The flaming sulfurous monster of the deep

UPDATE: Nothing new under the sun. Woehler himself described this reaction back in the 19th century. As a pyrotechnic snake firework it is of course banned because it’s highly toxic. An explanation in an old ACS paper for what’s going on thanks to Stuart Cantrill. Ever burned mercury(II) thiocyanate powder in a fish tank? This […]

Zappar the flaming elements

My issue of Education in Chemistry arrived today complete with a nice big poster of burning elemental symbols, each coloured to represent the actual flame test colour you get when burning lithium, barium, potassium etc. It is a promo for the Cambridge Chemistry Challenge Lower Sixth (C3L6). But, this is no ordinary poster. Grab your […]