Question

complete the sentences

The Periodic Table is now the arrangement of the elements in order of increasing atomic ............... .The rows are called .......... and the columns are called .......... .

Answer 1

Answer:

Hey....!!!

The periodic table is now the arrangement of the elements in order of increasing atomic numbers. The rows are called as periods and coulmns are called as groups.....

Hope this helps....❤❤☺☺