ATOMIC NUMBER 78
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Definitions
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Atomic Number 78.
Atomic Number 78 - as a noun
A heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits
Synonyms (Exact Relations)
platinum12ptExample Sentences
"Platinum is a transition metal with atomic number 78."
"The atomic number 78 indicates that platinum has 78 protons in its nucleus."
"An atom of platinum always has atomic number 78."
"The periodic table lists platinum with atomic number 78."
"The discovery of an element with atomic number 78 was a significant achievement."
