Marguerite Perey

High school (ages 12+)
History & Culture

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/marguerite-perey

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. When was Marguerite Perey born?October 19, 1909, Paris, France
2. What is Marguerite Perey known for?Discovery of the element francium (Fr) in 1939
3. What is the career?Physicist and chemist; student of Marie Curie at the Radium Institute
4. What is the related topics?Radioactive decay, alkali metals, periodic table, radiochemistry, nuclear physics
5. Who was Marguerite Perey?Marguerite Perey was a French scientist who discovered the element francium and helped open doors for women in science.
6. What did she discover?She discovered the element francium, a very rare and highly radioactive metal.

Radioactivity: The emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei.
Periodic Table: A tabular arrangement of the chemical elements, ordered by their atomic number, electron configuration, and recurring chemical properties.
Radiochemistry: A branch of chemistry that deals with radioactive materials and radioactivity.