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Which is polymeric hydride?

$\begin{array}{1 1}(a)\;CaH_2\\(b)\;MgH_2\\(c)\;BaH_2\\(d)\;SrH_2\end{array}$

1 Answer

The hydrides of beryllium and magnesium are covalent and polymeric. it has a chain structure containing chains with hydrogen bridges
$MgH_2$ is polymeric hydride.
Hence (b) is the correct answer.
answered Jan 24, 2014 by sreemathi.v
edited 2 days ago by sharmaaparna1
 
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