2025-muranga-east-chemistry-pp2-ms_final
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DATE 07 Dec 2025
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About This Document
Document Type: This is a Study Notes, designed for Reviewing core curriculum material.
Context: Standard material from the 2025 academic period.
Key Content: Likely covers essential definitions, theoretical concepts necessary for mastery of the subject.
Study Strategy: Summarize these notes into flashcards or mind maps to aid active recall and long-term retention.
Recommendation: comprehensive resource for students aiming to deepen their understanding of General Studies.
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Introduction
This notes resource titled "2025-muranga-east-chemistry-pp2-ms_final" provides comprehensive exam preparation materials designed to test and enhance your understanding. This resource is structured to facilitate effective learning and retention of important information.
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Learning Objectives
- Understand fundamental principles and core concepts
- Build a strong foundation for advanced study
- Connect theoretical knowledge with practical applications
- Prepare comprehensively for assessments and exams
Detailed Summary
Download this and other FREE materials from https://teacher. ke/notes 233/2 CHEMISTRY MARKING SCHEME 1. i) ii) iii) iv) y has a higher mpt than R ½ Due to increase in metallic bond strength ½ from R to y as the No. 1 vii) viii) ix) x) b) Atomic radius is greater than its ionic radius due to loss of one energy ½ 2. a) i) What are allotropes. (1mk) these are different crystalline forms of an element that can exist at the same physical state. ii) Name two main allotropes of sulphur. (1mk) Rhombic sulphur Monoclinic sulphur Page 1 of 8 Download this and other FREE revision materials from https://teacher. ke/notes b) i) Write an equation for the reaction taking place at:- Download this and other FREE materials from https://teacher. Burner or roasting furnace (1mk) 4FeS(s)+ 7O2(s) 2Fe2O3 + 4 SO2(g) II. Absorption tower (1mk) SO3(g) + H2SO4(l) H2S2O7(l) i) The reaction taking place in chamber K is: 2SO2(g) + O2(g) 2SO3(g) DH = -96kJmol-1 I.
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Download this and other FREE materials from https://teacher.co.ke/notes 233/2 CHEMISTRY MARKING SCHEME 1. i) ii) iii) iv) y has a higher mpt than R ½ Due to increase in metallic bond strength ½ from R to y as the No. of valency e- increases Element Q ½ a) Giant atomic (Giant covalent) ½ b) Molecular ½ c) Giant ionic ½ a) Basic ½ b) Acidic ½ v) a) M ½ b) D ½ vi) a) Mg3A2 ½ b) Mg3A2(s) + 6H2O(l) 3Mg(OH)2(aq) + 2AH3(g) a) Diamond and graphite ½ b) Graphite ½ c) Diamond ½ They...
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