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Barium salts are typically white when solid and colorless when dissolved. [14] They are denser than the strontium or calcium analogs, except for the halides (see table; zinc is given for comparison). Barium hydroxide ("baryta") was known to alchemists, who produced it by heating barium carbonate.
Like the periodic table, the list below organizes the elements by the number of protons in their atoms; it can also be organized by other properties, such as atomic weight, density, and electronegativity. For more detailed information about the origins of element names, see List of chemical element name etymologies.
For a short time, the Crossword Extra was known as the "Crossword Xbox 360 Extra" as a promotion for the Crosswords video game released on Xbox Live Arcade, which also added an Xbox 360 console to the bonus prize during episodes with this promotion. Beginning in late December 2007, players were allowed to bet up to $3,000 in Round 3 if they had ...
Concentration is an American television game show based on the children's memory game of the same name. It was created by Jack Barry and Dan Enright.Contestants matched prizes hidden behind spaces on a game board, which would then reveal portions of a rebus puzzle underneath for the contestants to solve.
Barium (Ba) 56 βαρύς (barys) Greek via Neo-Latin "heavy" βαρύς (barys) means "heavy". The oxide was initially called "barote", then "baryta", which was modified to "barium" to describe the metal. Humphry Davy gave the element this name because it was originally found in baryte, which shares the same source. [44] Lanthanum (La) 57
A period 5 element is one of the chemical elements in the fifth row (or period) of the periodic table of the chemical elements.The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behaviour of the elements as their atomic number increases: a new row is begun when chemical behaviour begins to repeat, meaning that elements with similar behaviour fall ...
The template shows a periodic table with small cells. Each cell is wikilinked to the element's article, and the background color is the category as used (commonly) on this wiki. Each cell is wikilinked to the element's article, and the background color is the category as used (commonly) on this wiki.
Scrabble is an American television game show based upon the board game Scrabble. Contestants competed in a series of rounds to fill in words within a crossword puzzle for cash. Muriel Green of Exposure Unlimited developed the idea for a television game show based upon the board game concept.