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Chemische vergelijkingen in evenwicht op01/31/25

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Breng de vergelijking van een chemische reactie in evenwicht
K2CrO4 + SnCl2 + HCl = SnO2 + CrCl3 + H2O + KCl =>
2 K2CrO4 + 3 SnCl2 + 4 HCl = 3 SnO2 + 2 CrCl3 + 2 H2O + 4 KCl

(NH4)2S + O2 = NH3 + SO2 + H2O =>
2(NH4)2S + 3 O2 = 4 NH3 + 2 SO2 + 2 H2O

HBr + Cu2O = CuBr + H2O =>
2 HBr + Cu2O = 2 CuBr + H2O

K2O + H = KH + O2 =>
2 K2O + 4 H = 4 KH + O2

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3

Co(OH)2 + HCHO2 = CoCHO2 + H3O2 =>
Co(OH)2 + HCHO2 = CoCHO2 + H3O2

(NH4)2SO4 + Cu(OH)2 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
(NH4)2SO4 + Cu(OH)2 + 2 NH4OH = [Cu(NH3)4]SO4 + 4 H2O

NaI + Ca(NO3)2 = CaI2 + NaNO3 =>
2 NaI + Ca(NO3)2 = CaI2 + 2 NaNO3

KCl + ZnF2 = ZnCl2 + KF =>
2 KCl + ZnF2 = ZnCl2 + 2 KF

BaO + Mg(OH2) = Ba(OH2) + MgO =>
BaO + Mg(OH2) = Ba(OH2) + MgO

MnO4 + H2O + S{-2} = MnO2 + S + OH{-} =>
MnO4 + 2 H2O + 2 S{-2} = MnO2 + 2 S + 4 OH{-}

Sn(ClO4)4 + CaF2 = SnF4 + Ca(ClO4)2 =>
Sn(ClO4)4 + 2 CaF2 = SnF4 + 2 Ca(ClO4)2

H2Ta + NaOH = Na2Ta + H2O =>
H2Ta + 2 NaOH = Na2Ta + 2 H2O

C2H6 + O2 = C2H2 + H2O =>
C2H6 + O2 = C2H2 + 2 H2O

HSnO3 + H2O = H2O3 + SnO =>
4 HSnO3 + H2O = 3 H2O3 + 4 SnO

H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O

Na2CO3 + H2S = NaHCO3 + NaHS =>
Na2CO3 + H2S = NaHCO3 + NaHS

Mg3(PO4)2 + Ca(NO3)2 = Mg(NO3)2 + Ca3(PO4)2 =>
Mg3(PO4)2 + 3 Ca(NO3)2 = 3 Mg(NO3)2 + Ca3(PO4)2

Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2

H2O + Li = LiH + H2O2 =>
2 H2O + 2 Li = 2 LiH + H2O2

CH2O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 CH2O + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 5 CO2

Fe(CO) = FeCO =>
Fe(CO) = FeCO

N2 + O2 = distickstofftrioxid =>
2 N2 + 3 O2 = 2 N2O3

AgF(aq) + Li2CO3(s) = Ag2CO3(s) + LiF(s) =>
2 AgF(aq) + Li2CO3(s) = Ag2CO3(s) + 2 LiF(s)

Sc(MnO4)3 + Ni = Ni(MnO4)2 + Sc =>
2 Sc(MnO4)3 + 3 Ni = 3 Ni(MnO4)2 + 2 Sc

SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O

BF3 + NaOH = Na[BF4] + Na2B4O7 + H2O =>
16 BF3 + 14 NaOH = 12 Na[BF4] + Na2B4O7 + 7 H2O

Ag + Al4S3 = Ag2S + Al =>
6 Ag + Al4S3 = 3 Ag2S + 4 Al

C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O

K2C2O4 + Fe(NO3)2 = Fe(C2O4)2 + K2NO3 =>
2 K2C2O4 + Fe(NO3)2 = Fe(C2O4)2 + 2 K2NO3

Na3AsO3 + K2Cr2O7 + H2SO4 = Na3AsO4 + Cr2(SO)4 + K2SO4 + H2O =>
14 Na3AsO3 + K2Cr2O7 + 5 H2SO4 = 14 Na3AsO4 + Cr2(SO)4 + K2SO4 + 5 H2O

H3CCCH3CHCH3 + KMnO4 + H2SO4 = H3CCOCH2CH2COOH + MnSO4 + K2SO4 + H2O =>
5 H3CCCH3CHCH3 + 8 KMnO4 + 12 H2SO4 = 5 H3CCOCH2CH2COOH + 8 MnSO4 + 4 K2SO4 + 17 H2O

K2CrO4 + HCl = K2Cr2O7 + KCl + H2O =>
2 K2CrO4 + 2 HCl = K2Cr2O7 + 2 KCl + H2O

(NH4)2SO4 + Cu(OH)2 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
(NH4)2SO4 + Cu(OH)2 + 2 NH4OH = [Cu(NH3)4]SO4 + 4 H2O

NaOH + HCl + AgNO3 = AgCl + NaNO3 + H2O =>
NaOH + HCl + AgNO3 = AgCl + NaNO3 + H2O

Fe + MgSO4 = Fe2(SO4)3 + Mg =>
2 Fe + 3 MgSO4 = Fe2(SO4)3 + 3 Mg

Na2S + Ag2SO4 = Na2SO4 + Ag2S =>
Na2S + Ag2SO4 = Na2SO4 + Ag2S

NaOH(aq) + CH3COOH = H2O + NaCH3COO =>
NaOH(aq) + CH3COOH = H2O + NaCH3COO

NaHCO3 + CH3OOH = CH3OONa + H2O + CO2 =>
NaHCO3 + CH3OOH = CH3OONa + H2O + CO2

H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl

NH4Cl + NaOH = NaCl + H2O + NH3 = NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3

S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2

Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4

SrS = Sr + S8 =>
8 SrS = 8 Sr + S8

CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2

K3MnO4 + H2C2O4 = MnO2 + KMnO4 + K2C2O4 + H2O =>
3 K3MnO4 + 4 H2C2O4 = 2 MnO2 + KMnO4 + 4 K2C2O4 + 4 H2O

Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu

Li2O + KOH = LiOH + K2O =>
Li2O + 2 KOH = 2 LiOH + K2O

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