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Équations chimiques équilibrées sur12/03/24

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H2CrO4 + KOH = H2OH + KCrO4 =>
H2CrO4 + KOH = H2OH + KCrO4

C6H12 + HBr = C6H11Br + H2 =>
C6H12 + HBr = C6H11Br + H2

C6H12 + HBr = C6H13 + Br =>
C6H12 + HBr = C6H13 + Br

Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3

NaOAc + H2O = NaOH + HOAc =>
NaOAc + H2O = NaOH + HOAc

NH3 + H2C2O4 = NH5 + C2O4 =>
NH3 + H2C2O4 = NH5 + C2O4

HBr + C6H12 = C6H13Br =>
HBr + C6H12 = C6H13Br

C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr

CH3CH2OH + CrO3 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 2 CrO3 + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 6 H2O

H2SO4 + Mg(C2H3O2)2 = HC2H3O2 + MgSO4 =>
H2SO4 + Mg(C2H3O2)2 = 2 HC2H3O2 + MgSO4

C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr

Cr(NO3)2 + H2O = Cr(OH)2 + HNO3 =>
Cr(NO3)2 + 2 H2O = Cr(OH)2 + 2 HNO3

Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O

C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr

Ba(OH)2 + NO2 = Ba(NO3)2 + Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2 + Ba(NO2)2 + 2 H2O

KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O

Au + HCN = Au(CN)3 + H2 =>
2 Au + 6 HCN = 2 Au(CN)3 + 3 H2

Ba2(NO3)2 + Al2(SO4)3 = Al2(NO3)2 + Ba2(SO4)3 =>
Ba2(NO3)2 + Al2(SO4)3 = Al2(NO3)2 + Ba2(SO4)3

[Co(NH3)6]3{+} + H2O2 = [Co(NH3)5(H2O)]3{+} + NH3 + O2 =>
2[Co(NH3)6]3{+} + 6 H2O2 = 2[Co(NH3)5(H2O)]3{+} + 6 NH3 + 3 O2

C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2

C2O4{2-} + MnO4{-} + H{+} = H2O + Mn{2+} + CO2 =>
5 C2O4{2-} + 2 MnO4{-} + 16 H{+} = 8 H2O + 2 Mn{2+} + 10 CO2

H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O

FeCl3 + KCN = K3[Fe(CN)6] + KCl =>
FeCl3 + 6 KCN = K3[Fe(CN)6] + 3 KCl

H3PO4 + C2H4O2 = C2H5O5P + H2O =>
H3PO4 + C2H4O2 = C2H5O5P + H2O

C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr

KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3

ZnCl + AgNO3 = ZnAg + ClNO3 =>
ZnCl + AgNO3 = ZnAg + ClNO3

Ca + H(OH) = Ca(OH)2 + H2 =>
Ca + 2 H(OH) = Ca(OH)2 + H2

CH3COCH3 + NaOH + H2O = CH3OH + CH3CO2Na =>
2 CH3COCH3 + NaOH + 3 H2O = 4 CH3OH + CH3CO2Na

CH3OH + HCHO = (CH3CO)2 + H2O =>
CH3OH + 3 HCHO = (CH3CO)2 + 2 H2O

NaOH + (NH4)3PO4 = Na3PO4 + NH3 + H2O =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 NH3 + 3 H2O

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

HBr + C6H12 = C6H13Br =>
HBr + C6H12 = C6H13Br

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

P4 + KMnO4 + NaOH = K3PO4 + MnO2 + H2O + Na3PO4 =>
9 P4 + 60 KMnO4 + 48 NaOH = 20 K3PO4 + 60 MnO2 + 24 H2O + 16 Na3PO4

C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr

HBr + C6H12 = C6H13Br =>
HBr + C6H12 = C6H13Br

NH2CONH2 = NH2CONHCONH2 + NH3 =>
2 NH2CONH2 = NH2CONHCONH2 + NH3

AgNO3 + Br = AgBr + NO3 =>
AgNO3 + Br = AgBr + NO3

CuCl + K2CrO7 + HCl = CrCl + CuCl2 + KCl + H2O =>
11 CuCl + K2CrO7 + 14 HCl = CrCl + 11 CuCl2 + 2 KCl + 7 H2O

B2Br6 + NHO3 = B(NO3)3 + HBr =>
B2Br6 + 6 NHO3 = 2 B(NO3)3 + 6 HBr

NH2CONH2 = NH2CONHCONH2 + NH3 =>
2 NH2CONH2 = NH2CONHCONH2 + NH3

Mg + FeSO4 = MgSO4 + Fe =>
Mg + FeSO4 = MgSO4 + Fe

NH2CONH2 = NH2CONHCONH2 + NH3 =>
2 NH2CONH2 = NH2CONHCONH2 + NH3

Al(SO4)(aq) + NAOH(aq) = Al(OH)(s) + NASO4(aq) =>
Al(SO4)(aq) + NAOH(aq) = Al(OH)(s) + NASO4(aq)

NH2CONH2 = NH2CONHCONH2 + NH3 =>
2 NH2CONH2 = NH2CONHCONH2 + NH3

Cr2O3 + NO3{-} + OH{-} = CrO4{-} + NO2{-} + H2O =>
Cr2O3 + 4 NO3{-} + 2 OH{-} = 2 CrO4{-} + 4 NO2{-} + H2O

HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2

AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2

K2Cr2O7(aq) + H2O(l) + S(s) = KOH(aq) + Cr2O3(s) + SO2(g) =>
2 K2Cr2O7(aq) + 2 H2O(l) + 3 S(s) = 4 KOH(aq) + 2 Cr2O3(s) + 3 SO2(g)

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Équilibrer l'équation de toute réaction chimique
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