Chemistry Practice Test – Separating Techniques for Mixtures (Questions with Answers and Explanations)

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______ contains several elements or compounds which are not chemically combined.

A. compound      B. mixture       C.  element      D. molecule


The process of cooling a vapour to a liquid is called ______

A. distillation       B. Decantation       C. evaporation       D. condensation


Matter exists in three states EXCEPT ______

A. solid      B. liquid      C. semi-liquid      D. gas



The diagram above illustrate _______ method of separating mixtures.

A. Evaporation      B. Decantation       C. filtration      D. none of the above


The following are examples of a compound EXCEPT ______

A. marble      B. Caustic soda      C. Sand      D. Oxygen

 

 

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