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

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The method used to separate a mixture of an insoluble solid and a liquid is known as _____

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



The diagram above is the filtration of mixture of sand and water

Identify figure B in the diagram above

A. pole   B. retort stand   C. metal   D. titration


_______ is the smallest particle of a compound which retains the identity of the compound.

A. An atom   B. Matter   C.  An element   D. A molecule



The mixture illustrated in the diagram above can be separated by ______

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


The following are examples of chemical changes EXCEPT _____

A. melting of solids to liquids  
B. dissolution of metals in acids  
C. rusting of iron  
D. decay of substances

 

 

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