Chromium(II) hydride
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For the chromium–hydrogen alloy, see Chromium hydride.
Chromium(II) hydride, systematically named chromium dihydride and poly(dihydridochromium) is pale brown solid inorganic compound with the chemical formula (CrH2)n (also written ([CrH2])n or CrH2). Although it is thermodynamically unstable toward decomposition at ambient temperatures, it is kinetically metastable.
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Chromium dihydride | |
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CrH2 | |
Molar mass | 54.0040 g/mol |
Appearance | brown solid |
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Related compounds |
chromium(I) hydride Chromium hydride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Chromium(II) hydride is the second simplest polymeric chromium hydride (after chromium(I) hydride). In metallurgical chemistry, chromium(II) hydride is fundamental to certain forms of chromium-hydrogen alloys.