Chemistry Exam Preparation Questions and Answers

Write 25 multiple choice and 10 short answer questions (8-12 marks each), with answers, on the following key knowledge areas for final year secondary students. Sample questions and answers and the extra information students are given can be found in the attachments.

Key knowledge

This knowledge includes

• volumetric analysis: simple and back titrations, acid-base and redox titrations;

• gravimetric analysis;

• calculations including amount of solids, liquids and gases; concentration; volume, pressure and

temperature of gases;

• use of oxidation numbers to write redox equations;

• principles and applications of chromatographic techniques and interpretation of qualitative and

quantitative data from thin layer chromatography (TLC), high performance liquid chromatography

(HPLC) and gas chromatography (GC);

• principles and applications of spectroscopic techniques and interpretation of qualitative and

quantitative data from atomic absorption spectroscopy (AAS), infrared spectroscopy (IR), mass

spectroscopy, nuclear magnetic resonance spectroscopy (NMR), and visible and ultraviolet

spectroscopy (visible-UV);

• matching analytical technique/s to a particular task.

Please submit a sample question with your bid. All copyright will be transferred to us for selected bids.

Compétences : Rédaction scientifique

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