Équations équilibrées la veille |
Ca(CO3) + 2 HCl = CaCl2 + H2O + CO2
Hg(NO3)2 + SnCl2 + HCl = Hg2Cl2 + H2SnCl6 + HNO3 =>
2 Hg(NO3)2 + SnCl2 + 6 HCl = Hg2Cl2 + H2SnCl6 + 4 HNO3
CuZnNo3 = CuNo3Zn =>
CuZnNo3 = CuNo3Zn
KIO3 + NaHSO3 = I2 + Na2SO4 + H2SO4 + K2SO4 + H2O =>
4 KIO3 + 10 NaHSO3 = 2 I2 + 5 Na2SO4 + 3 H2SO4 + 2 K2SO4 + 2 H2O
CH3CH2COOHH2O = CH3CH2COOH3O =>
CH3CH2COOHH2O = CH3CH2COOH3O
HNO3 + Copper = Cu(NO3)2 + NO + Water =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H5OH + I2 + NaOH = CHI3 + HCOONa + H2 =>
2 C2H5OH + 3 I2 + 2 NaOH = 2 CHI3 + 2 HCOONa + 5 H2
KBr + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + Br =>
2 KBr + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + 2 Br
Na3AsO4 + H2S + HCl = As + NaCl + Na2SO4 + H2O =>
8 Na3AsO4 + 5 H2S + 14 HCl = 8 As + 14 NaCl + 5 Na2SO4 + 12 H2O
C300H800O300N160 + O200 = C100H161O43N100 + C100O200 + H200O100 =>
125 C300H800O300N160 + 200 O200 = 200 C100H161O43N100 + 175 C100O200 + 339 H200O100
NaOH + MHCl = H2O + MNaCl =>
NaOH + MHCl = H2O + MNaCl
H3CCOCH3 + H2 = H3CCOH2CH3 =>
H3CCOCH3 + H2 = H3CCOH2CH3
NH3(g) + HCl(ac) = NH4Cl(s) =>
NH3(g) + HCl(ac) = NH4Cl(s)
Ca(OH)2(ac) + H3PO4(ac) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(ac) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O(l)
Ca + HOOCCOOH = Ca(OOCCOOH)2 + H2 =>
Ca + 2 HOOCCOOH = Ca(OOCCOOH)2 + H2
NaMnO4 + NaI + NaOH = NaIO3 + Na2MnO4 + H2O =>
6 NaMnO4 + NaI + 6 NaOH = NaIO3 + 6 Na2MnO4 + 3 H2O
C5H4CHO + H2O = C5H4OH + O2 =>
20 C5H4CHO + 10 H2O = 24 C5H4OH + 3 O2
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
PB(No3)2 + KL = KNo3 + PBL2 =>
PB(No3)2 + 2 KL = 2 KNo3 + PBL2
KMnO4 + H2SO4 + K2S2O3 = MnSO4 + K2SO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 K2S2O3 = 8 MnSO4 + 9 K2SO4 + 7 H2O
H2SO4 + Na2S2O3 = H2O + Na2SO4 + SO2 =>
3 H2SO4 + Na2S2O3 = 3 H2O + Na2SO4 + 4 SO2
C4H11O3N + O2 = CO2 + H2O + NH3 =>
2 C4H11O3N + 9 O2 = 8 CO2 + 8 H2O + 2 NH3
Fe(s) + CO2(g) = Fe2O3(s) + C(s) =>
4 Fe(s) + 3 CO2(g) = 2 Fe2O3(s) + 3 C(s)
C6H55N(CH3)2 + ClCH2COCl + CH3COONa + (C2H5)2NH = CH3CO2H + C14H22N2O + NaCl =>
4 C6H55N(CH3)2 + 129 ClCH2COCl + 258 CH3COONa + 54(C2H5)2NH = 308 CH3CO2H + 29 C14H22N2O + 258 NaCl
MnCl2 + Cl2 = MnCl3 =>
2 MnCl2 + Cl2 = 2 MnCl3
Hg(HCO3) = Hg2(CO3) + CO2(g) + H2O(l) =>
2 Hg(HCO3) = Hg2(CO3) + CO2(g) + H2O(l)
Ba(OH)2 + Fe2(SO4)3 = BaSO4 + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(OH)3
MnCO3 + K2CO3 + O2 = K2MnO4 + CO2 =>
MnCO3 + K2CO3 + O2 = K2MnO4 + 2 CO2
BaCl2 + AgNO2 = Ba(NO2)2 + AgCl =>
BaCl2 + 2 AgNO2 = Ba(NO2)2 + 2 AgCl
CuNO3 = CuO + NO + O2 =>
2 CuNO3 = 2 CuO + 2 NO + O2
NaClO4 + H3PO4 = Na3PO4 + HClO4 =>
3 NaClO4 + H3PO4 = Na3PO4 + 3 HClO4
H3PO4(aq) + Sr(OH)2(s) = Sr3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Sr(OH)2(s) = Sr3(PO4)2(s) + 6 H2O(l)
C2H2 + H2 = CH3CH3 =>
C2H2 + 2 H2 = CH3CH3
CrO3 + Mg + C = Cr3C2 + MgO =>
3 CrO3 + 9 Mg + 2 C = Cr3C2 + 9 MgO
MnO2 + NaCl + H2SO4 = Na2SO4 + H2O + Cl2 + MnSO4 =>
MnO2 + 2 NaCl + 2 H2SO4 = Na2SO4 + 2 H2O + Cl2 + MnSO4
C4H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10O2(l) + 11 O2(g) = 8 CO2(g) + 10 H2O(g)
H2CO3 + Zn = Zn(CO3)2 + H2 =>
2 H2CO3 + Zn = Zn(CO3)2 + 2 H2
Br + Cl2 = BrCl4 =>
Br + 2 Cl2 = BrCl4
K2Cr2O7 + SnI2 + H2SO4 = CrSO4 + SnSO4 + KIO3 + K2SO4 + H2O =>
3 K2Cr2O7 + 2 SnI2 + 9 H2SO4 = 6 CrSO4 + 2 SnSO4 + 4 KIO3 + K2SO4 + 9 H2O
C7H5O3N + C6H10O = C13O4H15N =>
C7H5O3N + C6H10O = C13O4H15N
(C2H3O2)2 + H2 = CH3COOH =>
(C2H3O2)2 + H2 = 2 CH3COOH
Mg + Li2O = MgO2Li2 + Li =>
Mg + 2 Li2O = MgO2Li2 + 2 Li
Al + CO3 = Al9(CO3)2 =>
9 Al + 2 CO3 = Al9(CO3)2
CH3H8O + O2 = CO2 + H2O =>
4 CH3H8O + 13 O2 = 4 CO2 + 22 H2O
ZnH2 + HNO3 = Zn(NO3)2 + H2 =>
ZnH2 + 2 HNO3 = Zn(NO3)2 + 2 H2
S2O3 + ClO3 = Cl + SO4 =>
3 S2O3 + 5 ClO3 = 5 Cl + 6 SO4
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
Ca(NO2)2 + K2SO3 = CaSO3 + KNO2 =>
Ca(NO2)2 + K2SO3 = CaSO3 + 2 KNO2
C2H5OH + Al2O3 = C2H4 + Al(OH)3 =>
3 C2H5OH + Al2O3 = 3 C2H4 + 2 Al(OH)3
Al + CrO3 = Al2O3 + Cr =>
2 Al + CrO3 = Al2O3 + Cr
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