Read each description in the first column of the table below. If any chemical element matches the description, enter the chemical symbol of that element. Otherwise, check "No" in the second column.
If you checked "Yes," give the symbol of an element with Z ≤ 92 that matches.
Does any element with Z ≤ 92 match the description?
Description
An element in Period 5 and Group 5A
Yes
No
A metalloid in Group 5A
Yes
No
A noble gas with a lower atomic number than lead
Yes
No
A main-group element in Period 4
Yes
No