Methods of purification Multiple Choice Questions 1 PDF Download

Practice methods of purification multiple choice questions (MCQs), O level chemistry test 1 for online exams. Practice distillation: purification process MCQs questions and answers on distillation purification process, pure substances and mixtures, method of purification with answers. Free methods of purification quiz, online study guide has helping answer key with choices as petrol, diesel, paraffin and all of these of multiple choice questions as crude oil can be fractionally distilled to produce to test learning skills for viva exam preparation and job's interview questions. Study to learn distillation: purification process quiz questions with online learning MCQs for competitive exam preparation test.

MCQ on Methods of purification Quiz PDF Download Test 1

MCQ. Crude oil can be fractionally distilled to produce

  1. diesel
  2. petrol
  3. paraffin
  4. all of these


MCQ. Mixtures have

  1. a range of boiling points
  2. a range of melting points
  3. a lack of exact concentrations
  4. all of these


MCQ. Alternative techniques to crystallization involve

  1. decanting
  2. centrifuging
  3. filtration
  4. Both A and B


MCQ. Vacuum distillation is used

  1. under high pressures
  2. under low pressures
  3. on gentle heating
  4. upon quick heating


MCQ. When hot molten liquid cools,

  1. the first crystals are the most pure
  2. impure substances may also form the crystals
  3. it turns into gas
  4. it turns into aqueous solution