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Monday, 12 June 2017

10 most expensive elements of the world - An Overview

From our school days, we know that chemical elements are building blocks of everything. Researchers have recognized 118 elements, out of which 94 elements occur naturally, they are iron, silver, and gold, while others are synthetics such as Curium and Californium. In the given below list 10 elements are cited as the most expensive elements on the planet.
10) Gold ($55 per gram)
Image: google images
Gold is a widely used element in the world and a crucial element for making jewelry items. Women throughout the world are very fond of jewelry items. This element has got much respect since the beginning of ancient human civilization. Gold is also used in electronic items.

9) Rhodium ($57 per gram)
Image: google images
Rhodium is considered as the most expensive elements. It is highly used in automobiles. It acts as a catalyst in the 3-way catalytic converters.

8) Platinum ($61 per gram)
Image: google images
Among various elements, Platinum is another extremely low reactive metal. It has remarkable resistance to corrosion, even at high temperatures. This element's existence is rare. Few hundred tons are produced annually.

7) Lanthanum ($63 per gram)
Image: google images
Lanthanum has a silvery-white metallic identity. This element is so soft that it can be easily cut with a knife. It is used as a catalyst, carbon arc lamps for studio lights and projectors. Due to its rarity, the cost is very high.

6) Lutetium ($70 per gram)
Image: google images
Lutetium has very less commercial uses. Like other elements, it's also used as a catalyst in petroleum cracking in refineries. In addition, it is used in alkylation, hydrogenation and polymerization applications.

5) Scandium ($271 per gram)
Image: google images
This is another rare earth metal that's why it's price is very high. Nowadays it is usually used in making the aluminium alloy. The global trade of Scandium Oxides is nearly Ten times per year.

4) Plutonium ($4,000 per gram)
Image: google images
It's majorly used in making nuclear weapons and nuclear reactors. It is highly radioactive, which results in very dangerous to handle.

3) Carbon
Image: google images
Carbon is the most vital element for the existence of life. Our bodies have a large amount of carbon. Diamond another form of carbon, which costs as much as $66,000 per gram.

2) Californium ($24-26 million per gram)
Image: google images
It was developed in the laboratory by bombarding Curium with alpha particles. Only a few gram of it has been produced, its availability is very rare. Scientists claim that production of Californium is 1/2 gram per year.

1) Francium ($1 billion per gram)
Image: google images
Literally, one gram of Francium has been never found. This element has a life existence of only 20 minutes.

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