Question

1. The number of period that the modern periodic table has​

Answer 1

$\mathfrak{\huge\underline{Answer:}}$

OPTION A.) SEVEN

Answer 2

Answer:

i) seven

Explanation:

The atomic number of each element is written above the symbol. A period is a horizontal row of the periodic table. There are seven periods in the periodic table, with each one beginning at the far left.