How To Use Francium In A Sentence
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These elements - lithium, sodium, potassium, rubidium, cesium and francium - all react with water to give solutions that change the color of a vegetable dye from red to blue.
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Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.
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Francium was discovered in 1939 by the French physicist Marguerite Perey while she was analyzing the products formed during the radioactive decay of actinium.
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Lindsay's about as unstable right now as the element francium.
Celebslam: They're Better Than Us
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Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.
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Some of the elements, such as francium and californium, were named to honor the places where they were discovered.
Elements
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The graph above which identifies francium by its radiation is from the notebook of the discoverer, Margurerite Perey, an assistant to Marie Curie.
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Some of the elements, such as francium and californium, were named to honor the places where they were discovered.
Elements
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Per Wikipedia: Mercury is a heavy, silvery d-block metal [that] is one of six elements that are liquid at or near room temperature and pressure, the others being caesium, francium, gallium, bromine, and rubidium.
Annotations for Trinity issue #51 | Robot 6 @ Comic Book Resources – Covering Comic Book News and Entertainment
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As a result, lithium has the smallest atomic radius and francium has the largest.
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There are some very unstable radioactive elements, like francium, that last just a couple of minutes and then decay.
The Guardian World News
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Even Francium's most stable isotope, Francium - 223 only has a half - life of 22 minutes.
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These elements - lithium, sodium, potassium, rubidium, cesium and francium - all react with water to give solutions that change the color of a vegetable dye from red to blue.
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Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.
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These elements - lithium, sodium, potassium, rubidium, cesium and francium - all react with water to give solutions that change the color of a vegetable dye from red to blue.
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This is the only isotope of francium occurring in nature, but at most there is only 20-30 g of the element present in the earth's crust at any one time.
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It means the hydroxides of the alkali metals: lithium, sodium, potassium, rubidium, cesium, and francium.
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All isotopes of francium are radioactive, with francium - 223 being the most stable with a half life of 22 minutes.
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Per Wikipedia: Mercury is a heavy, silvery d-block metal [that] is one of six elements that are liquid at or near room temperature and pressure, the others being caesium, francium, gallium, bromine, and rubidium.
Annotations for Trinity issue #51 | Robot 6 @ Comic Book Resources – Covering Comic Book News and Entertainment
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These elements - lithium, sodium, potassium, rubidium, cesium and francium - all react with water to give solutions that change the color of a vegetable dye from red to blue.
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And phosphorus and francium and fluorine and terbium,
Qulog 2.0
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The francium that does exist is found in trace amounts in uranium ores.
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Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.
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Only 20 atoms of francium exist at any given instant.
Archive 2007-06-01
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Along the road to bismuth, a number of extremely high energy or otherwise dangerous alpha emitters will be present in the sample in small quantities: radium, actinium, thorium, francium, pollonium and radioactive lead, among others.
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There is much less than an ounce of francium at any given time in the whole Earth.
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Due to its extremely short half-life, there's no reason for considering the effects of francium in the environment.
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7: Nice touch of science, but it'd have to be a pretty high room temperature for cesium, francium, gallium and rubidium to melt--the lowest melting point among them is francium's 300 degrees Kelvin, which is 80.6 degrees Fahrenheit.
Archive 2007-04-01