Question

how many groups and period of periodic table in which it divide​

Answer 1

Answer:

Periodic table is of 6 blocks

Explanation:

Mark this the BRAINLEST ANSWER

Answer 2

Answer:

Explanation of Mendeleev's Periodic Table: Elements are arranged in the periodic table in the increasing order of their relative atomic masses. Mendeleev divided his periodic table in eight groups and seven periods.

hope it helps you

mark me brainliest and follow me