Équations équilibrées la veille |
Na2CO3(s) + (COOH)2(ac) = Na2(COO)2 + H2CO3
K2S + Al2O3 = K2O + Al2S3 =>
3 K2S + Al2O3 = 3 K2O + Al2S3
H2SO4 + Zn = H2S + ZnO2 =>
H2SO4 + 2 Zn = H2S + 2 ZnO2
C12H22O11 = C8H8 + H2O + CO2 =>
5 C12H22O11 = 6 C8H8 + 31 H2O + 12 CO2
ClO3{-} + H2S = Cl{-} + SO4{-2} + H{+} =>
4 ClO3{-} + 3 H2S = 4 Cl{-} + 3 SO4{-2} + 6 H{+}
KMnO4 + H2Se = H2SeO4 + KMn =>
KMnO4 + H2Se = H2SeO4 + KMn
CsOH + H2SO4 = Cs(SO4) + H2(OH) =>
CsOH + H2SO4 = Cs(SO4) + H2(OH)
K + F2 = F2K =>
K + F2 = F2K
HN(CH2)5CO + O2 = N2 + CO3 + H2O =>
4 HN(CH2)5CO + 45 O2 = 2 N2 + 24 CO3 + 22 H2O
H2(g) + Cl2(l) = HCl(g) =>
H2(g) + Cl2(l) = 2 HCl(g)
Sb{+3} + MnO4{-} + H3O{+} = Sb{+5} + Mn{+2} + H2O =>
5 Sb{+3} + 2 MnO4{-} + 16 H3O{+} = 5 Sb{+5} + 2 Mn{+2} + 24 H2O
Na2SO4 + Fe2(S2O3)3 = Fe2(SO4)3 + Na2S2O3 =>
3 Na2SO4 + Fe2(S2O3)3 = Fe2(SO4)3 + 3 Na2S2O3
Li2O + CaO = Li2CaO2 =>
Li2O + CaO = Li2CaO2
BeH2 + H2O = Be + H4O =>
BeH2 + H2O = Be + H4O
CH4 + NaOH = NaCH3 + H2O =>
CH4 + NaOH = NaCH3 + H2O
hydrochloricacid + sodiumthiosulfate = sodiumchloride + sulfurdioxide + sulfur + water =>
2 HCl + Na2S2O3 = 2 NaCl + SO2 + S + H2O
Na2CO3(aq) + CO2(SO4)3(aq) = Na2SO4(aq) + CO2(CO3)3(s) =>
3 Na2CO3(aq) + CO2(SO4)3(aq) = 3 Na2SO4(aq) + CO2(CO3)3(s)
C6H12O6 + Cr2O7{-}2 + H{+} = Cr{+} + CO2 + H2O =>
11 C6H12O6 + 24 Cr2O7{-}2 + 72 H{+} = 48 Cr{+} + 66 CO2 + 102 H2O
CrSO4 + NaBr = CrBr + NaSO4 =>
CrSO4 + NaBr = CrBr + NaSO4
CO3 + O2 = CO2O3 =>
CO3 + O2 = CO2O3
S8 + H2O = SOH2 =>
S8 + 8 H2O = 8 SOH2
Al + MgSO4 = Al(SO4)2 + Mg =>
Al + 2 MgSO4 = Al(SO4)2 + 2 Mg
NaClO2 + C2H4O2 = CHNaO + HClO2 =>
2 NaClO2 + C2H4O2 = 2 CHNaO + 2 HClO2
B2S3(s) + H2O(l) = H3BO3(g) + H2S(g) =>
B2S3(s) + 6 H2O(l) = 2 H3BO3(g) + 3 H2S(g)
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
Ca(SO4) + Al(NO3) = Ca(NO3) + Al(SO4) =>
Ca(SO4) + Al(NO3) = Ca(NO3) + Al(SO4)
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
PbCl2 + Na2SO4 = Pb(SO4) + NaCl =>
PbCl2 + Na2SO4 = Pb(SO4) + 2 NaCl
C13H20N6O4 = NH4 + CO2 + C11H2N2O + H2O =>
9 C13H20N6O4 = 34 NH4 + 7 CO2 + 10 C11H2N2O + 12 H2O
FeCO3 + H2O2 = Fe3O4 + CO2 + H2O =>
3 FeCO3 + H2O2 = Fe3O4 + 3 CO2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
C40H50N2O8 + KCl + CH4N2O = C38H47ClN2O + KOH + NH3 + CO2 =>
95 C40H50N2O8 + 94 KCl + 116 CH4N2O = 94 C38H47ClN2O + 94 KOH + 234 NH3 + 344 CO2
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
CsC2H3O2 + LiCr2O7 = LiC2H3O2 + CsCr2O7 =>
CsC2H3O2 + LiCr2O7 = LiC2H3O2 + CsCr2O7
CH3CH2OH + K2CrO4 + H2SO4 = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
3 CH3CH2OH + 2 K2CrO4 + 5 H2SO4 = Cr2(SO4)3 + 8 H2O + 3 CH3CHO + 2 K2SO4
PbSO4 = Pb + SO2 + O2 =>
PbSO4 = Pb + SO2 + O2
Fr + H2O = FrOH + H2 =>
2 Fr + 2 H2O = 2 FrOH + H2
HCl + (Mg(OH)2) = MgCl2 + H2O =>
2 HCl + (Mg(OH)2) = MgCl2 + 2 H2O
Cl + P4 = PCl5 =>
20 Cl + P4 = 4 PCl5
CH3(CH2)7CHCH(CH2)7COOH + H2 = CH3(CH2)16CO2H =>
CH3(CH2)7CHCH(CH2)7COOH + H2 = CH3(CH2)16CO2H
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe + KCNS = FeS + KCN =>
Fe + KCNS = FeS + KCN
C17H36 + O2 = C2O + H2O =>
4 C17H36 + 53 O2 = 34 C2O + 72 H2O
KOH + C3H7COOH = C3H7COOK + H2O =>
KOH + C3H7COOH = C3H7COOK + H2O
PdNO3 + Ag = AgNO3 + Pd =>
PdNO3 + Ag = AgNO3 + Pd
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
ClO2 + NaOH = NaClO4 + NaCl + H2O =>
8 ClO2 + 8 NaOH = 5 NaClO4 + 3 NaCl + 4 H2O
BF3N(CH3)3 + AlCl3 = BF3 + AlCl3N(CH3)3 =>
BF3N(CH3)3 + AlCl3 = BF3 + AlCl3N(CH3)3
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