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Chemische vergelijkingen in evenwicht op01/31/25

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Breng de vergelijking van een chemische reactie in evenwicht
CuS + O2 = Cu2O + SO =>
4 CuS + 3 O2 = 2 Cu2O + 4 SO

Na2SO4 + NaOH = Na2SO4NaOH =>
Na2SO4 + NaOH = Na2SO4NaOH

ZnOHCl + HNO3 = ZnCl2 + Zn(NO3)2 + H2O =>
2 ZnOHCl + 2 HNO3 = ZnCl2 + Zn(NO3)2 + 2 H2O

BH4{-} + ClO3{-} = H2BO3{-} + Cl{-} + H2O =>
3 BH4{-} + 4 ClO3{-} = 3 H2BO3{-} + 4 Cl{-} + 3 H2O

Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O

CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
2 CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + 2 H2O

FeSiO3 + NaNO3 = FeNO3 + NaSiO3 =>
FeSiO3 + NaNO3 = FeNO3 + NaSiO3

Cr(NO3)3 + Na2SO3 + H2O = Cr(OH)3 + NaNO3 + SO2 =>
2 Cr(NO3)3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 6 NaNO3 + 3 SO2

Al2S3 + H2O = (Al(OH)3) + H2S =>
Al2S3 + 6 H2O = 2(Al(OH)3) + 3 H2S

CuSO4*5H2O + NaOH = Cu(OH)2 + H2O + Na2SO4 =>
CuSO4*5H2O + 2 NaOH = Cu(OH)2 + 5 H2O + Na2SO4

K2Cr2O7 + AgNO3 = Ag2Cr2O7 + K2(NO3)2 =>
K2Cr2O7 + 2 AgNO3 = Ag2Cr2O7 + K2(NO3)2

(Na)2(O)2 + (H)2O = NaOH + (O)2 =>
2(Na)2(O)2 + 2(H)2O = 4 NaOH + (O)2

CoBr2 + K2SO3 = CoSO3 + KBr =>
CoBr2 + K2SO3 = CoSO3 + 2 KBr

Cr(OH)3 + Cr2(SO4)3 = Cr(OH)SO4 =>
Cr(OH)3 + Cr2(SO4)3 = 3 Cr(OH)SO4

C4H6 + H2 = C4H10 =>
C4H6 + 2 H2 = C4H10

CuSO3 + H2O = Cu(OH)2 + H2SO3 =>
CuSO3 + 2 H2O = Cu(OH)2 + H2SO3

Sr + Cl2 = SrCl2 =>
Sr + Cl2 = SrCl2

Al + FeCl2 = Al(FeCl2) =>
Al + FeCl2 = Al(FeCl2)

CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
2 CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + 2 H2O

NaCI + K2CrO4 = NaCrO4 + K2CI =>
NaCI + K2CrO4 = NaCrO4 + K2CI

HCl + CuSO4 = CuCl2 + H2SO4 =>
2 HCl + CuSO4 = CuCl2 + H2SO4

P4 + KOH = K3PO3 + H2 =>
P4 + 12 KOH = 4 K3PO3 + 6 H2

NaHOH = NaOH + H2 =>
2 NaHOH = 2 NaOH + H2

KAl(OH)4 + HCl = KCl + Al(OH)3 + H2O =>
KAl(OH)4 + HCl = KCl + Al(OH)3 + H2O

NaVO3 + HCl = (VO2)2Cl2 + NaCl + H2O =>
2 NaVO3 + 4 HCl = (VO2)2Cl2 + 2 NaCl + 2 H2O

Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2

C2H6O2 + O2 = C2H2O4 + H2O =>
C2H6O2 + 2 O2 = C2H2O4 + 2 H2O

S8 + OH{-} = S2O32{2-} + S2{2-} + H2O =>
8 S8 + 64 OH{-} = S2O32{2-} + 31 S2{2-} + 32 H2O

K + H2 = KH =>
2 K + H2 = 2 KH

SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4

C3H6O + CH2O = C4H6O + H2O =>
C3H6O + CH2O = C4H6O + H2O

NaCl + Pb(NO3)2 = NaNO3 + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + PbCl2

(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = (NH4)(C2H3O2) + PbSO4 =>
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = 2(NH4)(C2H3O2) + PbSO4

N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2

NaCl + Cu(OH)2 = Na(OH) + CuCl2 =>
2 NaCl + Cu(OH)2 = 2 Na(OH) + CuCl2

PbO(s) + CO(g) = Pb + CO2(g) =>
PbO(s) + CO(g) = Pb + CO2(g)

Ni2 + PO4 = Ni2PO4 =>
Ni2 + PO4 = Ni2PO4

CuS + H2O = Cu + HSO4 + H3O =>
CuS + 11 H2O = Cu + HSO4 + 7 H3O

MgO + HF = Mg1F2 + H2O1 =>
MgO + 2 HF = Mg1F2 + H2O1

(NH4)2Cr2O7 + NaOH = NH3 + Na2CrO4 + H2O =>
(NH4)2Cr2O7 + 4 NaOH = 2 NH3 + 2 Na2CrO4 + 3 H2O

C6H12O6 + Ag(NH3)OH = Ag + C6H11O7 + NH3 + H2O =>
C6H12O6 + 3 Ag(NH3)OH = 3 Ag + C6H11O7 + 3 NH3 + 2 H2O

HO + HCl = H2O + Cl =>
HO + HCl = H2O + Cl

NaCl + Pb(NO3)2 = NaNO3 + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + PbCl2

Ti + F2 = TiF3 =>
2 Ti + 3 F2 = 2 TiF3

FeSiO3 + NaNO3 = FeNO3 + NaSiO3 =>
FeSiO3 + NaNO3 = FeNO3 + NaSiO3

K[Pb(OH)3] + H2S = PbS + K2S + H2O =>
2 K[Pb(OH)3] + 3 H2S = 2 PbS + K2S + 6 H2O

Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N

CH3COHCH3 + CuO = CH3COCH3 + H2O + Cu =>
2 CH3COHCH3 + CuO = 2 CH3COCH3 + H2O + Cu

Al2O3 + KOH = AlKO2 + H2O =>
Al2O3 + 2 KOH = 2 AlKO2 + H2O

CdCl2 + K2CrO4 = CdCrO4 + K2Cl2 =>
CdCl2 + K2CrO4 = CdCrO4 + K2Cl2

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