Question

how many raws and coloum of mendleev periodic and modern periodic table?
​

Answer 1

Answer:

⊂((・▽・))⊃follow me and make my answer BRAINLIST⊂((・▽・))⊃

Explanation:

seven rows

Mendeleev arranged all 63 elements; which were discovered till his time; in the order of their increasing relative atomic masses in a tabular form. It is known as Mendeleev's Periodic Table. He divided the table in eight columns and seven rows. The columns are known as groups and rows are known as periods.

Answer 2

Answer:

there are 7 raws and 18 colomns