Q. The group number, number of valence electrons, and valency of an element with the atomic number 15, respectively, are:
A. 16, 5 and 2
B. 15, 5 and 3
C. 16, 6 and 3
D. 15, 6 and 2
Answer: 15, 5 and 3
We will be happy to hear your thoughts
A. 16, 5 and 2
B. 15, 5 and 3
C. 16, 6 and 3
D. 15, 6 and 2
Answer: 15, 5 and 3