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Can some one please answer these chemistry questions
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Can some one please answer these chemistry questions

Can some one please answer these chemistry questions-example-1
User Sannu
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1 Answer

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Hello your answer is:

A: Cesium
B: Argon
C: Iodine
D: Phosphorus


Potassium (K): 1s22s22p63s23p64s1
Calcium: (Ca): 1s22s22p63s23p64s2
Iodine (I): 1s22s22p63s23p64s23d104p65s24d105p5
Arsenic(As): 1s22s22p63s23p64s23d104p3
User Janne Tuukkanen
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