Identification of ions by chemical and spectroscopic means (chemistry only)

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Question 15
Medium

A large amount of calcium chloride was accidentally released into a freshwater pond.

a.

Describe a test to show that the pond water contains calcium ions.

Give the result of the test.

Test

Result

[2]
b.

Describe a test to show that the pond water contains chloride ions.

Give the result of the test.

Test

Result

[2]
c.

Plan an investigation to find the total mass of dissolved solids in a 150 cm3150\text{ cm}^3150 cm3 sample of the pond water.

Your investigation should produce valid results.

[4]

Identification of ions by chemical and spectroscopic means (chemistry only) Questions

  1. GCSE
  2. /Chemistry
  3. /Identification of ions by chemical and spectroscopic means (chemistry only)