51³Ô¹Ï

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mercurous chloride

noun

Pharmacology.


mercurous chloride

noun

  1. a white tasteless insoluble powder used as a fungicide and formerly as a medical antiseptic, cathartic, and diuretic. Formula: Hg 2 Cl 2 Systematic namemercury(I) chloride Also calledcalomel
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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51³Ô¹Ï History and Origins

Origin of mercurous chloride1

First recorded in 1880–85
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Example Sentences

Examples have not been reviewed.

If "mercurous chloride," "calomel," "mercuric," "mercurio" or "mercury" is listed on the label, stop using the product immediately.

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The molecular weight of mercurous chloride has given occasion for much discussion.

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In all these cases of partial decomposition some of the mercurous chloride—the calomel—is changed into soluble mercuric chloride and metallic mercury.

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Minor sources include the black or gray sulphide, metacinnabar, the native metal, and the white mercurous chloride, calomel.

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How could you distinguish between mercurous chloride and mercuric chloride?

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