Question

"Periodic table chemical element - Impact on human welfare"​

Answer 1

Explanation:

please try in all in one book.

it will surely help you a lot.

Answer 2

Answer:

With the help of the periodic table we arrange the chemical elements present in our environment according to their physical and chemical properties,in a scientific way.

This periodic table has contributed a lot for the human welfare, because;

Explanation:

1) We get a wide amount of knowledge about the chemical elements which is necessary for making different necessary products, medicines etc.

2) Chemical elements are also important factors in the branches of biology and physics ,so the knowledge gained from the periodic table is also important for these branches of science.

And many more.