Definition

Noun: 1. A chemical element: A soft, malleable, silvery-white, trivalent metallic element belonging to the lanthanide series (rare earth group) on the periodic table. It is represented by the symbol Pr and has the atomic number 59. 2. Its properties and occurrence: This element can be recovered through an ion-exchange process from minerals such as bastnasite and monazite.

Usage Examples

• Noun:
  • Praseodymium (atomic number 59) is used to create strong permanent magnets when alloyed with other materials.
  • The green color in certain glasses and ceramics often comes from compounds containing atomic number 59.
  • Scientists study the magnetic properties of praseodymium (atomic number 59).

Advanced Usage

• Scientific and Technical Contexts: The term "atomic number 59" is primarily used in scientific, technical, and educational contexts to specify the element precisely by its fundamental property (the number of protons in its nucleus). In most other writing, the element's name, praseodymium, is preferred.
  • The sample was confirmed to contain the element with atomic number 59.

Variants and Related Words

• Praseodymium (n): The common name for the element with atomic number 59.
  • Praseodymium oxide is a key compound.
• Pr (symbol): The chemical symbol for praseodymium/atomic number 59.
  • The alloy's formula is NdFeB with a small amount of Pr.

Synonyms

• Praseodymium: This is the direct synonym and the standard name for the element.
• Element 59: A less common synonym used in some scientific contexts.

Related Phrases/Idioms

(This term is a specific scientific identifier and is not used in idiomatic expressions or common phrasal verbs.)

Noun

1. a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process