Class 9 Chemistry | New Book Chapter 8 Lecture 10 | Exercise Short Questions ✍️ | Punjab Board скачать в хорошем качестве

Class 9 Chemistry | New Book Chapter 8 Lecture 10 | Exercise Short Questions ✍️ | Punjab Board

📚 Complete Lecture Series: 📌 Class 9 Chemistry | Complete New Book (Chapters 1–13) | Punjab Board 🔥📘 👉 Watch the full playlist here:    • Class 9 Chemistry | Complete New Book (Cha...   In this lecture, we solve Exercise Short Questions from Chapter 8: Periodic Table and Periodicity, based on the new Punjab Board 2025 syllabus. Each question is explained clearly to help you understand core periodic trends and properties. 🧠 Exercise Short Questions Discussed: i. Why was atomic number chosen to arrange the elements in the periodic table? ii. What is the significance of the word “periodic”? iii. Why does the size of a group increase as we move down the periodic table? iv. In a group, the elements have the same number of electrons in the outermost shell. Why is it so? v. Do you expect calcium to be more reactive than sodium? Give the reason of your answer. vi. Which element has the maximum atomic radius and which has the minimum atomic radius in third period? vii. Who are the most electronegative elements present in sixth and seventh period? viii. The first ionization energy value of magnesium is less than the second one. Give reason. ix. Is it possible for two metals or two non-metals to form an ionic bond? x. Which element has the least value of ionization energy and which element has the highest value of electronegativity? 📘 Chapter Name: Periodic Table and Periodicity ✅ This lecture is specially designed for Class 9 students under the Punjab Board system, covering: ✅ Board of Intermediate and Secondary Education, Lahore ✅ Board of Intermediate and Secondary Education, Faisalabad ✅ Board of Intermediate and Secondary Education, Multan ✅ Board of Intermediate and Secondary Education, Rawalpindi ✅ Board of Intermediate and Secondary Education, Gujranwala ✅ Board of Intermediate and Secondary Education, Bahawalpur ✅ Board of Intermediate and Secondary Education, Sargodha ✅ Board of Intermediate and Secondary Education, Sahiwal ✅ Board of Intermediate and Secondary Education, Dera Ghazi Khan 📢 Don’t miss this lecture – essential for concept clarity and board exam preparation! 📌 Stay Connected: 👉 Like | Share | Subscribe for more Punjab Board Chemistry lectures! #Class9Chemistry #ExerciseShortQuestions #PeriodicTable #Chapter8Chemistry #PunjabBoard #NewBook2025 #MatricScience #ScienceLecture #BISELahore #BISEFaisalabad #BISEMultan #BISERawalpindi #BISEGujranwala #BISEBahawalpur #BISESargodha #BISESahiwal #BISEDGKhan #ExamPrep #StudyWithMe