The periodic table is arranged in order by which classification?.

Question

asked Jan 22, 2023 31.1k views

1 Answer

Jibin Balachandran · Answer 1 · 2023-01-27T23:20:08+0000

Answer:

Atomic weight and valence electrons

Step-by-step explanation:

These variables allow Mendeleev to place each element in a certain row and column. The table comprises 7 rows and 18 columns.