Cambridge IGCSE Chemistry practice
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At a glance
MCQ
Type
cambridge_mcq
Style
Topic
Preparation of salts
Exam-style question
What is the first step in preparing an insoluble salt?.
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Flashcard 1 of 6
Question 1 of 5
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Method
Mix equal volumes of barium chloride solution and sodium sulfate solution to form barium sulfate precipitate.
| Step | Action |
|---|---|
| 1 | Measure equal volumes of barium chloride and sodium sulfate solutions. |
| 2 | Mix the solutions in a beaker. |
| 3 | Filter the mixture to collect the precipitate. |
| 4 | Wash the precipitate with distilled water. |
| 5 | Dry the precipitate. |
State the independent variable in this experiment.
Aim for approximately 1 distinct marking point.