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Chemische vergelijkingen in evenwicht op11/21/24

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Breng de vergelijking van een chemische reactie in evenwicht
Os + O2 = OsO =>
2 Os + O2 = 2 OsO

Sc + Cl2 = ScCl3 =>
2 Sc + 3 Cl2 = 2 ScCl3

CrCl3 + NH3 = CrN + NH4Cl =>
CrCl3 + 4 NH3 = CrN + 3 NH4Cl

CoS + O2 = CoO + SO2 =>
2 CoS + 3 O2 = 2 CoO + 2 SO2

S + N = SN =>
S + N = SN

Na2S(aq) + BaCl2(aq) = NaCl(aq) + BaS(s) =>
Na2S(aq) + BaCl2(aq) = 2 NaCl(aq) + BaS(s)

HClO4 = Cl2O7 + H2O =>
2 HClO4 = Cl2O7 + H2O

As2O3(s) + H2(g) = As(s) + H2O(l) =>
As2O3(s) + 3 H2(g) = 2 As(s) + 3 H2O(l)

CU(s) + HCl(ac) = CUCl2 + H2 =>
CU(s) + 2 HCl(ac) = CUCl2 + H2

Fe + HOH = Fe2O3 + H2 =>
2 Fe + 3 HOH = Fe2O3 + 3 H2

Ca + HC1 = CaC2 + H2 =>
Ca + 2 HC1 = CaC2 + H2

As2S3 + NO3{-} + H2O = AsO4{-3} + S + NO + H3O{+} =>
3 As2S3 + 10 NO3{-} + 12 H2O = 6 AsO4{-3} + 9 S + 10 NO + 8 H3O{+}

C6H5COOH + NH3 = C6H5COONH4 =>
C6H5COOH + NH3 = C6H5COONH4

NaOH(aq) + H2CO3(aq) = Na2CO3 + H2O =>
2 NaOH(aq) + H2CO3(aq) = Na2CO3 + 2 H2O

CH3OH + Cl2 = CH2Cl2 + H2O =>
CH3OH + Cl2 = CH2Cl2 + H2O

CuSO4*5H2O + KI = Cu2I2 + I2 + K2SO4 + H2O =>
2 CuSO4*5H2O + 4 KI = Cu2I2 + I2 + 2 K2SO4 + 10 H2O

Cu(NO3)2 + Na2(CO3) = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2(CO3) = CuCO3 + 2 NaNO3

KMnO4 + Al + S = K2S + Al2O3 + MnO2 =>
6 KMnO4 + 8 Al + 3 S = 3 K2S + 4 Al2O3 + 6 MnO2

PBO + H2O = PB(OH)2 =>
PBO + H2O = PB(OH)2

Al2O3 + Pb(OH)2 = Pb(AlO2)2 + H2O =>
Al2O3 + Pb(OH)2 = Pb(AlO2)2 + H2O

CS2 + NaOH = Na2CO3 + Na2CS3 + H2O =>
3 CS2 + 6 NaOH = Na2CO3 + 2 Na2CS3 + 3 H2O

NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g) =>
NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g)

Ag2S + O2 = Ag2O + S =>
2 Ag2S + O2 = 2 Ag2O + 2 S

Co + Cl2 = CoCl3 =>
2 Co + 3 Cl2 = 2 CoCl3

Hg + SnCl2 = HgCl + Sn =>
2 Hg + SnCl2 = 2 HgCl + Sn

BCl3(g) + H2O = B(OH)3(aq) + HCl(aq) =>
BCl3(g) + 3 H2O = B(OH)3(aq) + 3 HCl(aq)

AsH3 + KMnO4 + H2SO4 = H3AsO4 + K2SO4 + MnO2 + H2O =>
3 AsH3 + 8 KMnO4 + 4 H2SO4 = 3 H3AsO4 + 4 K2SO4 + 8 MnO2 + 4 H2O

Pb(NO3)2(aq) + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2(aq) + 2 NaCl = PbCl2 + 2 Na(NO3)

HClO4 + NaHCO3 = NaClO4 + H2O + CO2 =>
HClO4 + NaHCO3 = NaClO4 + H2O + CO2

Li2S = Li + S8 =>
8 Li2S = 16 Li + S8

MnSO4 + Cl2 + KOH = MnO2 + KCl + K2SO4 + H2O =>
MnSO4 + Cl2 + 4 KOH = MnO2 + 2 KCl + K2SO4 + 2 H2O

NiSO4 + NH4OH = [Ni(NH3)4]SO4 + H2O =>
NiSO4 + 4 NH4OH = [Ni(NH3)4]SO4 + 4 H2O

FeS + HNO3 = Fe(NO3)3 + Fe2(S04)3 + H2O + NO =>
12 FeS + 40 HNO3 = 10 Fe(NO3)3 + Fe2(S04)3 + 20 H2O + 10 NO

AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl

CH3CH2CH3 + HNO3 = CH3CH2CH2NO2 + H2O =>
CH3CH2CH3 + HNO3 = CH3CH2CH2NO2 + H2O

C6H8O7 + NH3 = (NH4)2HC6H5O7 =>
C6H8O7 + 2 NH3 = (NH4)2HC6H5O7

S + N = SN =>
S + N = SN

CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)

MnSO4 + O2 + NaOH = MnO(OH)2 + Na2SO4 =>
2 MnSO4 + O2 + 4 NaOH = 2 MnO(OH)2 + 2 Na2SO4

NH4ClO4 + C3H6N6O6 = CO2 + H2O + N2 + Cl2 =>
6 NH4ClO4 + 4 C3H6N6O6 = 12 CO2 + 24 H2O + 15 N2 + 3 Cl2

MnO2 + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2 + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)

CrO4{-2} + CN{-} + H2O = CNO{-} + Cr(OH)4{-} + OH{-} =>
2 CrO4{-2} + 3 CN{-} + 5 H2O = 3 CNO{-} + 2 Cr(OH)4{-} + 2 OH{-}

CH3CH2OH + KMnO4 = CH3CHO + MnO2 + HOH + KOH =>
3 CH3CH2OH + 2 KMnO4 = 3 CH3CHO + 2 MnO2 + 2 HOH + 2 KOH

CaS(s) + HBr(aq) = CaBr2(s) + H2S(aq) =>
CaS(s) + 2 HBr(aq) = CaBr2(s) + H2S(aq)

C6H8O7 + KOH = C6H5K3O7 + H2O =>
C6H8O7 + 3 KOH = C6H5K3O7 + 3 H2O

CH3COOH + Fe = (CH3COO)2Fe + H2 =>
2 CH3COOH + Fe = (CH3COO)2Fe + H2

C2H4O(l) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4O(l) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)

Ca(HCO3)2 + HI = CaI2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HI = CaI2 + 2 CO2 + 2 H2O

Mg(NO3)2 + NaBr = MgBr2 + Na(NO3) =>
Mg(NO3)2 + 2 NaBr = MgBr2 + 2 Na(NO3)

Mg + HCe = MgCe + H =>
Mg + HCe = MgCe + H

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Breng de vergelijking van een chemische reactie in evenwicht
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