Question

The Modern Periodic Table is divided into four blocks (s, p, d, f):

i) Which block contains the most reactive metals?
ii) Which block contains the most reactive non-metals?
iii) The elements of which block (s) exhibit variable valencies?
iv) Which block contains many radioactive elements?
v) The elements of which block are good conductors of electricity?​

Answer 1

1). s - block

2). p - block

3). d - block

4). f - block

5). s & d