Essential Chemistry for IGCSE - Making And Identifying Salts (Section 6 - No. 11)
Which of the following represents the correct order of procedures for making a soluble salt from a metal?
Filter the excess metal, Add acid to metal until reaction stops, Heat the solution, cool and crystallize.
Add acid to excess metal, filter excess metal, heat to evaporate water, cool and crystallize.
Add acid to metal until reaction stops, filter the excess metal, evaporate to dryness.
Filter the excess metal, add the acid, evaporate the water, and leave the salt to crystallize.
Explanation
The excess metal is filtered, then heat the solution.
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