The trends in first ionisation energies give some important clues about the electron configuration of the elements. What's the trend? First ionisation energies for the first 18 elementsInfogram Periodic patterns General trends: Across a period As the nuclear charge increases so the attraction between the outermost electrons and th...
CP 2CP3CP6CP9CP11CP13a CORE PRACTICAL 2: Prepare a standard solution from a solid acid and use it to find the concentration of a solution of sodium hydroxide Enter your text here ... This video shows the preparation of a standard solution of sodium carbonate. What mass of solid acid would be needed to prepare the same quantity of dilute ...
Intro image OCROCR 2EdexcelAQA Enter your text here ... Enter your text here ... I had a dream! This presentation outlines the way in which Kekule came to propose his model for the structure of benzene. It also outlines the ways in which the kekule proposal does not adequately explain all the properties of the benzene molecu...
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Boyles LawCharles Law Boyles Law simulation Explore the relationship between pressure and volume of a gas https://www.focuselearning.co.uk/s/1mrhyw5gdf2l Enter your text here ... Charles Law simulation Explore the relationship between volume and temperature for gases https://www.focuselearning.co.uk/s/1mrhyw5gdf2l State the ideal gas law pV = ...
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OCR EDEXCEL Use this video to see how to compare the rates of hydrolysis for haloalakanes. What does it show? Can you explain the results. Nucleophilic substitution mechanism
3.1 - 3.8 Energetics An exothermic reaction 3.1 Energetics Students should:3.1 kno... https://www.mychem.co.uk/index.php/igcse-chemistry/physical-chemistry/energetics You need to know the definitions of: Enthalpy change of formation Enthalpy change of combustion Exam question 1 Exam question 2
Edexcel or is it???
