francium In A Sentence

Learn how to use francium in a sentence and make better sentences with `francium` by reading francium sentence examples.

• Taken from SUNY Stony Brook's francium news page.
• Francium was discovered by Marguerite Perey in France ( from which the element takes its name ) in 1939 . It was the last element first discovered in nature, rather than by synthesis.
• Francium is a chemical element of the symbol fr.
• Francium does not exist for long enough to be able to react with water due to its extreme instability.
• If you're not sure where to look, you can start with the articles on each of those substances : Neon, Argon and francium.
• Because francium is mainly only found synthetically in laboratory research, it has no known use outside of the laboratory.
• Gallium is solid at room temperature but will melt if held in your hand, caesium (Cs), and francium (Fr) ?the second rarest naturally occurring element, can also be liquid at or near room temperature.
• As a result of its extreme rarity in nature, most francium is synthesised in the nuclear reaction 197 n, yielding francium-209, francium-210, and francium-211.
• Whilst francium and radium do show typical properties of their respective groups, actinides display a much greater variety of behaviour and oxidation states than the lanthanides.
• There are two methods of displaying an specific isotope : The " superscript " method : 221 Fr and the " longhand " method : Francium-221.
• Whilst francium and radium do show typical properties of Groups 1 and 2 respectively, the actinides display a much greater variety of behaviour and oxidation states than the lanthanides.
• Lithium, sodium, potassium, rubidium, caesium and francium are alkali metals.
• Would have thought francium, if not for its radioactivity.
• I'll reread the ChemEducator entry, which focuses on the discovery of francium.
• At any given moment, there are perhaps eight francium atoms in the whole of the earth.
• So little is known about it, because there is only about 1 ATOM OF francium IN A CUBIC FOOT OF URANIUM ORE.
• Francium's ability to be synthesized, trapped, and cooled, along with its relatively simple quantum theory.
• However, since francium and the transuranium elements were discovered during or after the split, they have different names in Taiwan and in Mainland China.
• Because of this, Jean Baptiste Perrin, Nobel Prize winner and Hulubei's mentor, endorsed moldavium as the true eka-caesium over Marguerite Perey's recently discovered francium.
• Cropped image of device used to trap francium atoms.