Video: Puas yog neon gas kim?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Vim neon tsis tshua muaj nyob hauv huab cua, nws yog ib qho kim kim los tsim, txog 55 npaug ntxiv kim tshaj li kua helium. Txawm tias tsis tshua muaj thiab kim nyob ntiaj teb, muaj ib tug ncaj ncees npaum li cas neon hauv tsev nruab nrab.
Hauv qhov no, pes tsawg neon roj nqi?
| Lub npe | Neon |
|---|---|
| Theem ib txwm | Roj |
| Tsev neeg | Noble Gas |
| Lub sijhawm | 2 |
| Nqi | $33 rau 100 grams |
Ib yam li ntawd, dab tsi yog 5 qhov tseeb nthuav txog Neon? Neon (Ne) yog cov xim tsis muaj xim, tsis yog xim hlau, cov pa roj heev uas muaj cov atomic naj npawb ntawm kaum. Cov tswv cuab ntawm noblegas kev faib tawm glows reddish txiv kab ntxwv nyob rau hauv lub tshuab nqus tsev raj. Nthuav Neon Qhov Tseeb : Thaum sim ua kua dej, Sir William Ramsay thiab Morris Travers nrhiav pom neon hauv 1898.
Ua li no, ntau npaum li cas neon?
Txawm tias neon yog qhov tseem ceeb tshaj plaws nyob rau hauv lub ntiaj teb no, tsuas yog 0.0018% nyob rau hauv ntim ntawm lub ntiaj teb cov cua. neon . Neon feem ntau pom nyob rau hauv daim ntawv ntawm ib tug gaswith molecules muaj xws li ib tug Neon atom. Neon yog ib qho tsis tshua muaj roj uas muaj nyob hauv lub ntiaj teb huab cua ntawm 1 feem hauv 65,000.
Puas yog Mercury yog qhov hnyav dua li tin?
Mercury yog ze li ob npaug hnyav raws li tin . Piav: Qhov ntom ntawm mercury yog 13.534g / cm3, thiab qhov ceev ntawm tin yog 7.31 g/cm3. Qhov no txhais tau hais tias ib cubic centimeter ntawm mercury muaj qhov hnyav ntawm 13.534 g, thiab ib lub cubic centimeter ntawm tin yog 7,31g.
Pom zoo:
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