Exam (elaborations)
OCR A-Level Chemistry Paper 2 2024: Exam Questions with Correct Answers Merged. Verified
1. What is an alkene and its general formula? - Ans .It is an unsaturated hydrocarbon with a least one C=C bond. General formula is CnH2n 2. What is a sigma bond? σ - Ans .single covalent bond formed when two s orbitals overlap. High electron density 3. What is a pi bond? - Ans .sideways ove...
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