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A-Level Chemistry revision notes

A-Level (A2/AS) Chemistry revision notes providing information and assistance across all examination boards including AQA, CIE, OCR, Edexcel, Eduqas & WJEC. Chemistry is a complicated A-Level with a lot of content and information to work through. We have put together some of the best revision notes and learning materials to hopefully make sitting your Chemistry A-Levels a little bit easier and stress-free.

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Acids

Key Facts & Summary A Brønsted-Lowry acid is any species that is capable of donating a proton A Brønsted-Lowry base is any species that is capable of accepting a proton pH measures of the number of protons present in an aqueous solution Acids increase the concentration of hydrogen ions, while bases decrease the concentration of ...

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Overview of Acids and Bases

Acids & Bases are crucial to almost all the chemistry that we know - whether industrially relevant or of academic interest. Many reactions require an acidic or a basic medium to reach the desired products. So, it's essential to know what an acid or base is. The chemical behavior of many compounds can be explained ...

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Analysis of Organic Compounds

Analysis of Organic Compounds is a practical approach towards accurate identification of formula of a compound, percentage composition of the elements present in it and the functional group(s). It involves 3 important techniques. The first one is the use of chemical tests to identify the functional groups. The second aspect is the use of high ...

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Structures & reactions of organic compounds

Compounds which incorporate carbon-carbon bonds or covalent bonds of carbon with other elements like hydrogen, nitrogen, oxygen, sulfur, phosphorous and halogens, are generally classified as organic compounds. The chemical properties of organic compounds are intricately related to their structures. Hence, the classification of organic compounds according to their structures, is an essential part of understanding ...

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Measurement In Chemical Analysis

Measurement is involved in every aspect of experimental chemistry and the most important part of this includes the understanding of the skill of the observer and the scope of measurement of a given instrument. To identify any measurement as meaningful, we need to identify some kind of standard against which the measurement is made. Apart ...

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