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AP EAMCET Engineering 2013 Solved Paper
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© examsnet.com
Question : 61
Total: 160
How many corners of
S
i
O
4
units are shared in the formation of three dimensional silicates?
3
2
4
1
Validate
Solution:
If all the four corners, i.e., all the four oxygen atoms of each tetrahedra
(
S
i
O
4
)
are shared with other tetrahedra, three-dimensional network structure is obtained. i.e., different forms of silica such as quartz, tridymite and crystobalite.
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