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How many years did it take Madame Curie to discover radium? When did you find it?
It took two years to discover radium, and Madame Curie discovered radium in June 65438+February 0898.

1898 65438+On February 26th, Mary announced in a report to the French Academy of Sciences that they had discovered a new element-radium, which is one million times more radioactive than uranium. This is the crystallization of great love between pierre curie and his wife Mary Sklodowska after three years of marriage.

19 1 1 won the nobel prize in chemistry again for discovering the elements polonium and radium? Therefore, he became the first person in the world to win two Nobel Prizes. Madame Curie's achievements include initiating the theory of radioactivity, inventing the technology of separating radioactive isotopes, and discovering two new elements: polonium and radium.

Under her guidance, people used radioisotopes to treat cancer for the first time. Due to long-term exposure to radioactive substances, Madame Curie died of malignant leukemia on July 3, 1934.

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Madame Curie is the founder of modern radioactive theory, which has a far-reaching influence on modern science. She founded the theory of radioactivity and discovered two radioactive elements, polonium and radium. She has won two Nobel Prizes (Nobel Prize in Physics and Nobel Prize in Chemistry) and is the only one who has won two Nobel Prizes in Science.

Marie Curie's achievements include creating the theory of radioactivity, inventing the technology of separating radioactive isotopes, and discovering two new elements, polonium and radium, in February 2 18+0. Under her guidance, people used radioisotopes to treat cancer for the first time.

For a long time after the birth of modern chemistry, people knew nothing about radioactivity, and the discovery of radioactive elements actually preceded the discovery of radioactivity. After Madame Curie discovered polonium and radium from pitchblende samples in 1898, people realized that they were radioactive elements, and other radioactive elements were also discovered one after another.

This new treatment method was quickly developed all over the world. In the French Republic, radium therapy is called Curie therapy. The discovery of radium has fundamentally changed the basic principles of physics, which is of great significance for promoting the development of scientific theory and its application in practice.

Baidu Encyclopedia-Marie Curie