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When a few drops of water is added to a blue anhydrous cobalt (II) chloride,...

Chemistry
JAMB 2008

When a few drops of water is added to a blue anhydrous cobalt (II) chloride, the colour changes to

  • A. white
  • B. pink
  • C. red
  • D. blue
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Correct Answer: Option B
Explanation

Blue anhydrous cobalt (II) chloride changes to pink in water.

There is an explanation video available below.

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Explanation Video

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