Nonmetals Answers
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Where are the most reactive nonmetal elements found on the periodic table?
A
at the top of group 17B
at the bottom of group 17C
at the top of group 18D
at the bottom of group 182
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Of these nonmetals, which one is likely to be the least reactive?
A
oxygen (O)B
sulfur (S)C
chlorine (Cl)D
fluorine (F)3
Eriq, a chemist, is running tests with four unknown elements. He has found that they all bond the same way, so he knows that they are in the same group on the periodic table of elements. The table shows other properties that Eriq observed.
A
15.B
16.C
17.D
18.4
Which element has a complete valence electron shell?
A
selenium (Se)B
oxygen (O)C
fluorine (F)D
argon (Ar)5
Which statement best explains why radon and krypton do not bond easily with other elements?
A
They have many electron shells, so their protons do not attract electrons strongly.B
They have eight electrons in their valence shells, so they are stable without gaining or losing electrons.C
Their valence shells are empty, so they do not need to bond with other elements to be more stable.D
Their valence shells are so close to the protons in the nucleus that bonding cannot happen like in other elements.Did you find these answers helpful?
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