Question

summary of Periodic Table, Periodic Properties and variations of Properties​

Answer 1

Answer:

periodic table has 7 rows and 18 columns and period has 8 groups in periodic table we have 4 blocks s, p, d,f and periodic table have 118 elements, 8th group element has noble gas elements which is stable they do not give the electrons to other elements nor gain the electrons. F-block elements called lanthinides.