O Level

Chemistry MCQs

O Level Chemistry MCQs - Subtopic

Method of Purification MCQ with Answers

Method of Purification Multiple Choice Questions (MCQ) to solve method of purification quiz answers PDF worksheet, O level chemistry test for online courses. Practice methods of purification Multiple Choice Questions and Answers (MCQs), "Method of Purification" quiz questions and answers for colleges that offer online courses. Learn method of purification, pure substances and mixtures, distillation: purification process test prep for SAT subject tests.

"Alternative techniques to crystallization involve" Multiple Choice Questions (MCQ) on method of purification with choices decanting only, centrifuging, filtration, and decanting and centrifuging for colleges that offer online courses. Solve method of purification quiz questions for merit scholarship test and certificate programs for online degree programs.

MCQs on Method of Purification

1.

Alternative techniques to crystallization involve

decanting only
centrifuging
filtration
decanting and centrifuging

2.

Vacuum distillation is used in

under high pressures
under low pressures
gentle heating
quick heating

3.

Which statement is true about when the hot molten liquid cools?

first crystals are the most pure
impure substances may also form the crystals
it turns into gas
it turns into aqueous solution

4.

Traces of water can be removed from the ethanol distillate

evaporation of water
decanting water
vacuum distillation
fraction distillation

5.

Dissolving, filtering and evaporating are the methods of

ice melting
purification
diffusion
change of state