Psi Ap Chemistry Periodic Trends Mc Review Periodic Law And The Quantum Model Worksheet Page 16
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27(B) Both have an ns1 electron configuration for their highest occupied energy
level
(C) Both are main group elements
(D) Both are solids at room temperature and pressure
(E) The atomic numbers of the two elements differ by less than ten
5. Electrons from which valence shell are removed first when transition metals ionize?
(A) s
(B) p
(C) d
(D) f
6. The +3 charge more common than +2 charge for transition metals in the Fe group. What
accounts for this trend?
(A) Decreased ionic radius
(B) Increased electronegativity
(C) Increased stability of “d” orbitals
(D) Decreased stability of “d”orbitals
(E) Increased shielding
7. Elements with this valence shell electron configuration will commonly form ions with a -2
charge.
(A) ns
2
(B) ns
np
2
1
(C) ns
np
2
2
(D)ns
np
2
4
(D) ns
np
2
6
8. An atom with the electron configuration of [Ar]4s
3d
would be in the same group as _____
2
3
and have a likely charge of ____.
(A) Cr, +6
(B) Ta, +3
(C) Nb, +5
(D) Y,+2
(E) V,+4
9. What would be the expected ionic charges for Sn?
AP Chemistry
Periodic Trends
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