Platinum group (Pt, Pd, Ru, Rh, Os, Ir)

Platinum group (Pt, Pd, Ru, Rh, Os, Ir)

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Obscure Elements

In the final programme in our Elements series, Justin Rowlatt looks at the rarest and oddest members of the periodic table. Selenium, bismuth, molybdenum, antimony, rhenium, hafnium, zirconium, tellurium, thallium, barium. What are they? And what are they used for?Minor metals me ...  Show more

Gold (Au)

Why do we value this practically useless metal so highly? And does it bring out the worst in human nature? In a second look at this most coveted of metals, Justin Rowlatt hears both sides of the age-old argument. Swiss investor and gold enthusiast Marc Faber explains why he keeps ...  Show more

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