| Équations équilibrées la veille |
Cl2 + 4 H2O = 2 H2ClO2 + 2 H2
CH3C(CH3)CH2 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH3C(CH3)CH2 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
H2AsO4{-} + H{+} + {-} = H2AsO3 + H2O =>
H2AsO4{-} + 2 H{+} + e = H2AsO3 + H2O
SOCl2 + HOOC(CH2)8COOH = ClCO(CH2)8COCl + HCl + SO2 =>
2 SOCl2 + HOOC(CH2)8COOH = ClCO(CH2)8COCl + 2 HCl + 2 SO2
CaCO3 + HCl(aq) = CaCl2 + CO2(g) + H2O(l) =>
CaCO3 + 2 HCl(aq) = CaCl2 + CO2(g) + H2O(l)
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
NaHPO3 + AgNO3 + H2O = Ag + NaHPO4 + HNO3 =>
NaHPO3 + 2 AgNO3 + H2O = 2 Ag + NaHPO4 + 2 HNO3
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
HBrO2 = HBr + O2 =>
HBrO2 = HBr + O2
Ca + H2SO4(concentrated) = CaSO4 + H2 =>
Ca + H2SO4(concentrated) = CaSO4 + H2
HCN + CH3CHO = CH3CHOHCN =>
HCN + CH3CHO = CH3CHOHCN
CO + NO = CO2 + N =>
CO + NO = CO2 + N
HNO3 + As2S5 + H2O = H2SO4 + NO + H3As4 =>
19 HNO3 + 2 As2S5 + 2 H2O = 10 H2SO4 + 19 NO + H3As4
NaSCN + CoSO4 = Na2SO4 + Co(SCN)2 =>
2 NaSCN + CoSO4 = Na2SO4 + Co(SCN)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
C2H6 + KOH = C2H5OH + KH =>
C2H6 + KOH = C2H5OH + KH
Fe(OH)2 + HCl = Fe + HClO3 + H2O =>
3 Fe(OH)2 + HCl = 3 Fe + HClO3 + 3 H2O
MgS + Al2(SO4)3 = MgSO4 + Al2S3 =>
3 MgS + Al2(SO4)3 = 3 MgSO4 + Al2S3
FeOH + H2O = FeOH3 + O2 =>
2 FeOH + 2 H2O = 2 FeOH3 + O2
Cl6 + C6H6 = C6H5Cl + HCl =>
Cl6 + 3 C6H6 = 3 C6H5Cl + 3 HCl
CH3CN + H2O = CH3C(O)NH2 =>
CH3CN + H2O = CH3C(O)NH2
Fe(SCN)3 + H2O = Fe(OH)3 + HSCN =>
Fe(SCN)3 + 3 H2O = Fe(OH)3 + 3 HSCN
K2 + Mg2 = K2Mg =>
2 K2 + Mg2 = 2 K2Mg
C2H4 + C2H4BrCOOH = C2H4BrCOOC2H5 =>
C2H4 + C2H4BrCOOH = C2H4BrCOOC2H5
S8 + OH{-} = S2O3{2-} + S{2-} + H2O =>
S8 + 12 OH{-} = 2 S2O3{2-} + 4 S{2-} + 6 H2O
Na2CO3 + CaBr2 = NaBr + CaCO3 =>
Na2CO3 + CaBr2 = 2 NaBr + CaCO3
Cu2S + Na = Cu + Na2S =>
Cu2S + 2 Na = 2 Cu + Na2S
Ag2O + HCl + NaCl = AgCl + NaOH =>
Ag2O + HCl + NaCl = 2 AgCl + NaOH
Nd2Fe14B + O2 = Fe2O3 + Nd2O3 + Fe3B =>
4 Nd2Fe14B + 39 O2 = 22 Fe2O3 + 4 Nd2O3 + 4 Fe3B
H2S + Na3PO4 = Na2S + H3PO4 =>
3 H2S + 2 Na3PO4 = 3 Na2S + 2 H3PO4
Zn(NO3)2 + KHCO3 = KH(NO3)2 + ZnCO3 =>
Zn(NO3)2 + KHCO3 = KH(NO3)2 + ZnCO3
Ir + O = IrO =>
Ir + O = IrO
H3PO4 + HCI = HCIO3 + P + H2O =>
6 H3PO4 + 5 HCI = 5 HCIO3 + 6 P + 9 H2O
ZrOCl2H16O8 + H2C2O4H4O2 + KOH = K2ZrC6O12H2C2O4H2O + KCl + H2O =>
ZrOCl2H16O8 + 4 H2C2O4H4O2 + 4 KOH = K2ZrC6O12H2C2O4H2O + 2 KCl + 20 H2O
hydrogenperoxide = hydrogen + oxygen =>
H2O2 = H2 + O2
NaCO3 + H2O = NaHCO3 + OH =>
NaCO3 + H2O = NaHCO3 + OH
K2Cr2O7 + NaMnO4 = KMnO4 + Na2Cr2O7 =>
K2Cr2O7 + 2 NaMnO4 = 2 KMnO4 + Na2Cr2O7
Ca + CuCl2 = CaCl4 + Cu =>
Ca + 2 CuCl2 = CaCl4 + 2 Cu
KHCO3 + H2SO4 = (KH)2SO4 + HCO3 =>
2 KHCO3 + H2SO4 = (KH)2SO4 + 2 HCO3
K2SO3 + Cl2 + H2O = K2SO4 + HCl =>
K2SO3 + Cl2 + H2O = K2SO4 + 2 HCl
AlO + H2SO4 = Al(SO4) + H2O =>
AlO + H2SO4 = Al(SO4) + H2O
CaCo3 + Na2CO3 = CaCO3 + Na2Co3 =>
CaCo3 + Na2CO3 = CaCO3 + Na2Co3
LiBH4 + NH4NO3 = Li2O + N2 + H2O + B2O3 =>
2 LiBH4 + 8 NH4NO3 = Li2O + 8 N2 + 20 H2O + B2O3
HNO3 + KHCO3 = H2CO3 + NO3K =>
HNO3 + KHCO3 = H2CO3 + NO3K
HgL2 = Hg + L =>
HgL2 = Hg + 2 L
N2O + C = CO + N2 =>
N2O + C = CO + N2
CoCl2 + NH4OH = NH4Cl + Co(OH)2 =>
CoCl2 + 2 NH4OH = 2 NH4Cl + Co(OH)2
C6H6 + Cl2 = C6H4Cl2 + HCl =>
C6H6 + 2 Cl2 = C6H4Cl2 + 2 HCl
AgNo3 + BaI2 = AgI2 + BaNo3 =>
AgNo3 + BaI2 = AgI2 + BaNo3
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Équations équilibrées sur10/15/24
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