All Reactions and synthesis articles – Page 8
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Experiment
Burning money: what makes combustion happen?
Surprise your students by soaking a piece of paper (or an old £5 note) in ethanol and water and igniting it. Includes kit list and safety instructions.
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Resource
Synthesis Explorer
Plan synthetic routes and study key organic chemistry reactions interactively.
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News
HPLC-free synthesis slashes protein production time
Tagging system may make building biologically relevant proteins faster, cheaper and greener
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Review
Molecules – a chemistry card game
Kristy reviews a chemistry card game that's educational and fun
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Resource
Recycling the undesired enantiomer of Naproxen
This context/problem-based learning (C/PBL) resource is part of a collection we have commissioned for you to use with your undergraduate students. This 5 credit module is based on the following scenario:Your students work for a company that produces (S)-naproxen, a non-steroidal anti-inflammatory drug (NSAID), via a racemic method. Whilst (S)-naproxen ...
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News
Solar-powered desalination produces energy
Nanocomposite helps to produce drinking water and fuel
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Resource
Six solutions
Devise experiments to label six numbered solutions correctly using chemicals and apparatus in the laboratory.
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Resource
Hydrogen peroxide
Find the best catalyst for the decomposition of hydrogen peroxide from solutions provided.
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Resource
Three white solids
Devise experiments to label three white solids correctly by using chemicals and apparatus in the laboratory.
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Resource
What compound?
Identify a given solid; make a list of all of the compounds the solid could be, suggest as many ways as possible of identifying the solid and use this information to devise an analytical procedure; use this procedure to identify the solid.
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Resource
Four solutions
Devise experiments to label some bottles correctly, using two different approaches.
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Resource
Which set of ionic compounds?
Devise a procedure to identify four solids and then use this to carry out the identification.
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Resource
Find the chloride
Devise experiments to determine which of five solids is the chloride by using chemicals and apparatus in the laboratory.
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Resource
Detergency
Explain two observations related to the production of a jelly-like solid when two detergents were used in combination.
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Resource
Cobalt complexes
Devise structures for cobalt complexes given, decide how to distinguish between the four complexes, and identify some properties or characteristics that are the same for all four complexes.
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Resource
Carbon and copper oxide
Two unnamed black solids are known to be either copper(II) oxide or carbon. Devise three or more methods of labelling them correctly using chemicals and apparatus in the laboratory, test each method and compare them to decide which is best.
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Resource
Amount of CO₂
By using chemicals and apparatus in the laboratory, devise experiments to determine the amount of carbon dioxide that can be obtained from a mixture of two solids - barium sulphate and potassium carbonate.
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Resource
Aluminium foil
Find out which salt or ion, from a selection provided, is the best catalyst for the reaction between aluminium and dilute hydrochloric acid.
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Resource
A black solid
Devise experiments to identify a black solid sample by using chemicals and apparatus in the laboratory.