Periodic table articles – Page 3

Experiment

Solubility patterns of halogen anions

In association with Nuffield Foundation

Try this microscale practical to identify and explain patterns in the solubility of fluoride, chloride, bromide and iodide anions. Includes kit list and safety instructions.

Experiment

Displacement reactions of non-metals

In association with Nuffield Foundation

Investigate a displacement series of non-metals using oxygen and chlorine in this class practical or demonstration. Includes kit list and safety instructions.

Experiment

Properties of alkali metal compounds

In association with Nuffield Foundation

Try this class practical to explore the physical and chemical properties of various alkali metal compounds. Includes kit list and safety instructions.

Opinion

Five ideas in chemical education that must die: Group 3

2015-09-15T14:44:00Z

Eric Scerri explores the composition of group 3 in the periodic table, and why it should be updated

News

Confirmation of buckyballs in the Milky Way

2015-09-10T00:00:00Z

Gas-phase spectra clears up decades old mystery of unidentified absorption bands in our galaxy

Feature

Exploding some myths

2015-09-10T00:00:00Z

Declan Fleming investigates what’s really going on when alkali metals hit water

Analysis

Sinister caesium: the birth of a meme

2015-09-01T13:07:00Z

Declan Fleming investigates the story behind the classic caesium explosion video

Analysis

Alkali metals – the camera lies

2015-08-20T16:39:00Z

Declan Fleming explains how Brainiac's faked explosions helped produce a great resource to stretch his students

Experiment

The reaction of aluminium and copper(II) sulfate

In association with Nuffield Foundation

Try this practical or demonstration to illustrate the displacement of copper from copper sulfate using aluminium foil, with kit list and safety instructions.

Opinion

Five ideas in chemical education that must die: The atomic orbital conundrum

2015-08-11T08:48:00Z

Are 4s atomic orbitals preferentially occupied and ionised?

Experiment

Allotropes of sulfur

In association with Nuffield Foundation

Use this practical to explore the changes in the colour and consistency of sulfur as you heat it, melt it and eventually boil it. Includes kit list and safety instructions.

Experiment

Reactions of chlorine, bromine and iodine with aluminium

In association with Nuffield Foundation

Try this demonstration to produce some spectacular exothermic redox reactions by reacting aluminium with halogens. Includes kit list and safety instructions.

Experiment

Halogens in aqueous solution and their displacement reactions

In association with Nuffield Foundation

Explore the chemical properties of halogens using this demonstration or class experiment. Includes kit list and safety instructions.

Experiment

The reactivity of iron

In association with Nuffield Foundation

Illustrate iron’s position in the reactivity series by heating it with copper and magnesium oxides in this practical. Includes kit list and safety instructions.

Experiment

Preparing salts by neutralisation of oxides and carbonates

In association with Nuffield Foundation

Try these class experiments to illustrate the production of soluble salts from insoluble metal oxides and carbonates. Includes kit list and safety instructions.

Experiment

Reacting magnesium with copper(II) oxide

In association with Nuffield Foundation

Illustrate reduction, oxidation and the relative reactivity of magnesium and copper(II) oxide in this demonstration. Includes kit list and safety instructions.

Experiment

Liquefying chlorine gas

In association with Nuffield Foundation

Use this demonstration to produce liquid chlorine and compare it with bromine and iodine in their condensed state. Includes kit list and safety instructions.

Experiment

Extracting iodine from seaweed

In association with Nuffield Foundation

Discover how ribbon seaweed (or kelp) can be used as a source of iodine in this demonstration or class experiment. Includes kit list and safety instructions.

Experiment

Where is carbon in the reactivity series?

In association with Nuffield Foundation

Determine the position of carbon in the reactivity series by heating with metal oxides in this practical and demonstration. Includes kit list and safety instructions.

News

Boron and beryllium finally shake hands

2015-01-06T00:00:00Z

Never-before-seen bond observed between periodic table neighbours