What is the symbol for the isotope with A = 31 and Z = 15?
A) 
B) 
C) 
D) 
Correct Answer:
Verified
Q32: The elements in a column of the
Q33: An atom of the isotope chlorine-37 consists
Q34: Which isotope is not possible?
A) 
Q35: How many electrons are in the isotope
Q36: Which element is a d block element?
A)S
B)Ar
C)Ag
D)As
E)None
Q38: The electron configuration of chlorine is 1s22s22p63s23p5.
Q39: Which element has the following orbital diagram?
Q40: How many protons are in the isotope
Q41: Which element is located in period 3,Group
Q42: The element symbol S represents sodium.
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