You're listening to Chemistry ... the periodic table, on average the outermost electrons get further and further away from the nucleus and as a result, become easier to remove from the atom. This is ...

Science lessons about matter for K-5 students and teachers that align with ... In this edition of Celebrating Chemistry, explore atoms and the periodic table, go on an element scavenger hunt around ...

The story of the last element to be discovered out of the first 92 catalogued in the periodic table is told by Eric ... with a deuterium beam. Various chemical analyses by the Italian team ...

Ram Mohan looks at how bismuth — a remarkably harmless element among the toxic heavy metals in the periodic ... table — has sparked interest in areas varying from medicinal to industrial ...