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As of 2020, the most expensive non-synthetic element by both mass and volume is rhodium. It is followed by caesium, iridium and palladium by mass and iridium, gold and platinum by volume. Carbon in the form of diamond can be more expensive than rhodium. Per-kilogram prices of some synthetic radioisotopes range to trillions of dollars.
Osmium (from Ancient Greek ὀσμή (osmḗ) ' smell ') is a chemical element; it has symbol Os and atomic number 76. It is a hard, brittle, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores. Osmium is the densest naturally occurring element.
Consumers now have access to advanced technology at lower prices, making high-end smartphones more affordable than ever. However, it’s unlikely such a trend will last. Warren Buffett: 10 Things ...
As a stunt to publicise the 99.999% pure one-ounce Canadian Gold Maple Leaf series, in 2007 the Royal Canadian Mint made a 100 kg 99.999% gold coin, with a face value of $1 million, and now manufactures them to order, but at a substantial premium over the market value of the gold. [3] [4]
The price of the steel Glen Calder buys for his small machinery factory in South Carolina has spiked over 15% in the last two weeks, while Brian Nelson’s factory halfway across the country in ...
Of course, everyone is different and has their own — sometimes expensive — tastes. But many wealthy people have stopped buying blue-chip art pieces that go for millions of dollars at the auction.
Oxidation of an alkene with osmium tetroxide (0.06 eq.) and NMO (1.2 eq.)in acetone/water 5:1 RT 12 hrs. [6] NMO, as an N-oxide, is an oxidant in the Upjohn dihydroxylation. It is generally used in stoichiometric amounts as a secondary oxidant (a cooxidant) to regenerate a primary (catalytic) oxidant after the latter has been reduced by the ...
The most expensive stock, easily the most highly priced stock for consumers today, are Berkshire Hathaway (NYSE: BRK.A) shares. This stock closed at $70 9,700 per share on Nov. 21.