Équations équilibrées la veille |
K2Cr2O7 + 2 BaCl2 + H2O = 2 BaCrO4 + 2 KCl + 2 HCl
Na2[Ca(EDTA)] + Pb = Na2[Pb(EDTA)] + Ca =>
Na2[Ca(EDTA)] + Pb = Na2[Pb(EDTA)] + Ca
Nl(OH)2 = NlO + H2O =>
Nl(OH)2 = NlO + H2O
Na2Sn(OH)4 + Bi(NO3)3 + NaOH = Na2Sn(OH)6 + Bi + NaNO3 =>
3 Na2Sn(OH)4 + 2 Bi(NO3)3 + 6 NaOH = 3 Na2Sn(OH)6 + 2 Bi + 6 NaNO3
Cu + HPO4 = CuHPO4 =>
Cu + HPO4 = CuHPO4
Na2SiO4 + H2CO3 = H2SiO4 + Na2CO3 =>
Na2SiO4 + H2CO3 = H2SiO4 + Na2CO3
HNO3 + As + H2O = NO + H3AsO3 =>
HNO3 + As + H2O = NO + H3AsO3
(CH3)2CHCH2CH2Br + (CH3)2CHCH2CH2SNa = ((CH3)2CHCH2CH2)2S + NaBr =>
(CH3)2CHCH2CH2Br + (CH3)2CHCH2CH2SNa = ((CH3)2CHCH2CH2)2S + NaBr
Fe(NO3)3(aq) + H2SO4(aq) = Fe2(SO4)3(s) + HNO3(aq) =>
2 Fe(NO3)3(aq) + 3 H2SO4(aq) = Fe2(SO4)3(s) + 6 HNO3(aq)
LiBr + Mg3(PO4)2 = Li(PO4) + Br2Mg3 =>
2 LiBr + Mg3(PO4)2 = 2 Li(PO4) + Br2Mg3
C2H5NH3Br + NaOH = C2H5NH2 + NaBr + H2O =>
C2H5NH3Br + NaOH = C2H5NH2 + NaBr + H2O
C + H = HC2 =>
2 C + H = HC2
Na2SO4 + C = Na2SO3 + CO2 =>
2 Na2SO4 + C = 2 Na2SO3 + CO2
C6H22O6 + O2 = CO2 + H2O =>
2 C6H22O6 + 17 O2 = 12 CO2 + 22 H2O
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
K(c) + H2O = KOH(aq) + H2(g) =>
2 K(c) + 2 H2O = 2 KOH(aq) + H2(g)
K + Br = KBr =>
K + Br = KBr
CH3CH2MgCl + HCHO = CH3OH + HCCH + HCl + Mg =>
CH3CH2MgCl + HCHO = CH3OH + HCCH + HCl + Mg
CH3CH2CH2CH3 + Br2 = CH3CHBrCHBrCH3 + HBr =>
CH3CH2CH2CH3 + 2 Br2 = CH3CHBrCHBrCH3 + 2 HBr
H2C2O4 + K2MnO4 = CO2 + K2 + MnO2 + H2O =>
2 H2C2O4 + K2MnO4 = 4 CO2 + K2 + MnO2 + 2 H2O
Cu2(O2C2H3)4 + C4H6O6 = Cu2(C4H4O6)4 + H2O + HO2C2H3 =>
3 Cu2(O2C2H3)4 + 14 C4H6O6 = 3 Cu2(C4H4O6)4 + 4 H2O + 16 HO2C2H3
K4Fe(CN)6 + Cu2{+} = K4Cu(CN)6 + Fe2{+} =>
2 K4Fe(CN)6 + Cu2{+} = 2 K4Cu(CN)6 + Fe2{+}
C7H12NS + Na2S2O8 + HNO3 + H2O = CO2 + NaNO3 + H2SO4 =>
2 C7H12NS + 51 Na2S2O8 + 100 HNO3 + 42 H2O = 14 CO2 + 102 NaNO3 + 104 H2SO4
H3PO4 + AgOH = H2O + Ag3PO4 =>
H3PO4 + 3 AgOH = 3 H2O + Ag3PO4
As(s) + O(g) = AsO =>
As(s) + O(g) = AsO
C14H30O2 + O2 = CO2 + H2O =>
2 C14H30O2 + 41 O2 = 28 CO2 + 30 H2O
Al + H3Po4 = Al(Po4) + H2 =>
2 Al + 2 H3Po4 = 2 Al(Po4) + 3 H2
K + Al(No3)3 = K(No3) + Al =>
3 K + Al(No3)3 = 3 K(No3) + Al
H2SO4(aq) + Sr(aq) = H(g) + SrSO4(s) =>
H2SO4(aq) + Sr(aq) = 2 H(g) + SrSO4(s)
BaCO3 + La2O3 + MnO2 = Ba6La4Mn10O30 + CO2 + O2 =>
6 BaCO3 + 2 La2O3 + 10 MnO2 = Ba6La4Mn10O30 + 6 CO2 + O2
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
C16H34 + H2O = C16H34O + H{+} + e =>
C16H34 + H2O = C16H34O + 2 H{+} + 2e
NaO + H2SO4 = Na2(SO4)2 + H2O =>
2 NaO + 2 H2SO4 = Na2(SO4)2 + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
SiI4 + Mg = Si + I2Mg =>
SiI4 + 2 Mg = Si + 2 I2Mg
Ba(BrO3)2(aq) + Na2PO4(aq) = Ba3(PO4)3(s) + NaBrO3(aq) =>
3 Ba(BrO3)2(aq) + 3 Na2PO4(aq) = Ba3(PO4)3(s) + 6 NaBrO3(aq)
Fe2(SO4)3 + (NH4)2SO4 + H2O = NH4Fe(SO4)2*H2O =>
Fe2(SO4)3 + (NH4)2SO4 + 2 H2O = 2 NH4Fe(SO4)2*H2O
HNo3 + Al(OH)2 = Al(No3)2 + H2O =>
2 HNo3 + Al(OH)2 = Al(No3)2 + 2 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Cu(SO4)2 + Fe3 = Fe3(SO4) + Cu =>
Cu(SO4)2 + 2 Fe3 = 2 Fe3(SO4) + Cu
Fe(NO3)2(aq) + KOH(aq) = FeOH(s) + K(NO3)2 =>
Fe(NO3)2(aq) + KOH(aq) = FeOH(s) + K(NO3)2
MgO + CS = MgS + CO =>
MgO + CS = MgS + CO
C6H4(SO3H)2 + NaOH = C6H4(OH)2 + Na2SO3 + H2O =>
C6H4(SO3H)2 + 4 NaOH = C6H4(OH)2 + 2 Na2SO3 + 2 H2O
A1(s) + CuO(s) = A12O3(s) + Cu(s) =>
12 A1(s) + 3 CuO(s) = A12O3(s) + 3 Cu(s)
C22H44O2 + Ca(OH)2 = C44H86CaO4 + H2O =>
2 C22H44O2 + Ca(OH)2 = C44H86CaO4 + 2 H2O
CH2CH2CH2CH2CCCH3CH3 + H2O = CH2CH2CH2CH2CHCH3COHCH3 =>
CH2CH2CH2CH2CCCH3CH3 + H2O = CH2CH2CH2CH2CHCH3COHCH3
ZnH2 + H2SO4 = ZnSO4 + H =>
ZnH2 + H2SO4 = ZnSO4 + 4 H
(NH4)2SO4(aq) + CuCl2(aq) = NH4Cl + CuSO4 =>
(NH4)2SO4(aq) + CuCl2(aq) = 2 NH4Cl + CuSO4
Ag2CrO4 + Ca3(PO4)2 = Ag3PO4 + CaCrO4 =>
3 Ag2CrO4 + Ca3(PO4)2 = 2 Ag3PO4 + 3 CaCrO4
C6H6COOH + (CH3)2CH(CH2)2OH = C6H6COO(CH2)2CH(CH3)2 + H2O =>
C6H6COOH + (CH3)2CH(CH2)2OH = C6H6COO(CH2)2CH(CH3)2 + H2O
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