University:
Loyola University Maryland
Course:
CH 101 | General Chemistry I
Academic year:

2024
Views:

436

Pages:

2
Author:

Natasya J.

OXYGEN FAMILY/CHALCOGENS / Groep lament 16 oxy gen Z= 8 0 He] 252p sulphur 2=16 [Ne] 352 3P4 Selenium 2-34 [Ar] 3d 4s 4p4 2 Tellusium Z = 52 [K] 401 552 54 Poloniun P=84 14 10 (Xe.] 4f 51 652 6p4 Physical Properties - Atomic size IE AS Order of EN ↑ down the gr ↓ deem the glo OLS 2 Sete L O>s > se Ter O>s> Se > Te @physical State: Oxygen due to and exist as its small size foom pr-pir bond Or molecule. while S, Se & Te are unable to foom. resp dul to relatively large si zo bond & exist as So, Seg, Tez S8 Crown shape every Sulp her 15 Spå nyter dised in S8 S8 Sez Tes order of stability ⑤ Order of catenation:- > Se S > Te due to lp-bp repulsion in O it shows less catenation Ox Oxidation state:- S dul down the tve 0.5. ↑ to their high with↓ EN also shouve -ve O.S. in EN tendency to snow * Oxygen fom OF₂ but and OF it is wat unable to form OFy due to absence of dosbitals in it. Sulphur form Sto in 2nd E.S. Sp³d, octahedral Allotrop's of оxудии!