A role of unpaired valance electrons is that they
A. take part in the formation of different types of bonds.
B. keep the paired electrons separated to minimize interaction.
C. are the nonbonding electrons.
D. tell us which Lewis dot structure is correct.
E. provide the number of Lewis dots.
Answer: A
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For a radioactive isotope like Uranium-235, what does the 235 indicate?
What will be an ideal response?
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