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Chemistry Foundations Handguide
[High School Level] - Ionic Compounds - Prefixes - Charges - Ions - Molecular/Covalent Compounds - Polyatomic - Naming - Acids - Solubility - Formulas - Balancing - Equations - Laws - Reactions - Exothermic/Endothermic - Physical/Chemical - Theories - Periodic Table - Elements - Isotopes - Charges - Diagrams
£2.49 Preview RemoveIsomers classification and structural isomers in detail
Neat & clean notes covering complete structural isomers along with a lot of quality illustrations
£2.50 Preview RemoveFactors influencing purity during recrystallization
the notes are for A level Chemistry students as well as people interested in chemistry. It explains various substances and factors that effect how pure your final crystals are during recrystallization. My example is benzoic acid.
£0.80 Preview RemoveGLUCONEOGENESIS EXPLAINED
Simple to understand notes notes on carbohydrate metabolism for anyone pursuing a Bachelor's Degree in Biochemistry or Biology. I use these notes to lecture Biochemistry at the University of Zambia.
£2.50 Preview RemoveEnergy, Enzymes and Metabolism
This note explain more about the energy, enzymes and metabolism.
£2.49 Preview Removecell theory
The document contains complete description of cell theory alongwith cell organelles and their functions
£3.75 Preview RemoveMovement of particles
Suitable for IGCSE and GCSE O-level students. I studied from it last year and got A*. Covers: diffusion, osmosis and active transport.
£2.50 Preview RemovePERIODIC TABLE GROUP 16 ONE PAGE NOTES
Group 16 Elements: Last-Minute Revision Notes This concise, one-page document is designed for quick and efficient last-minute revision of Group 16 elements (oxygen family) from the periodic table. It covers essential topics such as the electronic configuration, physical and chemical properties, trends in reactivity, and important compounds of oxygen, sulfur, selenium, tellurium, and polonium. Perfect for students looking to refresh their memory before exams, this summary provides all the key points in an easy-to-understand format.
£1.50 Preview RemovePropiedades de la materia
Este documento contiene las propiedades de la materia y una explicación de cada una de ellas. Segundo de secundaria.
£2.50 Preview RemoveIII. The transfer of Genetic information
This is part 3 of a section covering NUCLEIC ACIDS, DNA REPLICATION, MUTAGENESIS & DNA REPAIR The basic overview: Transfer of information A. The central dogma B. DNA replication C. RNA replication D. Transcription and translation overview E. Introduction to Genetic recombination
£2.00 Preview RemoveCollege/University notes
These notes will be helpful for students of 4 year B. Tech program in Civil Engineering. These will be concise, clear and up to the point.
£12.50 Preview RemoveOCR 2024 GCSE Combined Science B Twenty First Century Science J260/02: Chemistry (Foundation Tier) with Marking Scheme Merged.
OCR 2024 GCSE Combined Science B Twenty First Century Science J260/02: Chemistry (Foundation Tier) with Marking Scheme Merged. COMBINED SCIENCE B Oxford Cambridge and RSA Friday 17 May 2024 – Morning GCSE (9–1) Combined Science B (Twenty First Century Science) J260/02 Chemistry (Foundation Tier) Time allowed: 1 hour 45 minutes You must have: • a ruler (cm/mm) • the Data Sheet for GCSE (9–1) Combined Science (Chemistry) B (inside this document) You can use: • an HB pencil • a scientific or graphical calculator * J F 2 6 0 0 2 * Please write clearly in black ink. Do not write in the barcodes. Centre number First name(s) Last name INSTRUCTIONS Candidate number • Use black ink. You can use an HB pencil, but only for graphs and diagrams. • Write your answer to each question in the space provided. If you need extra space use the lined pages at the end of this booklet. The question numbers must be clearly shown. • Answer all the questions. • Where appropriate, your answer should be supported with working. Marks might be given for using a correct method, even if your answer is wrong. INFORMATION • The total mark for this paper is 95. • The marks for each question are shown in brackets [ ]. • Quality of extended response will be assessed in questions marked with an asterisk (*). • This document has 24 pages. ADVICE • Read each question carefully before you start your answer. © OCR 2024 [601/8690/2] OCR is an exempt Charity DC (PQ/FC) 342830/3 Turn over 2 1 (a) Table 1.1 shows information about some of the elements in the Periodic Table. Table 1.1 Element Atomic Group Period Electron Number Number Configuration ........................ 8 16(6) 2 2.6 Sodium 11 ........................ 2.8.1 ........................ Chlorine ........................ 17(7) 3 2.8.7 Calcium 20 2 4 ........................ (i) Complete Table 1.1. Use the Data Sheet. [5] (ii) When atoms lose or gain electrons, they form charged particles called ions. State the electron configuration of Na+ ions and Cl – ions. Na+ ................................................................................................................................................... Cl – ....................................................................................................................................................
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