A level chemistry exam Study guides, Class notes & Summaries

OCR A Level Chemistry Exam With Verified Solutions...

OCR A level Chemistry Exam With Questions And Answers Graded A+...

This document is a detailed and extensive guide for all of the 12 required practicals for AQA A level and AS Level chemistry. Revising the core practicals for exams can be difficult, so I prepared a resource which not only contains the method for each practical but also highlights where specific equipment/techniques/chemicals are being used and explains WHY it is being used (learning these will make core practical-related questions significantly easier). Key observations have additionally been h...

OCR A Level Chemistry Exam Questions With Complete Solutions acid - CORRECT ANSWER A species that is a proton donor. activation energy - CORRECT ANSWER The minimum amount of kinetic energy that particles need to have in order to react when they collide addition polymer - CORRECT ANSWER A very long molecular chain formed by repeated addition reactions of many unsaturated alkene molecules (monomers). addition polymerisation - CORRECT ANSWER T...

OCR B Salters A level chemistry exam 2024 questions with correct answers

Test for carbonates - correct answer - add dilute HCL - it makes carbon dioxide test for carbon dioxide by bubbling it through lime water Test for ammonium ions - correct answer -add sodium hydroxide -warm the mixture -hover damp red litmus paper over it , if it turns blue the ions are present Test for sulphate ionz (SO4 2-) - correct answer - add dilute HCL - then add BaCl2 - BaSO4 is made which is insoluble in water so a white precipitate will be formed Test for Halides (Cl-,...

American Red Cross Lifeguarding Final Written Exam 2023/2024 with Complete Solutions What is the primary responsibility of a lifeguard? - Correct Answer To prevent drowning and other injuries from occurring at their aquatic facility Provide three examples of how lifeguards fulfill their primary responsibility. - Correct Answer Monitoring activities in and near the water through patron surveillance, Administering first aid, CPR, and AED, and Working as a team with other lifeguards, facility ...

OCR A Level Chemistry Exam Questions With 100% Correct Answers Acid - answerA species that is a proton donor. activation energy - answerThe minimum amount of kinetic energy that particles need to have in order to react when they collide addition polymer - answerA very long molecular chain formed by repeated addition reactions of many unsaturated alkene molecules (monomers). addition polymerisation - answerThe process in which unsaturated alkene molecules (monomers) add on to a growing po...

AQA A LEVEL CHEMISTRY PAPER 1 June 2024 Exam Questions and Answers