Which pair of the elements represented by their atomic numbers has similar chemical properties?
A. 13, 22
B. 3, 11
C. 4, 24
D. 2, 4
Answer:B
Which pair of the elements represented by their atomic numbers has similar chemical properties?
A. 13, 22 B. 3, 11 C. 4, 24 D. 2, 4