atomic number 43
Definition
Noun: A synthetic, radioactive metallic element. It is not found naturally on Earth and is produced artificially, primarily as a product of nuclear fission in uranium.
Usage
This term is the formal scientific name for the chemical element with 43 protons in its nucleus. It is used almost exclusively in technical, scientific, and educational contexts, such as chemistry, physics, and nuclear engineering.
Examples
- The isotope atomic number 43-99 is used in medical imaging.
- Scientists confirmed the existence of atomic number 43 through artificial creation in a cyclotron.
- One of the significant fission products in a nuclear reactor is atomic number 43.
Advanced Usage
- The element atomic number 43 is more commonly known by its symbol, Tc, and its full name, technetium.
Variants and Related Words
- Technetium (n): The common name for the element with atomic number 43.
- Tc (n): The chemical symbol for technetium (atomic number 43).
Synonyms
- Technetium
- Element 43
- Tc
Different Meanings
This term has only one specific meaning: it refers exclusively to the chemical element technetium.
Noun
-
a crystalline metallic element not found in nature; occurs as one of the fission products of uranium
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