Edexcel AS Chemistry: Textbook The next nine chapters cover the material for Unit 2: Application of core principles of chemistry. The final chapter (Unit 3) focuses on practical work. This will help students prepare for their internal assessment of practical skills... G Facer 被引量: 1发表...
CHEMISTRY PRACTICAL SPECIMEN: WAEC 2025 CHEMISTRY PRACTICAL SPECIMEN Best WAEC GCE Exam Expo Site Portal 2025 1. Great care should be taken to ensure that the information given in items 2 and 3 below does not reach the candidates either directly or indirectly before the examination. 2. In add...
Physics Viva Questions with Answers In addition to practical experiments, the working of different laboratory equipment is explained for better understanding. The method of handling the apparatus to avoid damage is also described. It helps the learner to develop process-oriented performance skills. Every...
N9 ALKYLATION AND GLYCOSYLATION OF PURINES; A PRACTICAL SYNTHESIS OF 2-CHLORO-2'-DEOXYADENOSINE Minghong Zhong Department of Chemistry and Biochemistry Doctor of Philosophy (a) The Robins reagent [2-acetamido-6-O-(diphenylcarbamoyl)purin... M Zhong 被引量: 1发表: 2004年 An efficient and pract...
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- 《European Journal of Organic Chemistry》 被引量: 3发表: 2010年 Process for continuously dyeing in the gel state fiber material of acrylonitrile polymers spun from organic solvents with carbinol- or anhydro base of basic dye A process for the continuous dyeing of fiber material of one or ...
Practical Synthesis of Disubstituted 2,7- Fluorenes, Conjugated Nanomaterials for Electronic and OptoelectronicA compounds containing fluorene units, which have substituted alkyl chains and because of that some amphipilic character, were found to form stable monolayers (Langmuir-Blodgett layers) [1]. ...
Bake the cheesecakes for about 40 minutes at 150°C. Remove the cheesecakes from the oven and allow them to cool to room temperature before removing them from the muffin tray using the excess baking paper. Chill the mini cheesecakes completely in the fridge before serving. ...
New and practical synthetic route of N-(3-cyano-7-ethoxy-4-oxo-1,4-dihydroquinolin-6-yl)acetamide (1) is described, through the cyclization of 2-aminopheny... W Ma,Y Mao,K Xie,... - 《Journal of Heterocyclic Chemistry》 被引量: 0发表: 2014年 A new and practical method for the...
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