The hydrosphere

OpenStax

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2 Interactions of the hydrosphere

3 Exploring the hydrosphere

4 Investigation : investigating the hydrosphere

5 The importance of the hydrosphere

Ions in aqueous solution

Electrolytes, ionisation and conductivity

Precipitation reactions

1 Precipitation reactions

2 Demonstration : the reaction of ions in solution

3 Testing for common anions in solution

4 Test for a chloride

5 Test for a sulphate

6 Test for a carbonate

7 Test for bromides and iodides

8 Precipitation reactions and ions in solution

9 Threats to the hydrosphere

10 Discussion : creative water conservation

11 Group project : school action project

13 Summary exercise

Source: OpenStax, Siyavula textbooks: grade 10 physical science. OpenStax CNX. Aug 29, 2011 Download for free at http://cnx.org/content/col11245/1.3

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