The Silver sulfide (Ag₂S), with CAS registry number 21548-73-2, belongs to the following product categories: (1)Inorganics; (2)Chalcogenides; (3)Materials Science; (4)Metal and Ceramic Science; (5)Catalysis and Inorganic Chemistry; (6)Chemical Synthesis; (7)Silver. It has the systematic name of argentiosulfanylsilver. This chemical is a kind of black powder. What's more, its EINECS is 244-438-2.

Physical properties of Silver sulfide (Ag₂S): (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 2; (4)Polar Surface Area: 25.3 Å².

When you are using this chemical, please be cautious about it as the following:
The Silver sulfide (Ag₂S) irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [Ag]S[Ag]
(2)InChI: InChI=1/2Ag.S/rAg2S/c1-3-2
(3)InChIKey: OCWNMDUAUUAHSJ-SBOUZGSOAB
(4)Std. InChI: InChI=1S/2Ag.S
(5)Std. InChIKey: OCWNMDUAUUAHSJ-UHFFFAOYSA-N