gce o level chemistry

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Sulfite ion can be written symbolically as

Sulfite ion can be written symbolically as
  • A. None
  • B. None
  • C. None
  • D. None
  • Correct Answer: Option B

Solvent refers to the

Solvent refers to the
  • A. gas that will dissolve
  • B. a solid which dissolves
  • C. a liquid which does dissolving
  • D. a liquid that is dissolved
  • Correct Answer: Option C

Hydrogenation of alkenes in margarine manufacturing requires catalyst of

Hydrogenation of alkenes in margarine manufacturing requires catalyst of
  • A. vanadium oxide
  • B. iron
  • C. platinum
  • D. nickel
  • Correct Answer: Option D

Ions remaining unchanged in both reactants and products are called as

Ions remaining unchanged in both reactants and products are called as
  • A. residual ions
  • B. sublimates
  • C. spectator ions
  • D. radical ions
  • Correct Answer: Option C

A brine solution is

A brine solution is
  • A. low in salts
  • B. concentrated in salts
  • C. highly concentrated in salts
  • D. contains a lot of water
  • Correct Answer: Option C