Interpretation:
The name of the atom containing 66 electrons needs to be determined.
Concept introduction:
The number of protons is equal to the
Answer to Problem 13PP
The element with 66 electrons in its atom is Dysprosium.
Explanation of Solution
Number of electrons for a neutral atom is equal to the atomic number. So, in the modern periodic table, the element that has atomic number 66 is Dysprosium. It is represented by symbol Dy. It is a rare-earth element having metallic silver luster. The mineral like xenotime is contains dysprosium thus, it is not present in free state in the nature.
The chemical element Dysprosium (Dy) has 66 electrons in its atom.
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