IGCSE O Level Chemistry MCQs – Practice Test 8 (Chapter 9)

Methods of purification Notes Questions and Answers PDF – Test 8

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Methods of purification Notes Q&A PDF Download – Practice Test 8

MCQ 36: Addition of salt in the water will:

lower the boiling point
lower the freezing point
raise the boiling point
raise the melting point

MCQ 37: What is true about Impurities?

they lowers the boiling point
they lowers the freezing point
they lowers melting points
they raises the melting point

MCQ 38: In Liebig condenser, the:

coldest part of the condenser is at the top
water enters in the jacket from the top
coldest part of the condenser is at the bottom
water enters in the jacket from the middle tubules

MCQ 39: Dissolved solids can be separated from the solution through:

simple filtration
sublimation
evaporation
decanting

MCQ 40: If a substance decomposes when heated to its boiling point, the suitable method is:

simple distillation
fractional distillation
vacuum distillation
crystallization

Methods of purification Notes App & e-Book – IGCSE O Level Chemistry Admission Tests

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