Rhodium hnov ​​dab tsi nrog?

Nws yog xim hlau rhodiumReacts ncaj qha nrog roj fluorine los ua cov tshuaj tua kab mob fluidium heev (VI) fluoride, RF6. Cov ntaub ntawv no, nrog kev saib xyuas, tuaj yeem ua kom sov los ua rho tawm Rhodium (v) fluoride, uas muaj cov qauv xim tsaus nti

 

Rhodium yog qhov tsawg thiab tsis tshua muaj txiaj ntsig cov hlau uas yog pawg platinum pab pawg. Nws yog lub npe hu rau nws qhov kev zam tshwj xeeb, zoo li siab tiv taus corrosion thiab oxidation, zoo heev conductivity, thiab tsawg toxicity. Nws tseem muaj kev cuam tshuam heev thiab muaj lub ntsej muag zoo nkauj uas tsis txaus ntseeg, ua rau nws cov khoom nrov nyob rau hauv cov hniav nyiaj hniav kub thiab cov khoom zoo nkauj.

 

Rhodium tsis hnov ​​txog ntau yam tshuaj ntawm chav tsev kub, uas ua rau nws tiv taus corrosion. Txawm li cas los xij, zoo li txhua tus hlau, rhodium tseem tuaj yeem hla qee cov tshuaj lom neeg raws qee yam. Ntawm no, peb yuav tham txog qee qhov kev tshwm sim uas muaj cov lus rho tawm uas yuav dhau mus.

 

1. Rhodium thiab oxygen:

Rhodium reacts nrog oxygen ntawm kev kub siab, ua kom rho tawm (III) Oxide (Rh2o3). Qhov kev tawm tsam no tshwm sim thaum rhodium yog rhuab saum 400 ° C hauv huab cua. Rhodium (III) Oxide yog cov hmoov daj tsaus uas yog insoluble hauv dej thiab cov acids.

 

2. Rhodium thiab hydrogen:

Rhodium tseem rov qab kho cov roj hydrogen roj ntawm cov kub kub txog 600 ° C, txoj kev sib sau rhodium hydride (rhh). Rhodium hydride yog cov hmoov dub uas yog me ntsis soluble hauv dej. Cov tshuaj tiv thaiv ntawm rhodium thiab hydrogen roj yog reversible, thiab cov hmoov tuaj yeem decompose rov qab mus rau hauv rhodium thiab hydrogen roj.

 

3. Rhodium thiab halogens:

Rhodium reacts nrog halogens (fluorine, chlorine, bromine, thiab iodine) los ua rhodium nres. Qhov kev siv dag zog ntawm rhodium nrog Halogen nce los ntawm fluorine mus rau iodine. Rhodium halides feem ntau yog xim daj lossis txiv kab ntxwv uas yog soluble hauv dej. Rau

Piv Txwv: Rhodium Fluoride,Rhodium (III) Chloride, Rhodium Bromine,Rhodium iodine.

 

4. Rhodium thiab Sulphur:

Rhodium tuaj yeem hnov ​​cov sulphur ntawm qhov kub thiab txias los ua rhodium sulfide (rh2s3). Rhodium Sulfide yog cov hmoov dub uas yog insoluble hauv dej thiab feem ntau acids. Nws yog siv nyob rau hauv ntau cov ntawv thov xws li hlau alloys, lubricants, thiab semiconductors.

 

5. Rhodium thiab acids:

Rhodium yog tiv taus feem ntau cov acids; Txawm li cas los xij, nws tuaj yeem yaj nyob rau hauv kev sib tov ntawm hydrochloric thiab nitric acids (aqua regia). Aqua Regia yog cov kev daws teeb meem zoo uas tuaj yeem tshem tawm kub, platinum, thiab lwm yam hlau. Rhodium feem ntau yaj tau nyob rau hauv aqua regia los ua chloro-rhodium-undiumes.

 

Hauv kev xaus, rhodium yog cov hlau uas muaj cov hlau uas muaj qhov muaj tsawg reactivity rau lwm yam tshuaj yeeb. Nws yog cov khoom muaj txiaj ntsig siv nyob rau ntau cov ntawv thov, suav nrog cov hniav nyiaj hniav kub, suav nrog cov khoom siv hluav taws xob, thiab cov hloov pauv catalytic rau cov tsheb. Txawm hais tias nws tsis paub tab, rhodium tuaj yeem nkag siab qee yam tshuaj lom neeg xws li oxidation, haloogenation, thiab acid xaus. Zuag qhia tag nrho, qhov no tshwj xeeb hlau lub cev thiab tshuaj lom neeg ua rau nws muaj cov khoom siv tsim nyog rau ntau yam kev lag luam thiab kev lag luam.

Kev tiv toj

Lub Sijhawm Post: Apr-28-2024
top