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Chemische vergelijkingen in evenwicht op07/31/24

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Breng de vergelijking van een chemische reactie in evenwicht
K2CrO4(aq) + NaBr(aq) = KBr(aq) + Na2CrO4(aq) =>
K2CrO4(aq) + 2 NaBr(aq) = 2 KBr(aq) + Na2CrO4(aq)

K2HPO4 + NaOH = KOH + Na2HPO4 =>
K2HPO4 + 2 NaOH = 2 KOH + Na2HPO4

NaO + HCl = NaCl + H2 + O2 =>
2 NaO + 2 HCl = 2 NaCl + H2 + O2

Na2S + KOH = NaOH + K2S =>
Na2S + 2 KOH = 2 NaOH + K2S

HSCN + Sr(OH)2 = Sr(SCN)2 + H2O =>
2 HSCN + Sr(OH)2 = Sr(SCN)2 + 2 H2O

P2O5 + SO2 = P4S + O2 =>
2 P2O5 + SO2 = P4S + 6 O2

Ba + LiNO3 = BaNO3 + Li =>
Ba + LiNO3 = BaNO3 + Li

NH4Br + Al(NO3)3 = AlBr3 + NH4NO3 =>
3 NH4Br + Al(NO3)3 = AlBr3 + 3 NH4NO3

AgNO3 + ClBa = AgCl + BaNO3 =>
AgNO3 + ClBa = AgCl + BaNO3

FeCl3 + KCSN = Fe[Fe(CSN)6] + KCl =>
2 FeCl3 + 6 KCSN = Fe[Fe(CSN)6] + 6 KCl

MgS + AgNO3 = Ag2S + Mg(NO3)2 =>
MgS + 2 AgNO3 = Ag2S + Mg(NO3)2

Cl + H2O + KI + C6H14 = H6Cl2 + C6H8I + K2O =>
14 Cl + 3 H2O + 6 KI + 6 C6H14 = 7 H6Cl2 + 6 C6H8I + 3 K2O

FeS + Sb2S3 = FeSb2 + S =>
FeS + Sb2S3 = FeSb2 + 4 S

CaO + SiO = Ca + SiO3 =>
2 CaO + SiO = 2 Ca + SiO3

P + KClO3 = KCl + PO =>
3 P + KClO3 = KCl + 3 PO

C4H37O5 + O2 = CO2 + H2O =>
4 C4H37O5 + 43 O2 = 16 CO2 + 74 H2O

Pb(NO3)2(aq) + MgI2(aq) = PbI2(s) + Mg(NO3)2(aq) =>
Pb(NO3)2(aq) + MgI2(aq) = PbI2(s) + Mg(NO3)2(aq)

Pb(NO3)3 + CoCl2 = PbCl3 + Co(NO3)2 =>
2 Pb(NO3)3 + 3 CoCl2 = 2 PbCl3 + 3 Co(NO3)2

NaCl + KI = KCl + NaI =>
NaCl + KI = KCl + NaI

KOH + (NH4)2Cr2O7 = K2Cr2O7 + NH4OH =>
2 KOH + (NH4)2Cr2O7 = K2Cr2O7 + 2 NH4OH

Zn(NO3)2 + KOH = ZnOH + K(NO3)2 =>
Zn(NO3)2 + KOH = ZnOH + K(NO3)2

KIO3 + Na2S2O3 = Na2S2O4 + KI =>
KIO3 + 3 Na2S2O3 = 3 Na2S2O4 + KI

HZn + H2SO4 = ZnSO4 + H2 =>
2 HZn + 2 H2SO4 = 2 ZnSO4 + 3 H2

K(OH)2 + CaBr3 = KBr2 + Ca(OH)3 =>
3 K(OH)2 + 2 CaBr3 = 3 KBr2 + 2 Ca(OH)3

Co + Zn{2+} = Co{2+} + Zn =>
Co + Zn{2+} = Co{2+} + Zn

Na2SO3 + CaSO4 = CaSO3 + Na2SO4 =>
Na2SO3 + CaSO4 = CaSO3 + Na2SO4

Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2

Br2 + MgO = MgBr + O2 =>
Br2 + 2 MgO = 2 MgBr + O2

BrF + H2O = HBrO + HF =>
BrF + H2O = HBrO + HF

AsCl3 + Na2S2O3 = NaCl + As2O3 + SO2 + S =>
2 AsCl3 + 3 Na2S2O3 = 6 NaCl + As2O3 + 3 SO2 + 3 S

KOH = K(OH) =>
KOH = K(OH)

CrO4{2-} + H{+}< = Cr2O7{2-} + H2O =>
2 CrO4{2-} + 2 H{+}< = Cr2O7{2-} + H2O

AgNO3 + NaBH4 + H2O = Ag + NaNO3 + B(OH)3 + H2 =>
2 AgNO3 + 2 NaBH4 + 6 H2O = 2 Ag + 2 NaNO3 + 2 B(OH)3 + 7 H2

H2SO4 + MgBr2 = MgSO4 + HBr =>
H2SO4 + MgBr2 = MgSO4 + 2 HBr

S8 + O3 = SO2 =>
3 S8 + 16 O3 = 24 SO2

K2Cr2O7 + Ag + H2(SO4) = Cr2(SO4)3 + Ag2(SO4) + K2SO4 + H2O =>
K2Cr2O7 + 6 Ag + 7 H2(SO4) = Cr2(SO4)3 + 3 Ag2(SO4) + K2SO4 + 7 H2O

CaCO3(s) + SO2(g) + O2(g) = CaSO4(s) + CO2(g) =>
2 CaCO3(s) + 2 SO2(g) + O2(g) = 2 CaSO4(s) + 2 CO2(g)

VO2 + SO3 = VO + SO4 =>
VO2 + SO3 = VO + SO4

C2H5COOH(l) = (C2H5CO)2O(l) + H2O(l) =>
2 C2H5COOH(l) = (C2H5CO)2O(l) + H2O(l)

FeTiH2 + O2 = H2O + Fe2O3 + TiO2 =>
4 FeTiH2 + 9 O2 = 4 H2O + 2 Fe2O3 + 4 TiO2

Sr + Ba(NO2)2 = Sr(NO2)2 + Ba =>
Sr + Ba(NO2)2 = Sr(NO2)2 + Ba

Mn(OH)2 + O2 = MnO9(OH)2 =>
2 Mn(OH)2 + 9 O2 = 2 MnO9(OH)2

NH2OH + CuSO4 + NaOH = N2O + Cu2O + Na2SO3 + H2O =>
6 NH2OH + 4 CuSO4 + 8 NaOH = 3 N2O + 2 Cu2O + 4 Na2SO3 + 13 H2O

AgF + Cr = CrF2 + Ag =>
2 AgF + Cr = CrF2 + 2 Ag

CaOH2Co3 = CaCo3H2O =>
CaOH2Co3 = CaCo3H2O

FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3[Fe(C2O4)3]*3H2O

Zn + CrSO4 = ZnSO4 + Cr =>
Zn + CrSO4 = ZnSO4 + Cr

Mn(C2H3O2)2 + Ba(OH)2 = Ba(C2H3O2)2 + Mn(OH)2 =>
Mn(C2H3O2)2 + Ba(OH)2 = Ba(C2H3O2)2 + Mn(OH)2

Al + KOH = [Al(OH)3] + K =>
Al + 3 KOH = [Al(OH)3] + 3 K

CaClO3 = CaClO + O =>
CaClO3 = CaClO + 2 O

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