Mental Health and Histrionic Personality Disorder. Histrionic personality disorder is one of a group of conditions called Cluster B or dramatic personality disorders. People with these disorders have intense, unstable emotions and distorted self-images. For people with histrionic personality disorder, their self-esteem depends on the approval of others and does not arise from a true feeling of self-worth.
exists and is an alternate of. Merge this question into. Split and merge into it. Answer by Chemistry4thewin. Confidence votes 1.6K. The lead ion is a cation, meaning that it has a positive charge. However, there are multiple lead cations, each with a different charge. These ions are lead (ii) and lead (iv), which have a 2+ and 4+ charge, respectively.
Where did lead get its name? Lead is an Anglo-Saxon word for the metal that has been used and known about since ancient times. The symbol Pb comes from the Latin word for lead, plumbum. The Romans used lead for making pipes, which is where the word plumber comes from as well. Isotopes Lead occurs naturally in the form of four isotopes. The most common isotope is lead-208. Interesting Facts about Lead. For many years lead and tin were thought to be the same metal. Lead was called plumbum nigrum for black lead and tin was called plumbum album for white lead. Over one million tons of lead is recycled each year. People have known about lead poisoning since Ancient China and Ancient Greece. The element is a member of the carbon group (column 14) in the periodic table.