By Eric Scerri (ed.)
The chemical parts are the construction blocks of existence, yet may you talk about the periodic desk over the dinner desk? Which parts placed the blue into blu-ray and the lime into limelight? And are you aware sufficient approximately antimony, arsenic, and aluminum to light up the bar together with your elemental wisdom? 30-Second parts provides you with the rules of chemical wisdom, distilling the 50 most important chemical components into half-a-minute person entries, utilizing not anything greater than pages, three hundred phrases, and one photograph. Divided into seven chapters, it contains the atomic info of the opposite sixty eight components and the relationships of all 118, in addition to biographies of the chemists who remodeled clinical wisdom and unlocked the mysteries of existence itself. Illustrated with explosive pictures, this is the fastest approach to understand your arsenic out of your europium.
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Extra resources for 30-Second Elements: The 50 Most Significant Elements, Each Explained in Half a Minute
First proposed in 1869 with just 60 elements, the table has expanded to accommodate the 118 elements we now know of. ALKALI & ALKALINE EARTHS ALKALI & ALKALINE EARTHS GLOSSARY & ELEMENTS atom Unit of matter. In an atom, the central nucleus contains positively charged protons and electrically neutral neutrons and is surrounded by negatively charged electrons; in a neutral atom, the number of protons matches the number of electrons. atomic number The number of protons in an atom’s nucleus. electron shells The electrons surrounding the atomic nucleus are arranged in energy levels – shells or orbitals.
For centuries, potassium nitrate (saltpetre), potassium carbonate (potash), and potassium aluminium sulphate (alum) have been used in gunpowder, soap making and dyeing, respectively. Today potassium sodium tartrate is used in baking powder, while potassium hydrogen sulphite is added to wines to stop rogue yeasts growing, and potassium benzoate is used as a food preservative. All fertilizers contain potassium, and it is mined on a massive scale – around 35 million tons a year – mainly as the mineral sylvite (potassium chloride).
1 hours. 2 hours. However, problems concerning the safe delivery of At-211 to humans continue to delay its implementation. 3-SECOND STATE Chemical symbol: At Atomic number: 85 Named: From Greek astatos (‘unstable’) 3-MINUTE REACTION Like iodine, the element above it in the periodic table, astatine tends to find its way into the thyroid gland and could potentially be used to monitor medical conditions involving the thyroid and throat area in general. Moreover, the short-range nature of the emission of alpha particles by At-211 suggests that it could be used to treat cancers in all parts of the body whilst reducing the risks to neighbouring tissue.
30-Second Elements: The 50 Most Significant Elements, Each Explained in Half a Minute by Eric Scerri (ed.)