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Lead (II) iodide (PbI2) is a toxic, yellowish solid. In its crystalline form it is used as a detector material for high energy photons including x-rays and gamma rays. It is also known as plumbous iodide. The CAS registry number is 10101-63-0. Its molecular weight is 461.05 g.mol-1.
Lead iodide is toxic due to its lead content.
In the nineteenth century it was used as an artists' pigment under the name Iodine Yellow, but it was too unstable to be useful.
Pb(NO3)2 (aq) + 2KI (aq) → PbI2 (s) + 2KNO3 (aq)
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Lead(II)_iodide". A list of authors is available in Wikipedia.|