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Chemische vergelijkingen in evenwicht op01/31/25

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Breng de vergelijking van een chemische reactie in evenwicht
Na2SO4 + Ca(NO2)2 = NaNO2 + CaSO4 =>
Na2SO4 + Ca(NO2)2 = 2 NaNO2 + CaSO4

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

Fe + O + H2O = FeO(OH) =>
2 Fe + 3 O + H2O = 2 FeO(OH)

Rb + P = Rb3P =>
3 Rb + P = Rb3P

HF + Li(OH) = LiF + H2O =>
HF + Li(OH) = LiF + H2O

Cu2S + HNO3 = Cu(NO3)2 + NO + SO2 + H2O =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 8 NO + 3 SO2 + 10 H2O

C6H5CH3 + H2SO4 = SO2 + C6H5CHO + H2O =>
C6H5CH3 + 2 H2SO4 = 2 SO2 + C6H5CHO + 3 H2O

NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb

C6H5O + H2O = C6H6O + OH =>
C6H5O + H2O = C6H6O + OH

K2O + O2 = K2O2 =>
2 K2O + O2 = 2 K2O2

(b)Sc2O3(s) + H2O(l) = Sc(OH)3(s) =>
(b)Sc2O3(s) + 3 H2O(l) = 2 Sc(OH)3(s)

C11H22 + HBr = C9H18HBr =>
9 C11H22 + 11 HBr = 11 C9H18HBr

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

Mg(s) + N2(aq) = Mg3N2 =>
3 Mg(s) + N2(aq) = Mg3N2

HgO = Hg + O2 =>
2 HgO = 2 Hg + O2

MnBr7 = Br2 + Mn =>
2 MnBr7 = 7 Br2 + 2 Mn

Ca3(PO4)2 + H2O = H3PO4 + Ca(OH)2 =>
Ca3(PO4)2 + 6 H2O = 2 H3PO4 + 3 Ca(OH)2

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

Na3[Co(CN)6] + FeSO4 = Fe3[Co(CN)6]2 + Na2SO4 =>
2 Na3[Co(CN)6] + 3 FeSO4 = Fe3[Co(CN)6]2 + 3 Na2SO4

Cl2 + NaNO3 + H2O = NaClO3 + NaCl + HNO3 =>
3 Cl2 + 6 NaNO3 + 3 H2O = NaClO3 + 5 NaCl + 6 HNO3

HCOOH + H2 = HCHO + H2O =>
HCOOH + H2 = HCHO + H2O

C6H12O6(aq) + O2(g) = CO2 + H2O =>
C6H12O6(aq) + 6 O2(g) = 6 CO2 + 6 H2O

N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2

Ba + Rb2C2O4 = BaC2O4 + Rb =>
Ba + Rb2C2O4 = BaC2O4 + 2 Rb

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

H3PO4 + Cu(OH)2 = Cu3[PO4]2 + H2O =>
2 H3PO4 + 3 Cu(OH)2 = Cu3[PO4]2 + 6 H2O

NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

K2SO4 + Mg(OH)2 = KOH + MgSO4 =>
K2SO4 + Mg(OH)2 = 2 KOH + MgSO4

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

NH4Cl + H2O = (NH4)2O + HCl =>
2 NH4Cl + H2O = (NH4)2O + 2 HCl

CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2

Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O

C14H12 + Br = C14H12Br2 =>
C14H12 + 2 Br = C14H12Br2

KC2H3O2 + BaBr2 = KBr + Ba(C2H3O2)2 =>
2 KC2H3O2 + BaBr2 = 2 KBr + Ba(C2H3O2)2

AluminumBromide + PotassiumNitrate = AluminumNitrate + PotassiumBromide =>
AluminumBromide + PotassiumNitrate = AluminumNitrate + PotassiumBromide

AlI3 + Mg(ClO3)2 = Al(ClO3)3 + MgI2 =>
2 AlI3 + 3 Mg(ClO3)2 = 2 Al(ClO3)3 + 3 MgI2

Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl

FeCl3 + N2H4 = N2 + FeCl2 + HCl =>
4 FeCl3 + N2H4 = N2 + 4 FeCl2 + 4 HCl

Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O

C6H4(OH)COOHNaOH = C6H4(OH)COONaH2O =>
C6H4(OH)COOHNaOH = C6H4(OH)COONaH2O

KIHgNO3 = KNO3HgI =>
KIHgNO3 = KNO3HgI

HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O

PbS + HCl = PbCl2 + H2S =>
PbS + 2 HCl = PbCl2 + H2S

Zn(OH)2 + H2O = Zn(H2O)2 + OH =>
Zn(OH)2 + 2 H2O = Zn(H2O)2 + 2 OH

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