Periodic Table
Information about the Periodic Table.
The Periodic Table: Crash Course Chemistry
Hank Green talks about Dmitri Mendeleev and discusses the periodic table of elements.
ืืชืืืืช ืืืื ื-19 ืืืื ืืืขื ืื ืืืืื ืฉืืขืืื ืฉืื ืื ื ืืืื ืื ืื ืืืืกืฃ ืฉื ืืกืืืืช. ืืื, ืืืืชื ืขืช ื ืืฆืจ ืฆืืจื ืืืฆืข ืืืื ืืืืืื: ืื ืืืฉืืชืฃ ืืื ืืืืืื ืืื ืืืกืืืืช ืืฉืื ืื? ืืฉืื ืื ืืื ืืืขื ืจืืกื ืืฉื ืืืืืืจื ืื ืืืื ืื ืกืืช ืืืขืฉืืช ืกืืจ ืืชืื ืืืืืื. ืืืืืืจื ืืืื ืืืืฅ' ืื ืืืื ื ืืื ืืฉื ืช 1837 ืืขืืจื ื ืืืืช ืืกืืืืจ. ืืื ืืื ืื ืืงืื ืื ืืืฉืคืื ืืจืืืช ืืืืื ืืืืช ืืืฆืขืื. ืืืืื ืืืืขื ืื ืจืืื ืืชืงืืคืชื ืกืืจ ืื ืื ืืืื ืื ืืขืืื ืืื ื ืื ืื ืืืืกืฃ ืืงืจืื ืฉื ืืืงืืงืื, ืืื ืงืืืืช ืืืงืืืช ืืืฉืื ืืคืื ื ืืชื ืืกืืจ ืืช ืืืกืืืืช. ืืฉื ืื ืืื ืืื ืืจืฉืื ืืื ืืื ืืืืกืืืืช ืฉืืื ืืืืจืื ืืชืงืืคืชื ืืช ืชืืื ืืชืืื. ืืื ืกืืืจ ืืืืื ืืช ืืืกืืืืช ืืืืกืืฃ ืืืืข ืืืกืงื ื ืื ื ืืชื ืืกืืจ ืืืชื ืืฉืืจืืช ืืขืืืืืช ืืคื ืืืฉืงื ืืืืืื ืฉืืื, ืืืฉืจ ืืื ืขืืืื ืืฉื ื ืืกืืืืช ืืขืื ืชืืื ืืช ืืืืืช. ืื ืืืขืฉื ื ืืืื ืื ืืืืื ืืืืืืจืืช ืฉื ืืืกืืืืช.
ืืืืงืช ืคืจืกื ื ืืื ืืืื ืืฉื ืช 1901, ืืืื ืืฉื ืื 1905-1906 ืืืืฉื ืืืขืืืืชื ืฉื ืื ืืืืื ืืคืจืก. ืืืื, ืื ืืืืื ืื ืืื ืืคืจืก ืืขืืื. ืืื ืืืชืจ ืืฉื ืืขืืืื ืฉืืชืงืืคืชื ืขืืืื ืื ืืื ืืจืืจืืช ืืกืืืืช ืืืชื ืืืืช ืืืกืืืืช ืืืืคื ืื ืื ืืืจ, ืืื ืืฉื ืืขืืืื ืฉืื ืืืืื ืืื ืืืขื ืจืืกื. ืืฉื ืช 1913, ืฉืฉ ืฉื ืื ืืืืจ ืืืชื ืฉื ืื ืืืืื, ืืืื ืืืขื ืืฉื ืืืืื, ืฉืชืืื ืืช ืจืืืช ืฉื ืืืกืืืืช ืงืฉืืจืืช ืืขืฆื ืืืกืคืจ ืืืืืื ืืื ืืืกื ืืืืืืืช. ืืืฉืจ ืกืืืจ ืืืืื ืืช ืืืืื ืืืืืืจืืช ืืคื ืกืืจ ืขืืื ืฉื ืืกืคืจ ืืืืื ื ืฉืืจื ืืืืืืจืืืช ืืืืืืช ืฉืืฆื ืื ืืืืื, ืืืืขืืืช ืฉืืื ืืืืืช ืื ืืืืื ืืื ืขื ืชืืงืื ื. ืืืืื ืืืืืืจืืช ืื ืื ื ืืฉืชืืฉืื ืืืื ืืกืืืจืช ืืคื ืืกืคืจื ืืืืืื ืืขืืื ืฉื ืืืกืืืืช. ืจืืื ืฉื ืืืกืืืืช ืืืืื ืืืืืืจืืช ืื ืืชืืชืืื, ืฆืืื ืืฉืืืื ืฉื ืืืืื ืืืื ืืชืืืช ืืืืื ืฆืืื ืืืืื ื ืฉื ืืืืื ืืืื ืื-ืืชืืืช. ืืขืืืื ืืฉืืื ืืช ืฉื ืืืืื ืงืจืืืื ืขืืืืช ืืืืื ืืืฆืืืื.
ืืชืืืืช ืืืื ื-19 ืืื ืืืืขืื 55 ืืกืืืืช, ืืืืื ืืงืจืืช ืกืืฃ ืืืื ื-19 ืืืจ ืืื ืืืืขืื 63 ืืกืืืืช. ืืืื ืืกืืืจืื ืืืกืืืืช ืืืืื ืืืืืืจืืช ืืคื ืืกืคืจื ืืืืืื (ืืกืคืจ ืืคืจืืืื ืื ืืืจืขืื) ืืื ืืคื ืืฉืงืื ืืืืืื. ืืื ืืืืจืื ืืืืืืืื ืืชืืืืชื ืฉื ืื ืืืืื ืืื ืืขืืืื ืฉืืืื ื ืื ื ืชืืื ืขืืืื ืืกืืืืช ืจืืื, ืืืืจืืช ืืืช ืืื ืื ืืืืื ืืช ืงืืืื ืฉื ืืืกืืืืช ืืืื ืืืฉืืืจ ืขืืืจื ืืงืืืืช ืจืืงืื. ืืืฉืื ืฉื ืื ืืืืื ืืจืฉืื ืืืืืื ืืืืจ ืืืชืงืืคืชื ืขืืืื ืื ืคืืขื ื ืืื ื ืืืืื. ืื ืืืืื ื ืคืืจ ืืฉื ืช 1907, ืืขื ืฉืื ื ืงืจื ืืืกืื ืืืืื ืื ืืืืืื, ืฉืืกืคืจื ืืืืืื 101.
Periodic Table of Elements - Chemistry: A Volatile History
The story of the 19th-century chemists who struggled to find an order in the world of the elements.
The 2011 Nobel Prize in Chemistry - Periodic Table of Videos
The story behind the discovery of quasicrystals. In 2011 Daniel Shechtman was awarded the 2011 Nobel Prize for his discovery.
Chemistry Experiment by Mr. Bean
Mr. Bean causing a big purple explosion in a chemistry lab.
Elements and Atoms - Khan Academy
The basic information about the atomic structure and how elements are related to atoms.
ืืืืื ืืืืืืจืืช ืืืืืงืช ืืฉืืื ื ืืืจืื ืขืืงืจืืื. ืืื ืืืืจืื ืืฉื ื ืืืฉืืืฉื ืงืืื ืืืฉ ื ืืกืฃ ืฉื ืืกืืืืช ืืืืื ื ืืืฉ ืืชืืืช ืืืขืืจ. ืืืืงืืจืื ืื ืืจืื ืืืืฆืื ืืช, ืืจืืืงื ืืืืชืจ ืืืจืขืื ืืืืื, ื ืงืจืืื ืืืงืืจืื ื ืขืจืืืืช. ืืืงืืื ืฉื ืื ืืกืื, ืืืืืจ ืืืืจ ืืืฉืืจื ืืื ืืื ืืืฆื, ื ืงืืขืื ืขื-ืืื ืกืืืืจ ืืืืงืืจืื ืื ืืืกืื. ืืกืคืจ ืืจืืืช ืืืืงืืจืื ืืืช ืืืืืืืกืืช ืืืืงืืจืื ืื ืืืกืื, ืืงืืข ืืืืื ืฉืืจื ืืืฆื ืืืกืื. ืืกืคืจ ืืืงืืจืื ื ืืขืจืืืืช ืงืืืข ืืช ืืชืืื ืืช ืืืืืืืช ืฉื ืืืกืื. ืืื, ืืกืืืืช ืืืฆืืืื ืืืืชื ืืืืจ ื ืงืจืืื ืืฉืคืื. ืืืงืืื ืฉื ืืกืื ืืืืื ืืืืืืจืืช ืืืื ืืขืืืจ ืืืืืื ืชืืื ืืชืื ืฉื ืืืืืจ. ืืืืื ืืืืืืจืืช ืืืืื ืืืืืื ืืขืืืจ ืื ืืืื ืืชืืื ืืช ืืืืืช: ืืื ืืืกืื ืืืื ืชืืื ืืช ืฉื ืืชืืช ืื ืื-ืืชืืช. ืืืื ืกืื ืงืฉืจืื ืืืฆืืจ ืืกืื ืื ืขื ืืกืืืืช ืืืจืื.
The Elements Song by Tom Lehrer
The song mentions the names of the chemical elements in the periodic table of elements.
The Genius of Mendeleev's Periodic Table
An explanation about Mendeleev and the eka aluminum, an element that Mendeleev predicted its existence long before it was discovered.
Elements and Atoms
Information about the states of meter, elements, mixtures, and compounds.
Periodic Table Introduction
Metals, non-metals, and the structure of the periodic table.
ืืืื (H), ืคืืื (C), ืื ืงื (N), ืืืฆื (O), ื ืชืจื (Na), ืืื ืืืื (Mg), ืืืืืื ืืื (Al), ืกืืืืงืื (Si), ืืฉืืื (K), ืืจืื (P), ืืืคืจืืช (S), ืืืืจ (Cl), ืืจืืื (Ar), ืกืืื (Ca), ืืืื ืืื (Ti), ืืื ืืืื (V), ืืจืื (Cr), ืื ืื (Mn), ืืจืื (Fe), ืงืืืื (Co), ื ืืงื (Ni), ื ืืืฉืช (Cu), ืืืฅ (Zn), ืืืืืืื (Mo), ืืืจืงืื ืืื (Zr), ืืกืฃ (Ag), ืงืืืืื (Cd), ืืื ืืกืื (W), ืคืืืื ื (Pt), ืืื (Au), ืืืื (Sn), ืขืืคืจืช (Pb).
Groups of the Periodic Table - Khan Academy
Explanation about the properties of alkali metals, alkaline earth elements, and transition metals.
A Tour of the Periodic Table - Bozeman Science
Mr. Andersen describes the main groups on the periodic table of elements.
The mole and Avogadro's number - Khan Academy
Introduction to the idea of a mole, where a mole is defined as 6.02214076ร1023 particles (atoms, ions, molecules, or electrons).