Équations équilibrées la veille |
14 KCl + 2 KMnO5 + 10 H2SO4 = 7 Cl2 + 2 MnSO4 + 8 K2SO4 + 10 H2O
Ca(NH2SO3)2*4H2O + NH2CH2COOH = Ca(NH2SO3)2*4(NH2CH2COOH) + H2O =>
Ca(NH2SO3)2*4H2O + 4 NH2CH2COOH = Ca(NH2SO3)2*4(NH2CH2COOH) + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe(OH)2 + Cl2 = FeCl2 + H2O + O2 =>
2 Fe(OH)2 + 2 Cl2 = 2 FeCl2 + 2 H2O + O2
Al(NO3)3 + NH3 = Al(OH)3 + N2O3 =>
Al(NO3)3 + NH3 = Al(OH)3 + 2 N2O3
CH3COOH + NaCl = NaCH3CO2 + HCl =>
CH3COOH + NaCl = NaCH3CO2 + HCl
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH8N2 + O2 + OH{-} = (CO3)2{-} + H2O + N2 =>
8 CH8N2 + 27 O2 + 4 OH{-} = 4(CO3)2{-} + 34 H2O + 8 N2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NiSO4 + Na2S2O3 + H2O = NiS + Na2SO4 + H2SO4 =>
NiSO4 + Na2S2O3 + H2O = NiS + Na2SO4 + H2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PbS2 + H2O2 = Pb(SO4)2 + H2O =>
PbS2 + 8 H2O2 = Pb(SO4)2 + 8 H2O
NiSO4(aq) + KI(aq) = NiI2(aq) + K2SO4(aq) =>
NiSO4(aq) + 2 KI(aq) = NiI2(aq) + K2SO4(aq)
PbS2 + H2O2 = Pb(SO4)2 + H2O =>
PbS2 + 8 H2O2 = Pb(SO4)2 + 8 H2O
N2O4 + H2 = N2 + H2O =>
N2O4 + 4 H2 = N2 + 4 H2O
H2O + C4H10O = C2H5OH =>
H2O + C4H10O = 2 C2H5OH
K2CrO4 + H2S + H2O = KOH + Cr(OH)4 + S =>
K2CrO4 + H2S + 2 H2O = 2 KOH + Cr(OH)4 + S
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
H(s) + C2H3O2(aq) = HC2H3O2(aq) =>
H(s) + C2H3O2(aq) = HC2H3O2(aq)
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
NaNO3 + BaCl = BaNO3 + NaCl =>
NaNO3 + BaCl = BaNO3 + NaCl
FeCl3 + K4Fe(CN)6 = KCl + Fe4[Fe(CN)6]3 =>
4 FeCl3 + 3 K4Fe(CN)6 = 12 KCl + Fe4[Fe(CN)6]3
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
HNO3 + LiOH = H2O + LiNO3 =>
HNO3 + LiOH = H2O + LiNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
KNO2 + H2SO4 = HNO2 + KHSO4 =>
KNO2 + H2SO4 = HNO2 + KHSO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3S + H = C3S2H3 + CH =>
2 C3S + 6 H = C3S2H3 + 3 CH
NaBr + Hg2SO4 = Na2SO4 + Hg2Br2 =>
2 NaBr + Hg2SO4 = Na2SO4 + Hg2Br2
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
Mg + Pt(OH)4 = Mg(OH)2 + Pt4 =>
8 Mg + 4 Pt(OH)4 = 8 Mg(OH)2 + Pt4
Fe2(SO4)3 + K(SCN) = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 K(SCN) = 2 K3Fe(SCN)6 + 3 K2SO4
MgOHNO3KOH = KNO3 + Mg(OH)2 =>
MgOHNO3KOH = KNO3 + Mg(OH)2
LiCl + Fe2(SO4)3 = Fe2Cl + Li(SO4)3 =>
LiCl + Fe2(SO4)3 = Fe2Cl + Li(SO4)3
C + H2O = CO + H2 =>
C + H2O = CO + H2
Ba + NaOH = Ba(OH) + Na =>
Ba + NaOH = Ba(OH) + Na
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BaCl2 + F2 = F2Cl2 + Ba =>
BaCl2 + F2 = F2Cl2 + Ba
S + NaNO3 = NaNSO3 =>
S + NaNO3 = NaNSO3
K2Cr2O7 + H2C2O4*2H2O = K[Cr(H2O)2(C2O4)2H2O] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(H2O)2(C2O4)2H2O] + 15 H2O + 6 CO2
C9O4H8 + O2 = CO2 + H2O =>
C9O4H8 + 9 O2 = 9 CO2 + 4 H2O
NH4HC2O4 + (Hg2)3(PO3)2 + Cr(OCN)3 = (NH4)3PO3 + Hg2(OCN)2 + Cr(HC2O4)3 =>
6 NH4HC2O4 + (Hg2)3(PO3)2 + 2 Cr(OCN)3 = 2(NH4)3PO3 + 3 Hg2(OCN)2 + 2 Cr(HC2O4)3
Mg + K2Cr2O7 + H2SO4 = MgSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Mg + K2Cr2O7 + 7 H2SO4 = 3 MgSO4 + K2SO4 + Cr2(SO4)3 + 7 H2O
FrSCN + Rb2CrO4 = Fr2CrO4 + RbSCN =>
2 FrSCN + Rb2CrO4 = Fr2CrO4 + 2 RbSCN
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq) =>
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq)
H2SO4 + Na20 = H2O + Na2SO3 =>
10 H2SO4 + Na20 = 10 H2O + 10 Na2SO3
HAc + H3N = NH4 + Ac =>
HAc + H3N = NH4 + Ac
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