
1) Fluorine and chlorine 2) Iodized salt compounds 3) Some chemical compounds
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https://www.crosswordclues.com/clue/halides

Compounds containing halogens (the elements fluorine, chlorine, bromine, iodine or astatine), most usually chlorine and bromine. Within soldering, the term is usually used to refer to halogen salts (especially ammonium chloride and methyl ammonium chloride) which are activators within the flux system. Residues of these materials are corrosive, and...
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http://www.encyclo.co.uk/local/20870

Group of minerals containing one of the halogen elements (chlorine, fluorine, bromine, and iodine) as a building block. Most halides are soft and fragile, and some are soluble in water. Many crystallize in the isometric system.
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http://www.encyclo.co.uk/local/22291

Halides refers to a group of minerals that are mostly compounds of halogen elements (bromine, chlorine, fluorine, iodine). Ex: halite, fluorite.
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http://www.probertencyclopaedia.com/browse/HH.HTM
No exact match found.