Question

use the periodic table to identify each element described. 13. atomic number 65 14. 78 protons

Explanation:

Step1: Recall element - atomic number relation

Atomic number = number of protons.

Step2: Find element in periodic table

Look for element with atomic number 65 (Terbium - Tb) and element with 78 protons (Platinum - Pt).

Answer:

1. Terbium (Tb)
2. Platinum (Pt)