O Level Courses

Chapter 9: IGCSE O Level Chemistry Exam Tests

IGCSE O Level Chemistry MCQs - Chapter 9

Methods of purification Multiple Choice Questions (MCQ) PDF - 8

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Methods of purification Questions & Answers PDF Download: MCQ Quiz 8

MCQ 36: Addition of salt in the water will

A) lower the boiling point
B) lower the freezing point
C) raise the boiling point
D) raise the melting point

MCQ 37: What is true about Impurities?

A) they lowers the boiling point
B) they lowers the freezing point
C) they lowers melting points
D) they raises the melting point

MCQ 38: In Liebig condenser, the

A) coldest part of the condenser is at the top
B) water enters in the jacket from the top
C) coldest part of the condenser is at the bottom
D) water enters in the jacket from the middle tubules

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

A) simple filtration
B) sublimation
C) evaporation
D) decanting

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

A) simple distillation
B) fractional distillation
C) vacuum distillation
D) crystallization

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Methods of purification App (Android & iOS)

Methods of purification App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

College Chemistry App (Android & iOS)

College Chemistry App (Android & iOS)