Équations équilibrées la veille |
6 HCl + 2 V = 3 H2 + 2 VCl3
Mg3N2 + HCl = NH3 + MgCl2 =>
Mg3N2 + 6 HCl = 2 NH3 + 3 MgCl2
CuSO4 + H2NCH2CH2NH2 = CuNCH2CH2NH2 + H2SO4 =>
CuSO4 + H2NCH2CH2NH2 = CuNCH2CH2NH2 + H2SO4
C7H5(NO2)3 = C + CO2 + N2 + H2O =>
4 C7H5(NO2)3 = 21 C + 7 CO2 + 6 N2 + 10 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NH3 + O3 = H2O + N2O5 =>
6 NH3 + 8 O3 = 9 H2O + 3 N2O5
Re + H = ReH =>
Re + H = ReH
Rb2O + CO2 = Rb2O2 + CO =>
Rb2O + CO2 = Rb2O2 + CO
Cu(NO3)2 + Na3PO4 = CuPO4 + Na3(NO3)2 =>
Cu(NO3)2 + Na3PO4 = CuPO4 + Na3(NO3)2
Ge + CH3COOH = Ge(CH3COO)4 + H2 =>
Ge + 4 CH3COOH = Ge(CH3COO)4 + 2 H2
K2CO3 + Cl2 + H2O = CO2 + KCl + HClO =>
K2CO3 + 2 Cl2 + H2O = CO2 + 2 KCl + 2 HClO
BaCrO4 + HC2H3O2 = Ba{+2} + Cr2O7{-2} + C2H3O2{-} + H2O =>
2 BaCrO4 + 2 HC2H3O2 = 2 Ba{+2} + Cr2O7{-2} + 2 C2H3O2{-} + H2O
Pb(HCO3)4 = PbO2 + CO2 + H2O =>
Pb(HCO3)4 = PbO2 + 4 CO2 + 2 H2O
AgNO3 + NaOH = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH = Ag2O + 2 NaNO3 + H2O
Br2 + H2O + SO2 = H2SO4 + HBr =>
Br2 + 2 H2O + SO2 = H2SO4 + 2 HBr
Mg3(Fe)2O4 + H2SO4 + O2 = MgSO4 + FeSO4 + H2O =>
2 Mg3(Fe)2O4 + 10 H2SO4 + O2 = 6 MgSO4 + 4 FeSO4 + 10 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
OH + KCl = KClOH =>
OH + KCl = KClOH
KHCO3 + HNO3 = H2O + CO2 + KNO3 =>
KHCO3 + HNO3 = H2O + CO2 + KNO3
N2O5(g) = NO2(g) + O(g) =>
N2O5(g) = 2 NO2(g) + O(g)
ZnS + H2SO4 = Zn2SO4 + SO2 + H2O =>
2 ZnS + 6 H2SO4 = Zn2SO4 + 7 SO2 + 6 H2O
Ag + H3PO4 = AgPO4 + H2 =>
2 Ag + 2 H3PO4 = 2 AgPO4 + 3 H2
NaFeO2 + HCl = FeCl3 + NaCl + H2O =>
NaFeO2 + 4 HCl = FeCl3 + NaCl + 2 H2O
SnO2 + Na2CO3 + S = Na2SnS3 + CO2 + SO2 =>
2 SnO2 + 2 Na2CO3 + 9 S = 2 Na2SnS3 + 2 CO2 + 3 SO2
Cr(OH)3 + HOAc = Cr(OAc)3 + H2O =>
Cr(OH)3 + 3 HOAc = Cr(OAc)3 + 3 H2O
NH4{+} + Cl{-} = NH4Cl =>
NH4{+} + Cl{-} = NH4Cl
copper(ii)chloride + sodiumhydroxide = copper(ii)hydroxide + sodiumchloride =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zn(s) + H2SO4(l) = ZnO4(S) + H2(g) =>
Zn(s) + H2SO4(l) = ZnO4(S) + H2(g)
KMnO4 + BaC2O4 + H2SO4 = K2SO4 + CO2 + MnSO4 + BaSO4 + H2O =>
2 KMnO4 + 5 BaC2O4 + 8 H2SO4 = K2SO4 + 10 CO2 + 2 MnSO4 + 5 BaSO4 + 8 H2O
Ti(NO3)4 = TiO2 + NO2 + O2 =>
Ti(NO3)4 = TiO2 + 4 NO2 + O2
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4(MoO3)12 + NH4NO3 + H2O =>
H3PO4 + 12(NH4)2MoO4 + 21 HNO3 = (NH4)3PO4(MoO3)12 + 21 NH4NO3 + 12 H2O
NaBr + CaOH = CaBrNaOH =>
NaBr + CaOH = CaBrNaOH
HF + Z = ZF + H =>
HF + Z = ZF + H
CH3COCH3 + I2 + NaOH = HCOONa + NaI + H2O =>
CH3COCH3 + 5 I2 + 13 NaOH = 3 HCOONa + 10 NaI + 8 H2O
HClO + HCl + NaBr = NaCl + Br2 + H2OHCl =>
HClO + 2 HCl + 2 NaBr = 2 NaCl + Br2 + H2OHCl
C7H12OH + O2 = CO2 + H2O =>
4 C7H12OH + 39 O2 = 28 CO2 + 26 H2O
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
C13H28(l) + O2(g) = CO2 + H2O =>
C13H28(l) + 20 O2(g) = 13 CO2 + 14 H2O
C6H11OH = C6H10 + H2O =>
C6H11OH = C6H10 + H2O
C13H28(l) + O2(g) = CO2 + H2O =>
C13H28(l) + 20 O2(g) = 13 CO2 + 14 H2O
H2SO4 + HNO3 = HNO2 + SO4 + H2O =>
H2SO4 + HNO3 = HNO2 + SO4 + H2O
NaHCO3 + H8C6O7 = CO2 + Na3C6H5O7 + H2O =>
3 NaHCO3 + H8C6O7 = 3 CO2 + Na3C6H5O7 + 3 H2O
P + KNO3 = P2O5 + KNO2 =>
2 P + 5 KNO3 = P2O5 + 5 KNO2
KMnO4 + HBr = MnBr2 + KBr + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 5 Br2 + 8 H2O
Cl + CuBr = CuCl + Br =>
Cl + CuBr = CuCl + Br
AgNO3(aq) + K2S(aq) = KNO3 + Ag2S =>
2 AgNO3(aq) + K2S(aq) = 2 KNO3 + Ag2S
KBr + AgNO3(aq) = KNO3 + AgBr =>
KBr + AgNO3(aq) = KNO3 + AgBr
BeO + HBr = BeOBr + H =>
BeO + HBr = BeOBr + H
Mg + nitrogen = Mg3N2 =>
3 Mg + N2 = Mg3N2
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