while looking at xenon (xe) on the periodic table, a student needs to find an element with a smaller atomic…

while looking at xenon (xe) on the periodic table, a student needs to find an element with a smaller atomic mass in the same group. where should the student look? directly up directly down directly to the left directly to the right
Answer
Brief Explanations:
In the periodic table, elements in the same group are arranged vertically. Atomic mass generally increases as you move down a group. So, to find an element with a smaller atomic mass in the same group as xenon, one should look directly up.
Answer:
A. directly up