Risk assessment guidance for caesium chloride; lithium chloride; sodium bromide, chloride, iodide; potassium bromide, chloride, iodide; rubidium chloride.

words matched: HC047b

The electrolysis of copper(II) chloride solution was cited in many GCSE exemplar procedures. With large-scale equipment, the volume of chlorine produced, caused breathing difficulties for some student.. more

words matched: HC047b

Diffusion is direct evidence of the particulate nature of matter. There are not many demonstrations or activities for the halogens, because the gases and vapours are toxic. However, using microscale t.. more

words matched: HC047b