Grade 12 – Haloalkanes and Haloarenes – Key Concepts in Chemistry
1. Discuss the mechanism of nucleophilic substitution reactions in haloalkanes. Provide a detailed explanation with reference to the principles of …
Read MoreGrade 12 – Coordination Compounds – Key Concepts in Chemistry
1. What is the coordination number of a complex and how does it affect its properties? Provide examples to support …
Read MoreGrade 12 – The d- and f-Block Elements – Key Concepts in Chemistry
1. Explain the variation in atomic and ionic sizes of transition metals across a period in the periodic table. Answer: …
Read MoreGrade 12 – The p-Block Elements – Key Concepts in Chemistry
1. Explain the trends in the physical properties of group 15 elements (nitrogen, phosphorus, arsenic, antimony, and bismuth) in terms …
Read MoreGrade 12 – General Principles and Processes of Isolation of Elements – Key Concepts in Chemistry
1. Explain the principles and processes involved in the extraction of copper from its ore. Provide detailed information on the …
Read MoreGrade 12 – Surface Chemistry – Key Concepts in Chemistry
1. Explain the concept of adsorption and its types in surface chemistry. Answer: Adsorption is the process by which molecules …
Read More