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Published in:
2007 | OriginalPaper | Chapter
Zinc through Mercury
Published in: Inorganic Reactions in Water
Publisher: Springer Berlin Heidelberg
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Water
. At least with dilute anions Zn
2+
is [Zn(H
2
O)
6
]
2+
, although the ligancy falls from six to four with much HClO
4
; cf. Br− below in 12.1.3. Zinc nitrate (6 H
2
O), halides (fluoride excepted), and chlorate are deliquescent; the sulfate (7 H
2
O) is efflorescent. Zinc basic carbonate, cyanide, oxalate, phosphate, arsenate, sulfide, periodate, hexacyanoferrate(II and III), and hexacyanocobaltate(III) are insoluble in water; the sulfite is sparingly soluble. Pure water (free of air) does not oxidize zinc. Zinc(2+) is hydrolyzed to Zn
2
(μ-OH)
3+
, Zn
4
(OH)
4
4+
etc.