Timeline of Periodic Table
Presentation
•
Chemistry
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12th Grade
•
Easy
Virene Azarcon
Used 2+ times
FREE Resource
20 Slides • 7 Questions
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Timeline of Periodic Table
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Multiple Select
Choose all elements with only one letter as symbol.
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The elements that Aristotle chose were Earth, Water, Fire, and Air.
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Multiple Select
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In search of the Philosopher's Stone, or an object that would turn any ordinary metal into gold, Brand found a glowing white rock
1649, Hennig Brand
2019, 350th Phosphorus year
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Multiple Choice
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dicoveries during and before the Age of Enlightenment.
Before 1800 (36 elements)
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Multiple Choice
Copper is one of the first elements discovered. What is its symbol?
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impulse from Scientific Revolution and Atomic theory and Industrial Revolution.
1800-1849 (+22 elements)
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the age of Classifying Elements received an impulse from the Spectrum analysis.
1850-1899 (+23 elements)
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Arranging elements in OCTAVES
John Newlands, 1865
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arrange the chemical elements in order of atomic weights
1862, Alexandre-Emile Beguyer
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1869, Dmitri Mendeleev
2019, 150th year of Periodic Table
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Mendeleev ordered the elements by atomic weights (molar masses)
When the elements were ordered by their atomic weights, they exhibited similar chemical properties.
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impulse from the old quantum theory, the Refinements to the periodic table, and quantum mechanics.
1900-1949 (+13 elements)
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1885-1890 he published several notable papers on the oxides of N & followed those up with the discovery of Ar, He, Ne, Kr, & Xe.
Sir William Ramsay
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Multiple Choice
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changed the order around of Mendeleev's table to be organized by atomic number
Henry Moseley
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Multiple Choice
Atomic number is the element's number of:
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Manhattan_Project and Particle physics issues, for atomic numbers 97 and above
1950-1999 (+15 elements)
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code name for the American-led effort to develop a functional atomic weapon during World War II
1945, Manhattan Project
discovered a lot of radioactive elements
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Multiple Choice
Plutonium is one of the radioactive elements discovered during Manhattan Project era. What is the symbol of it?
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change to the table in the form of an addition of the actinide and lanthanide series at the bottom of the table
Glenn T. Seaborg
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Timeline of Periodic Table
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