Noun:

உறுதியம்,

iridium தமிழ் அர்த்தத்தின் உதாரணம்:

இணைந்த உலக உறுதியம் (Allied World Assurance).

19 ஆம் நூற்றாண்டின் முதல் மூன்று காலாண்டுகளில் பல பரிசோதனைகளுக்கு பிளாட்டினம் அல்லது உறுதியம் கம்பிகள், கார்பன் தண்டுகள், மற்றும் காலி அல்லது அரை காலி இணைப்புகள் பல்வேறு சேர்க்கைகளை பணியாற்றினார்.

iridium's Usage Examples:

In the Gira river the valuable alloy osmiridium has been discovered.

The metal may be obtained from the residues obtained in the separation of osmium from osmiridium.

Aqua Regia, a mixture of nitric and hydrochloric acids, converts all metals (even gold, the "king of metals," whence the name) into chlorides, except only rhodium, iridium and ruthenium, which, when pure, are not attacked.

9 (0 16)], in chemistry, a metallic element, found in platinum ore in small particles, consisting essentially of an alloy of osmium and iridium and known as osmiridium.

Nitric acid is without action on gold, platinum, iridium and rhodium.

It may be prepared from osmiridium by fusing the alloy with zinc, the zinc being afterwards removed by distillation.

"Gold, platinum, iridium and rhodium only are proof against the action of this powerful oxidizer.

Glass stills heated by a sand bath are sometimes employed in the final distillation of sulphuric acid; platinum, and an alloy of platinum and iridium with a lining of gold rolled on (a discovery due to Heraeus), are used for the same purpose.

In the alluvial deposits the associated minerals are chiefly those of great density and hardness, such as platinum, osmiridium and other metals of the platinum group, tinstone, chromic, magnetic and brown iron ores, diamond, ruby and sapphire, zircon, topaz, garnet, 'c.

Each pen is fitted with a rhodium plated 18 carat gold nib - which makes it a rather collectible item!Nitric acid is without action on gold, platinum, iridium and rhodium.

1), one of the metals of the platinum group, discovered in 1802 by Smithson Tennant during the examination of the residue left when platinum ores are dissolved in aqua regia; the element occurs in platinum ores in the form of alloys of platinum and iridium, and of osmium and iridium.

4 shows the mounting of a Thomson card on its pivot, which in common with the pivots of most other compasses is made of brass, tipped with osmium-iridium, which although very hard can be sharply pointed and does not corrode.

Synonyms:

metallic element, atomic number 77, Ir, metal,

Antonyms:

nonmetallic,