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
C6H12O2 + NaCO2 = C6H12ONa + H2O + CO2 =>
17 C6H12O2 + 16 NaCO2 = 16 C6H12ONa + 6 H2O + 22 CO2
W + HNO3 + HF = H2WF8 + NO + H2O =>
W + 2 HNO3 + 8 HF = H2WF8 + 2 NO + 4 H2O
NH4(OH) + HSO4 = NH4SO4 + H2O =>
NH4(OH) + HSO4 = NH4SO4 + H2O
Ba(s) + H2O = BaO + H2 =>
Ba(s) + H2O = BaO + H2
FeOCO2 = FeCO3 =>
FeOCO2 = FeCO3
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
H2SO3 + Cu = Cu(SO3)2 + H2 =>
2 H2SO3 + Cu = Cu(SO3)2 + 2 H2
benzene + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NaNO2 + Pb(NO3)2 = NaNO3 + Pb(NO2)2 =>
2 NaNO2 + Pb(NO3)2 = 2 NaNO3 + Pb(NO2)2
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
H = H4 =>
4 H = H4
H2CrO4 + AgNO3 = Ag2CrO4 + HNO3 =>
H2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 HNO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
[Co(NH3)6]Cl2 + KCN = K4[Co(CN)6] + NH3 + KCl =>
[Co(NH3)6]Cl2 + 6 KCN = K4[Co(CN)6] + 6 NH3 + 2 KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KIHBrO = KBrOHI =>
KIHBrO = KBrOHI
Na(OH) + C20H14O4 = Na + H2CO3 + H2O =>
86 Na(OH) + C20H14O4 = 86 Na + 20 H2CO3 + 30 H2O
KI + H2O2 + H2SO4 = K2(SO4) + I2 + H2O =>
2 KI + H2O2 + H2SO4 = K2(SO4) + I2 + 2 H2O
K2Cr2O7 + H2O + AgNO3 = Ag2CrO4 + HNO3 + KNO3 =>
K2Cr2O7 + H2O + 4 AgNO3 = 2 Ag2CrO4 + 2 HNO3 + 2 KNO3
CaO + CO2 = CaC2 + O2 =>
2 CaO + 4 CO2 = 2 CaC2 + 5 O2
Na2SO4 + Ca(OH)2 = CaSO4 + NaOH =>
Na2SO4 + Ca(OH)2 = CaSO4 + 2 NaOH
H2O + Ca = CaOH2 = H2 =>
H2O + Ca = CaOH2
Na + CrO4 = Na2CrO4 =>
2 Na + CrO4 = Na2CrO4
Cr2O7{2-} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O =>
2 Cr2O7{2-} + 3 CH3OH + 16 H{+} = 3 HCO2H + 4 Cr{3+} + 11 H2O
NaOH3 + HCl = NaCl + HOH3 =>
NaOH3 + HCl = NaCl + HOH3
C12H22O11 + KNO3 = CO2 + H2O + N2 + K2O =>
5 C12H22O11 + 48 KNO3 = 60 CO2 + 55 H2O + 24 N2 + 24 K2O
CH3CH2OH + CH3COOH = CH3COOHCH2CH3 + H2O =>
5 CH3CH2OH + 3 CH3COOH = 4 CH3COOHCH2CH3 + 3 H2O
BaNO3 + CuSO4 = Cu(NO3)2 + Ba2SO4 =>
2 BaNO3 + CuSO4 = Cu(NO3)2 + Ba2SO4
Pb(NO3)2 + Sn = Pb + Sn(NO3)2 =>
Pb(NO3)2 + Sn = Pb + Sn(NO3)2
Fe(NO3)2 = FeO + NO2 + O2 =>
2 Fe(NO3)2 = 2 FeO + 4 NO2 + O2
NB = BN =>
NB = BN
H3Cl + CH3CH2CH2Cl + Na = CH3CH2CH2CH3 + NaCl =>
2 H3Cl + 12 CH3CH2CH2Cl + 14 Na = 9 CH3CH2CH2CH3 + 14 NaCl
Co(NO3)2 + Na2SiO3 = CoSiO3 + NaNO3 =>
Co(NO3)2 + Na2SiO3 = CoSiO3 + 2 NaNO3
Tl2SO4 + H2S = Tl2S + H2SO4 =>
Tl2SO4 + H2S = Tl2S + H2SO4
B + HBr = H2 + BBr =>
2 B + 2 HBr = H2 + 2 BBr
Na2S2O5 + KMnO4 = NaMnO4 + K2S2O5 =>
Na2S2O5 + 2 KMnO4 = 2 NaMnO4 + K2S2O5
Mg(OH)2 + C2H5NO2 = C4H8MgN2O4 + H2O =>
Mg(OH)2 + 2 C2H5NO2 = C4H8MgN2O4 + 2 H2O
Pb(NO3)2 + NH3 = Pb(NH3)3 + NO3 =>
Pb(NO3)2 + 3 NH3 = Pb(NH3)3 + 2 NO3
BF3 + NH3 = BF3NH3 =>
BF3 + NH3 = BF3NH3
Cd(OH)2 + NH3*H2O = [Cd(NH3)4](OH)2 + H2O =>
Cd(OH)2 + 4 NH3*H2O = [Cd(NH3)4](OH)2 + 4 H2O
MnO4{-} + H{+} + e = Mn{2+} + (H2O) =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4(H2O)
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