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Alkali Metals Francium. Origin: Francium gets its name from France. Number of electrons: 87 Number of protons: 87 This element was discovered by Marguerite Perey in 1939 in nature. This element has no uses because it has a very short life and it’s found uranium minerals. - PowerPoint PPT Presentation
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Alkali Metals Francium
• Origin: Francium gets its name from France.
• Number of electrons: 87• Number of protons: 87• This element was discovered by
Marguerite Perey in 1939 in nature.• This element has no uses because it
has a very short life and it’s found uranium minerals.
Brennan Bedford 5-1
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Alkali Metals Francium
This is a picture of a mineral that contains uranium and thorium that
produce francium in small quantities from radioactive decay chains.
Brennan Bedford 5-1
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Alkali Metals Francium
This picture shows uranium ore which holds 100,000 elements of francium.
Brennan Bedford 5-1
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Fun Facts About Francium
• There is less than only 30 grams of francium in the entire Earth’s crust.
• Properties are very similar to those of cesium.
• Most reactive alkali metal in group one.
• Has a half-life of 22 minutes• Very radioactive metal.• Within 22 minutes it quickly decays
into other elements.• Longest-lived isotope. Brennan Bedford 5-1
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Alkali Metals
They all have a single electron in the outer shell, very reactive, softness, color of silver, shininess, low density;Classification: metalic.
Brennan Bedford 5-1
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Resources
Gray, Theodor. 2005. Ebay. 6 May 2014. www.periodictable.com
Brennan Bedford 5-1
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