atomic number 61

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The term "atomic number 61" refers specifically to an element on the periodic table known as "Promethium." Here’s a simple breakdown to help you understand it better:

Basic Explanation:

• Atomic Number: This is a number that tells you how many protons are in the nucleus of an atom of an element. For Promethium, the atomic number is 61, which means it has 61 protons.
• Element: A substance that cannot be broken down into simpler substances. Each element has unique properties.
• Promethium: The element with atomic number 61. It is a soft, silvery-white metal that is part of a group called rare earth elements. It is not found naturally in large quantities, as all its isotopes (different forms of the element) are radioactive.

Usage Instructions:

• You can refer to "atomic number 61" when discussing the periodic table, chemistry, or when identifying elements based on their properties.
• In scientific discussions, you might say, "Promethium, with atomic number 61, is used in some types of batteries."

Example Sentence:

• "Promethium, which has atomic number 61, is used in some glow-in-the-dark paints."

Advanced Usage:

• In more complex discussions, you might explore how Promethium is utilized in nuclear batteries or how its radioactive properties are studied in research.

Word Variants:

• Promethium: The name of the element itself.
• Promethium-145: One of its isotopes.

Different Meanings:

• The term "atomic number 61" is specific to chemistry and does not have alternative meanings outside of this context.

Synonyms:

• There are no direct synonyms for "atomic number 61," but you can refer to it as "Promethium" when talking about the element.

Idioms and Phrasal Verbs:

• There are no idioms or phrasal verbs related to "atomic number 61" or Promethium specifically, as it is a scientific term.

Summary:

• "Atomic number 61" refers to Promethium, a rare, radioactive metal. It is important in scientific contexts, especially in chemistry and nuclear studies.

Academic

Noun

1. a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium

Synonyms

• promethium
• Pm