atomic number 66

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The term "atomic number 66" refers to a specific element in the periodic table called "Dysprosium." Here’s a simple explanation for new English learners:

Explanation:

• Atomic Number: This is a number that represents the number of protons in the nucleus of an atom of an element. Each element has a unique atomic number.
• 66: This means that Dysprosium has 66 protons in its atoms.
• Element: Dysprosium is a metallic element that belongs to a group of metals known as "rare earth elements."
• Trivalent: This means that Dysprosium can form ions or compounds with a charge of +3. It usually loses three electrons when it reacts with other elements.
• Highly Magnetic: Dysprosium has strong magnetic properties, which means it can be attracted to magnets or can itself be used to create magnets.

Usage Instructions:

• When talking about elements in chemistry, you can use "atomic number" to specify which element you are discussing. For example, "The atomic number of Carbon is 6."

Example Sentence:

• "Dysprosium, with atomic number 66, is used in making strong magnets for electric vehicles."

Advanced Usage:

• In scientific contexts, you might see discussions about the properties and applications of Dysprosium in technology, such as in the production of lasers or in nuclear reactors.

Word Variants:

• Dysprosium (noun): This is the actual name of the element corresponding to atomic number 66.
• Dysprosium oxide (noun): A compound made from Dysprosium used in various applications.

Different Meanings:

• "Atomic number" is a term used only in chemistry and physics to describe elements. It does not have other meanings outside of scientific contexts.

Synonyms:

• There aren’t direct synonyms for atomic number 66 itself, but you might refer to it simply as "Dysprosium" when discussing the element.

Idioms and Phrasal Verbs:

• The term "atomic number" does not have associated idioms or phrasal verbs as it is a technical term.

Summary:

"Atomic number 66" means Dysprosium, a rare earth metal known for its magnetic properties. It is significant in various high-tech applications.

Academic

Noun

1. a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic

Synonyms

• dysprosium
• Dy