Science - Preparatory 2- Term 1
المستويات الدراسية:
النظام التعليمي: National English

1. Understand the classification of elements in the modern periodic table and their periodicity, while exploring the chemical and physical properties of water and its environmental significance.
أهداف التعلم:
1. Trace the historical development of the periodic table from Mendeleev to the modern version.
2. Classify elements into groups and periods based on atomic numbers and electronic configuration.
3. Compare properties of metals, nonmetals, metalloids, and noble gases.
4. Analyze water's unique properties including hydrogen bonding and polarity.
5. Investigate water's chemical behavior through electrolysis and reactions with active metals.
6. Evaluate water pollution sources and develop protection strategies.
7. Apply laboratory techniques to study elemental and water properties.
الوحدات النمطية
1. Unit 1 : Periodicity of elements and their properties
1. 1. Lesson 1 : Attempts of elements classification
نتائج التعلم:
1. Recognize the efforts of some scientists to classify elements.
2. Recognize the principles of elements classification in the modern periodic table.
3. Determine the location of some elements in the modern periodic table by recognizing their atomic numbers.
4. Deduce the atomic numbers of some elements by recognizing their locations in the modern periodic table.
5. Estimate the importance of discipline and organisation in our life.
6. Estimate scientists' efforts in discovering, classifying and investing elements.
1. 2. Lesson 2 : Graduation of elements properties in the modern periodic table
نتائج التعلم:
1. Determine the properties of some elements by knowing their atomic numbers.
2. Compare between some elements according to the electronic configuration and the chemical activity.
3. Identify metals, nonmetals and metalloids.
4. Compare between the properties of the groups and the periods in the periodic table.
5. Identify the polarity of some chemical compounds.