| Column I (atomic number) | Column II (position in the periodic table) | |---|---| |
CHEMISTRY · Subjective · A Level · Chemistry · Periodicity and periodic trends · Periodicity and periodic trends
Problem
| Column I (atomic number) | Column II (position in the periodic table) |
|---|---|
| (a) 52 | (p) s-block |
| (b) 56 | (q) p-block |
| (c) 57 | (r) d-block |
| (d) 60 | (s) f-block |