1Fathi+saleh+AlMastouri

1Fathi Saleh AlMastouri


 * Alkali metals reaction with water. **

Watch the experiment and answer the folowing questions:

media type="file" key="sodium and water.flv" width="360" height="270"

1- Sodium reacts with cold water to form.............................. and ...................................... 2- Write the word eqaution of this reaction:

.......................................+................................-> .................................+......................................

3- Write the general equation of the alkali metals with water.

........................................ + ............................--->...................................+ .....................................

5- Why is it dangerous to put a big amount of sodium in water?

....................................................................................................................................................................

....................................................................................................................................................................

6-a-Apply Write the word equation of lithium with cold watrer

Lithium + water > ............................... + ........................................

b- Complete the follwing word equation

.............................+ water .........................> potassium hydroxide +................................

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