| Équations équilibrées la veille |
2 KCIO3 + H2SO4 = 2 HCIO3 + K2SO4
Zn + NaVO3 + HCl = VCl3 + ZnCl2 + NaCl + H2O =>
Zn + NaVO3 + 6 HCl = VCl3 + ZnCl2 + NaCl + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
*AlBr3 = Al + Br2 =>
2*AlBr3 = 2 Al + 3 Br2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
ClO3{-} + As2S3 + OH{-} = AsO43{-} + SO42{-} + Cl{-} + H2O =>
419 ClO3{-} + 6 As2S3 + 30 OH{-} = 12 AsO43{-} + 18 SO42{-} + 419 Cl{-} + 15 H2O
LiAlH4 + H2O = LiOH + Al(OH) + H2 =>
LiAlH4 + 2 H2O = LiOH + Al(OH) + 3 H2
CoCO3 = CO2 + CoO =>
CoCO3 = CO2 + CoO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
C42H61N08O2 + O2 = CO2 + H2O + N2 =>
4 C42H61N08O2 + 225 O2 = 168 CO2 + 122 H2O + 16 N2
CoCl2 + H2O = Cl + Co(H2O)6 =>
CoCl2 + 6 H2O = 2 Cl + Co(H2O)6
Cu(OH)2(s) + NH3(aq) = Cu(NH3)4(aq) + OH(aq) =>
Cu(OH)2(s) + 4 NH3(aq) = Cu(NH3)4(aq) + 2 OH(aq)
Zn(NO3)2 + MgOH2 = Mg(NO3)2 + ZnOH2 =>
Zn(NO3)2 + MgOH2 = Mg(NO3)2 + ZnOH2
NH4NO2 = N + H2O =>
NH4NO2 = 2 N + 2 H2O
NaH(CO3)2 + HC2H3O2 = Na + CO2 + H2O =>
8 NaH(CO3)2 + 3 HC2H3O2 = 8 Na + 22 CO2 + 10 H2O
Ba + AlBr3 = BaBr2 + Al =>
3 Ba + 2 AlBr3 = 3 BaBr2 + 2 Al
MgSO4(aq) + KNO3(aq) = Mg(NO3)2 + K2SO4 =>
MgSO4(aq) + 2 KNO3(aq) = Mg(NO3)2 + K2SO4
CH3COOCHCH3CH2CH3 + NaOH = CH3CHOHCH2CH3 + CH3COONa =>
CH3COOCHCH3CH2CH3 + NaOH = CH3CHOHCH2CH3 + CH3COONa
CUCl2 + KOH = CU(OH)2 + KCl =>
CUCl2 + 2 KOH = CU(OH)2 + 2 KCl
Ni(CN)2 + H3O{+} = Ni{2+} + HCN + H2O =>
Ni(CN)2 + 2 H3O{+} = Ni{2+} + 2 HCN + 2 H2O
AsO4{3-} + Zn + H3O{+} = AsH3 + Zn{2+} + H2O =>
AsO4{3-} + 4 Zn + 11 H3O{+} = AsH3 + 4 Zn{2+} + 15 H2O
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
FeI2 + Cl2 + H2O = HIO3 + FeCl3 + HCl =>
2 FeI2 + 13 Cl2 + 12 H2O = 4 HIO3 + 2 FeCl3 + 20 HCl
CaCo3 + HCl = Co2 + CaCl2 + H2 =>
2 CaCo3 + 4 HCl = 3 Co2 + 2 CaCl2 + 2 H2
KHCO3 + BaCl2 = KCl + Ba(HCO3)2 =>
2 KHCO3 + BaCl2 = 2 KCl + Ba(HCO3)2
NH3 + HCI = NH4{-} + CI{+} =>
NH3 + HCI = NH4{-} + CI{+}
BaSO4 + Al = BaS + Al2O3 =>
3 BaSO4 + 8 Al = 3 BaS + 4 Al2O3
Na + RbC2H3O2 = Rb + NaC2H3O2 =>
Na + RbC2H3O2 = Rb + NaC2H3O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KOH + Cr(OH)3 + KMnO4 = K2CrO4 + K2MnO4 + H2O =>
5 KOH + Cr(OH)3 + 3 KMnO4 = K2CrO4 + 3 K2MnO4 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
ZnO + NH4Cl = ZnCl2 + N2 + H2O + H2 =>
ZnO + 2 NH4Cl = ZnCl2 + N2 + H2O + 3 H2
(NH4)2Cr2O7 + KOH = K2CrO4 + NH3 + H2O =>
(NH4)2Cr2O7 + 4 KOH = 2 K2CrO4 + 2 NH3 + 3 H2O
ZnO + HCIO3 = ZnCIO3 + OH =>
ZnO + HCIO3 = ZnCIO3 + OH
NaI(s) + HIO3(ac) + H2SO4(ac) = I2(s) + NaSO4(ac) + H2O(l) =>
10 NaI(s) + 4 HIO3(ac) + 10 H2SO4(ac) = 7 I2(s) + 10 NaSO4(ac) + 12 H2O(l)
H{+} + BrO2{-} + BrO3{-} = BrO2 + H2O =>
2 H{+} + BrO2{-} + BrO3{-} = 2 BrO2 + H2O
CH3CH2CH2Cl + KOH = CH3CH2CH2KO + HCl =>
CH3CH2CH2Cl + KOH = CH3CH2CH2KO + HCl
BaCO3(s) = BaO(s) + CO2(g) =>
BaCO3(s) = BaO(s) + CO2(g)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MnO4{-2} + H{+} = MnO4{-} + MnO2 + H2O =>
3 MnO4{-2} + 4 H{+} = 2 MnO4{-} + MnO2 + 2 H2O
K + Cr2 = KCr =>
2 K + Cr2 = 2 KCr
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
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