Description of item: The Panchayat members
decided to construct a water tank in their village to
solve their water issues. The project was
sanctioned by the district authorities. A meeting
regarding the same was conducted to make some
crucial decisions.
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Atomic number of silicon is 14. The electronic configuration of the element is-K=2, L=8,m=4. According to the electronic configuration the valency is +4 or -4 because silicon can either gain 4 electrons or lose 4 electrons because it is a noble gas. Hence valency of silicon is 4.
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