Question

while looking at calcium (ca) on the periodic table, a student needs to find an element with a greater atomic mass in the same period. where should the student look?
o directly up
directly down
directly to the left
directly to the right

Explanation:

In the periodic table, elements in the same period (row) have their atomic masses increasing from left to right. So, to find an element with a greater atomic mass than calcium (Ca) in the same period, one should look to the right.

Answer:

directiy to the right