Which description in the second list below can be correctly matched to each compound in the first list? There is only one match for each pair.
List 1 | List 2 |
SiF4 | A semiconductor at 298 K with a diamond-type structure |
Si | A Zintl ion |
Cs3C60 | Its Ca2'1' salt is a component of cement |
SnO | A water-soluble salt that is not decomposed on dissolution |
[Ge9]4– | Gas at 298 K consisting of tetrahedral molecules |
GeF2 | An acidic oxide |
[SiCXiJ4- | An amphoteric oxide |
PbO2 | Solid at 298 K with a sheet structure containing octahedral Sn centres |
Pb(NO3)2 | Becomes superconducting at 40 K |
SnF4 | An analogue of a carbine |
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