Electron configurations for the species

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Reference no: EM13789242

1. Which of the following has the highest ionization energy?

A. K

B. C

C. O

D. N

E. Ca

 

2. Which of the following has the smallest atomic radius?

A. N

B. Br

C. F

D. S

E. Cl

 

3. Which of the following ions has the same electron configuration as an argon atom?

A. Ca+

B. K+

C. Br-

D. p3+

E. S3-

 

4. How many of the following electron configurations for the species in their ground state are correct?

I. Ca: 1s22s22p63s23p64s2
II. Mg: 1s22s22p63s1
III. V: [Ar] 3s23d3
IV. As: [Ar] 4s23d104p3
V. P: 1s22s22p63p5

Reference no: EM13789242

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