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This PDF contain complete solution of the exercise 8.1 of unit 8 of class 10 mathematics which according to the new fbise curriculum, the solved exercise is from the publisher National Book Foundation, We also have provided a detailed video lecture for this exercise at our Youtube channel pknotes. This url Exercise 8.1 Class 10 … Read more
Grade 9 Chemistry Review Chemistry Class 9 Unit 5: Exercise Questions and Answers Part 1: Bonding & Charge I State octet and duplet rules. Octet Rule: Atoms react to achieve eight electrons in their outermost shell for stability. Duplet Rule: The lightest atoms (H, Li, Be) react to achieve two electrons in their outermost shell, … Read more
Looking for Class 9 Chemistry Chapter 4 notes and short questions? Don’t worry, PkNotes has got you covered! Here are some short-response questions (SRQs) to help you practice and revise the key concepts easily. Short Question Periodicty of Properties Metallic Character, Density and Reactivity