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JAMB Chemistry 1991 Question 2

Question 2

Separation of Mixtures

Which of the following are mixtures? i. Petroleum ii. Rubber latex. iii. Vulcanizer's solution iv. Carbon (II) sulphide

  1. A.i, ii and iii
  2. B.i, ii and iv
  3. C.i and ii only
  4. D.i and iv.
Show the answer and explanation

Answer: A (i, ii and iii)

Explanation

Petroleum, rubber latex and vulcanizer's solution (rubber dissolved in a solvent) are all mixtures. A carbon sulphide is a compound with a fixed formula.