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Silver

Wikipedia se
Atomic Structure
Symbol Ag
Atomic Number 47
Atomic Mass 107.86 g/mol
Periodic Table
Group
Row / Period 5
Element Category Transition Metal
Chhapa
Silver ke electron shell

Silver(symbolAg) ekchemical elementhae jiskeatomic number47, auratomic weight107.86 a.m.u. hae. Iske symbol Ag,Latinme silver ke sabd,argentumse aais hae. Ii ektransition metalhae.

Physical properties

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Silver ek narammetalhae. Jab iske paisa nai to gahana me kaam me lawa jaae hae ab iskesonanai to aur koi metal ke saathe milawa jaawe hae jisse ki aur karraa hoe jaawe. Iske rang bluish-white hae, ii light ke achchhaa se reflect kare hae aurelectricityke achchhaa se conduct kare hae. Iske ek precious metal maana jaawe hae. Iske wire me banawa jaae sake hae aur ek sheet me hammer karaa jaawe sake hae. Dunis bhar me Silver ke paisa ke kharida aur beja jaae sake hae.

Chemical properties

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Natural silver tarnished

Silver bahut eactive nai hae. Ii Nitric Acid ke chhorr ke aur acid me dissolve nai hoe hae. Lekin ii tagrraaoxidizing agent,jaise kipotassium dichromatenai topotassium permanganatese ract hoe hae. Iske bahut muskil se murcha pakrre hae. Ii khaali uu time murrchae hae jab ki iihydrogen sulfidese hawaa me mile hae, jab ki ii ek karia coating fom kare hae.

Silver(I) oxide

Silver +1oxidation statemeionke ruup me rahe hae, compounds me jaise kisilver(I) oxide.Kuchh compound +2 oxidation state me rahe hae aur ii bahut tagrraa oxidizing agent rahe hae. Silver ke compound gray, black, brown, nai to ujjar rahe sake hae. Silver ke compund ke disinfectant ke rakam me kaam me lwa jaae sake hae.


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Miscellaneous

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Roman and Byzantine

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