PDF chapter test TRY NOW
1. Which of the following statements is not a correct statement about the trends wlien going from left to right across the periods of Periodic Table.
2. Which element has three shells, with four electrons in its valence shell?
Answer variants:
Silicon (2, 8, 10)
\(Al\)
The atoms lose their electrons more easily.
Silicon (2, 8, 4)
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