Rh

Rhodium

ፋይል (_F) 45 · 102.91 u

ሜታሊክ ድንጋጌ ጊዜ 5 ቡድን 9 ቀጥ ያለ በ RT ዊኪፔዲያ →

Rhodium is one of the rarest and most expensive precious metals, prized for its reflectivity.

የፊዚክስ ባህሪያት

አቶሚክ102.91 u
ብዛት12.41 g/cm³
የቀለም አማራጭ2237.0 K
የሙቀት መጠኑ፦3968.0 K
ቅርጽSilvery-white metallic
የክፍሉ ወቅትቀጥ ያለ

የኬሚካል ባህሪያት

ሴኮንዶች2.28 (ፒየር)
ፊደል ሠሌዳው፦719.7 kJ/mol
ፊደል ሠሌዳው፦109.7 kJ/mol
መተላለፊያ+1, +2, +3, +4, +5, +6

የፊደል ቅርጽ ምርጫዎች

የኤሌክትሮን ማስተካከያ[Kr] 4d8 5s1
አቶሚክ134.0 pm
ሬዲየስ142.0 pm
ቫን ዴር ዋልስ195.0 pm

መከፈት

የተገኘው በWilliam Hyde Wollaston
የምርምር ዓመት1803
ቦታLondon, England
ስም፦ (_N)Greek 'rhodon' meaning rose, from the color of its salts

ስለ Rhodium

Rhodium is ultra-rare, silvery-white, hard, and corrosion-resistant. It has the highest reflectance of any metal and is one of the most expensive metals in the world.

ፕሮግራሞች

Catalytic converters, jewelry plating, laboratory crucibles, and optical instruments.

ሐቅ

About 80% of the world's rhodium is used in catalytic converters, and it is often more expensive than gold or platinum.

ሴኮንዶች

ብዛት ብዛት አራተኛ ቋሚ
103 1.0% - አዎ

የኤሌክትሮን ማስተካከያ

[Kr] 4d8 5s1

ተመሳሳይ

ከሌሎች ዕቃዎች ጋር አወዳድሩ

የቀን መቁጠሪያውን መክፈት
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