Chemistry G9

6 cutub · 27 cashar · 5 saac

Cinwaannada casharrada waa la soo bandhigay si aad u aragto waxa la dhigo. Daawashadu waxay u baahan tahay abka Qalam.

1 UNIT 1 3 cashar

1. Chemistry grade 9 unit 1 lesson 1 Chemistry and its Importance 16 min
2. Chemistry grade 9 unit 1 lesson 2 Chemistry and other natural science 12 min
3. Chemistry grade 9 unit 1 lesson 3 Some common chemical industries in Ethiopia 9 min

2 UNIT 2 3 cashar

3 UNIT 3 7 cashar

1. Chemistry grade 9 Unit 3 Lesson 6 Composition of an Atom and the Isotopes 16 min
2. Chemistry Grade 9 Unit 3 Lesson 1 Structure of the Atoms 9 min
3. Chemistry Grade 9 Unit 3 Lesson 2 Fundmental laws of Chemical Reactions 14 min
4. Chemistry Unit 3 Lesson 3 The Origin of Atomic Theory 7 min
5. Chemistry Grade 9 unit 3 Lesson 4 Discoveries of Fundemantal Subatomic Particle and the Atomic Nucle 13 min
6. Chemistry Grade 9 Unit 3 Lesson 5 Atomic Model 13 min
7. Chemistry Grade 9 Unit 3 Lesson 7 Isotope 21 min

4 UNIT 4 7 cashar

1. CHEMISTRY GRADE 9 UNIT 4 LESSON 1 PERIODIC CLASSIFICATION OF ELEMENTS 11 min
2. Chemistry Grade 9 Unit 2 lesson 4 Some Expremental Skills In Chemistry 14 min
3. CHEMISTRY GRADE 9 UNIT 4 LESSON 2 PERIODICITY 9 min
4. CHEMISTRY GRADE 9 UNIT 4 LESSON 3 THE PERIODIC LAW 10 min
5. CHIMESTRY GRADE 9 UNIT 4 LESSON 4 ELECTRON CONFIGURATION 9 min
6. CHEMISTRY GRADE 9 UNIT 4 LESSON 5 THE CLASSIFICATION OF ELEMENTS 6 min
7. CHEMISTRY GRADE 9 UNIT 4 LESSON 6 THE CLASSIFICATION OF ELEMENTS 7 min

5 UNIT 5 7 cashar

1. CHEMISTRY GRADE 9 UNIT 5 LESSON 1 CHEMICAL BOND 9 min
2. CHEMISTRY GRADE 9 UNIT 5 LESSON 2 FORMATION OF IONIC BONDING 11 min
3. CHIMESTRY GRADE 9 UNIT 5 LESSON 3 LEWIS FORMULA OF IONIC COMPOUND 10 min
4. Chemistry Grade 9 Unit 5 Lesson 4 They Have High Melting Point and High Boiling Point 12 min
5. Chemistry Grade 9 Unit 5 Lesson 5 Covalent Bonding 14 min
6. Chemistry Grade 9 Unit 5 Lesson 6 Lewiss Formula of Covalent Molecules 12 min
7. Chemistry Grade 9 Unit 5 Lesson 7 Metallic Bonding 9 min