Which of the following has the most negative electron affinity: Li,Be,N,O,F?
A) Li
B) Be
C) N
D) O
E) F
Correct Answer:
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Q71: List in order of increasing size: K+,Se2-,Cl-,Na+,S2-.
A)Cl-
Q72: Choose the paramagnetic atom or ion: Ca,Ne,Sc3+,Cl-,Na.
A)Ca
B)Ne
C)Sc3+
Q73: List in order of increasing number of
Q74: Which of the following has the highest
Q75: Which of the following has the highest
Q77: Which of the following has the most
Q78: Arrange the following elements in order of
Q79: Which of the following has the largest
Q80: Choose the paramagnetic atom or ion: Zn,Zn2+,Mn2+,Ar,Al3+.
A)Zn
B)Zn2+
Q81: Which atom in each group (I and
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