| Équations équilibrées la veille |
4 C5H5NH2 + 27 O2 = 20 CO2 + 14 H2O + 2 N2
HCHO2 + XO = XCHO2 + OH =>
HCHO2 + XO = XCHO2 + OH
CH3COONa*3H2O + O2 = CO2 + H2O + Na =>
4 CH3COONa*3H2O + 7 O2 = 8 CO2 + 18 H2O + 4 Na
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
C17H35COOH + N(CH2CH2OH)3 = N(CH2CH2)2(C17H35COO)2CH2CH2OH + H2O =>
2 C17H35COOH + N(CH2CH2OH)3 = N(CH2CH2)2(C17H35COO)2CH2CH2OH + 2 H2O
C8H5O4K + NaOH = C8H4O4NaK + H2O =>
C8H5O4K + NaOH = C8H4O4NaK + H2O
CH2CHCOOH + Br2 = CH2CHCOOBr + H =>
2 CH2CHCOOH + Br2 = 2 CH2CHCOOBr + 2 H
KHSO4 = KSO4 + H2 =>
2 KHSO4 = 2 KSO4 + H2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Ba(ClO4)2 + (NH4)3PO4 = NH4ClO4 + Ba3(PO4)2 =>
3 Ba(ClO4)2 + 2(NH4)3PO4 = 6 NH4ClO4 + Ba3(PO4)2
HNC + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HNC + CuSO4 = H2SO4 + Cu(CN)2
N2(g) + O2(g) + H2O2(aq) = HNO3(aq) =>
N2(g) + 2 O2(g) + H2O2(aq) = 2 HNO3(aq)
H2O + Zn + MnO2 = MnO(OH) + Zn(OH)2 =>
2 H2O + Zn + 2 MnO2 = 2 MnO(OH) + Zn(OH)2
BaH2(s) + H2O(s) = Ba(OH)2(s) + H2(s) =>
BaH2(s) + 2 H2O(s) = Ba(OH)2(s) + 2 H2(s)
As2S3 + KClO3 + H2O = H3AsO4 + H2SO4 + KCl =>
3 As2S3 + 14 KClO3 + 18 H2O = 6 H3AsO4 + 9 H2SO4 + 14 KCl
HCl(aq) + Zn = H2 + ZnCl2 =>
2 HCl(aq) + Zn = H2 + ZnCl2
Na2CO3(s) + H2O(l) = NaOH(aq) + CO2(g) =>
Na2CO3(s) + H2O(l) = 2 NaOH(aq) + CO2(g)
(NH4)2SO4 + BaS = BaSO4 + (NH4)2S =>
(NH4)2SO4 + BaS = BaSO4 + (NH4)2S
C4H2O3 + H2O2 = CO2 + H2O =>
C4H2O3 + 6 H2O2 = 4 CO2 + 7 H2O
C + HF + H3PO4 + HCl = C4H10FO2P + CCl4 + H2O =>
13 C + 2 HF + 2 H3PO4 + 20 HCl = 2 C4H10FO2P + 5 CCl4 + 4 H2O
Au2O6 = Au + O2 =>
Au2O6 = 2 Au + 3 O2
Mg(s) + A1C13(aq) = MgC12(aq) + A1(s) =>
13 Mg(s) + 12 A1C13(aq) = 13 MgC12(aq) + 12 A1(s)
Al(s) + H2O(l) + KOH(aq) = K[Al(OH)4](aq) + H2(g) =>
2 Al(s) + 6 H2O(l) + 2 KOH(aq) = 2 K[Al(OH)4](aq) + 3 H2(g)
Cl2 + AgI = ClAg + I2 =>
Cl2 + 2 AgI = 2 ClAg + I2
MnO*H2O + O2 = MnO2*H2O =>
2 MnO*H2O + O2 = 2 MnO2*H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cr(OH)2 + H2(MnO4) = Cr(MnO4) + H2O =>
Cr(OH)2 + H2(MnO4) = Cr(MnO4) + 2 H2O
Hydrochloricacid + silvernitrate = HAg + ClNO3 =>
HCl + AgNO3 = HAg + ClNO3
Ca(NO3)2(aq) + K2SO4(aq) = CaSO4(aq) + KNO3(aq) =>
Ca(NO3)2(aq) + K2SO4(aq) = CaSO4(aq) + 2 KNO3(aq)
Mg2O13{2-} + H{+} + e = Mg{2+} + H2O =>
Mg2O13{2-} + 26 H{+} + 20e = 2 Mg{2+} + 13 H2O
aluminiumhydroxide + sodiumchloride = aluminiumchloride + sodiumhydroxide =>
Al(OH)3 + 3 NaCl = AlCl3 + 3 NaOH
CaCO3 + HCI = HCO3 + CaCI =>
CaCO3 + HCI = HCO3 + CaCI
NH4(NO3)*5Ca(NO3)2*10H2O + KCl = KNO3 + NH4Cl + CaCl2 + H2O =>
NH4(NO3)*5Ca(NO3)2*10H2O + 11 KCl = 11 KNO3 + NH4Cl + 5 CaCl2 + 10 H2O
Zn(O2CCH3)2(aq) + Na3PO4(aq) = Zn3(PO4)2(s) + NaC2H3O2(aq) =>
3 Zn(O2CCH3)2(aq) + 2 Na3PO4(aq) = Zn3(PO4)2(s) + 6 NaC2H3O2(aq)
CN{-} + e + O2 = CO3{-2} + NO3{-} =>
CN{-} + 2e + 3 O2 = CO3{-2} + NO3{-}
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
CuSCN + KIO3 + HCl = KCl + CuSO4 + HCN + ICl + H2O =>
4 CuSCN + 7 KIO3 + 14 HCl = 7 KCl + 4 CuSO4 + 4 HCN + 7 ICl + 5 H2O
Na2CrO7 + Ni(NO3)2 = NaNO3 + NiCrO7 =>
Na2CrO7 + Ni(NO3)2 = 2 NaNO3 + NiCrO7
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2Cr2O7 + LiOH = Li2Cr2O7 + NaOH =>
Na2Cr2O7 + 2 LiOH = Li2Cr2O7 + 2 NaOH
NaBr + CuSO4 + H2SO4 = Na2SO4 + Br2 + CuS + H2O =>
8 NaBr + CuSO4 + 4 H2SO4 = 4 Na2SO4 + 4 Br2 + CuS + 4 H2O
Ca(C2H3O2)2 + MnSO4 = CaSO4 + Mn(C2H3O2)2 =>
Ca(C2H3O2)2 + MnSO4 = CaSO4 + Mn(C2H3O2)2
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
FeSO4 + KClO3 + KOH = K2FeO4 + K2SO4 + H2O + KCl =>
3 FeSO4 + 2 KClO3 + 12 KOH = 3 K2FeO4 + 3 K2SO4 + 6 H2O + 2 KCl
CH2CHCOOH + KMnO4 + H2O = CH2OHCHOHCOOH + KOH + MnO2 =>
3 CH2CHCOOH + 2 KMnO4 + 4 H2O = 3 CH2OHCHOHCOOH + 2 KOH + 2 MnO2
C2H3O2 = C + H + O =>
C2H3O2 = 2 C + 3 H + 2 O
Ag + O = AgO =>
Ag + O = AgO
K3MnO4 + H2O2 + H2SO4 = K2SO4 + KMnO4 + H2O =>
K3MnO4 + H2O2 + H2SO4 = K2SO4 + KMnO4 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
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