Kimia

Kodi Kusungunuka ndi Kuchepetsa N'chiyani? Chiyambi: Kusungunuka ndi kuchepetsa ndi mfundo ziwiri zofunika kwambiri mu chemistry zomwe zimagwira ntchito yofunika kwambiri m'njira zosiyanasiyana zachilengedwe ndi zamafakitale. Ngakhale kuti nthawi zambiri zimaonedwa ngati zovuta, kumvetsetsa bwino za kusungunuka ndi kuchepetsa kungapereke chidziwitso chofunikira pa machitidwe osiyanasiyana a mankhwala omwe amapezeka mozungulira ife tsiku lililonse. Nkhaniyi… Werengani zambiri

Kapangidwe ka Ma Halojeni ndi Mankhwala: Kuyang'ana Mozama Zinthu mu Gulu 17 Ma Halojeni ndi gulu la zinthu zomwe zili mu Gulu 17 la tebulo la periodic, zomwe zili ndi fluorine (F), chlorine (Cl), bromine (Br), ayodini (I), astatine (At), ndipo posachedwapa tenesine (Ts). Monga zinthu zopanda chitsulo, ma halojeni ali ndi kapangidwe kapadera ka thupi ndi mankhwala komwe kamawapangitsa... Werengani zambiri

Njira Yopangira Pulasitiki Kuchokera ku Zinthu Zachilengedwe: Pulasitiki ndi chimodzi mwa zinthu zomwe zimagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana komanso m'moyo watsiku ndi tsiku. Kapangidwe kake kopepuka, kosinthasintha, kosalowa madzi, komanso kosasinthika kumapangitsa kuti ikhale chisankho chabwino kwambiri pa ntchito zambiri, kuyambira pakulongedza chakudya mpaka zinthu zolemera zamafakitale. M'nkhaniyi, tifufuza njira yopangira pulasitiki… Werengani zambiri

Kodi Kuyankha Kosasinthika ndi Chiyani? Machitidwe a mankhwala ndi njira zofunika kwambiri mu chemistry zomwe zimafotokoza momwe zinthu zimachitira popanga zinthu zatsopano. Pakati pa mitundu yosiyanasiyana ya machitidwe a mankhwala, machitidwe osasinthika ndi osangalatsa kwambiri. Nkhaniyi ikambirana mozama za machitidwe osasinthika, njira zawo, zitsanzo, ndi kufunika kwawo pakugwiritsa ntchito kosiyanasiyana. Kumvetsetsa Machitidwe Osasinthika… Werengani zambiri

Ubale Pakati pa Kupanikizika ndi Kuchuluka kwa Mpweya Chiyambi Mpweya ndi umodzi mwa mitundu itatu ya zinthu zomwe timakumana nazo nthawi zambiri mozungulira ife, pamodzi ndi zamadzimadzi ndi zolimba. Zonsezi zili ndi makhalidwe ndi makhalidwe osiyana. Kuti timvetse momwe mpweya umagwirira ntchito, tiyenera kufufuza mfundo zina zofunika kwambiri za fizikisi ndi chemistry zomwe zimayambitsa. Ubale umodzi wofunika kwambiri mu… Werengani zambiri

Ubwino ndi Kuipa kwa Rutherford Atomic Model Chitsanzo cha atomiki cha Rutherford, chomwe chinaperekedwa ndi Ernest Rutherford mu 1911, chinali chofunikira kwambiri pakukula kwa chemistry ndi physics. Chitsanzochi chinachokera ku zoyeserera zogawa tinthu ta alpha, zomwe zinatsutsa chitsanzo chakale cha atomiki cha Thomson. M'nkhaniyi, tifufuza zabwino ndi zoyipa za chitsanzo cha atomiki cha Rutherford… Werengani zambiri

Njira Yolekanitsira Chromatography Chiyambi Chromatography ndi imodzi mwa njira zothandiza kwambiri komanso zosinthasintha zolekanitsira mankhwala osakaniza, zomwe zimagwiritsidwa ntchito m'magawo osiyanasiyana a sayansi ndi mafakitale. Dzina lakuti "chromatography" limachokera ku mawu achigiriki akuti "chroma," kutanthauza mtundu, ndi "graphein," kutanthauza kulemba. Ngakhale kuti njira imeneyi poyamba inkagwiritsidwa ntchito kulekanitsa zinthu zamitundu yosiyanasiyana, masiku ano chromatography ingagwiritsidwe ntchito kulekanitsa... Werengani zambiri

Kapangidwe ka Mapuloteni ndi Ntchito Yake Chiyambi Mapuloteni ndi mamolekyu akuluakulu komanso ovuta omwe amagwira ntchito yofunika kwambiri pafupifupi pazochitika zonse zamoyo m'thupi la munthu ndi zamoyo zina. Amapangidwa ndi maunyolo ataliatali a amino acid opindidwa m'mawonekedwe apadera a magawo atatu, zomwe zimawathandiza kuchita ntchito zosiyanasiyana. M'nkhaniyi, tifufuza kapangidwe kake… Werengani zambiri

Kumvetsetsa Zochitika za Exothermic ndi Endothermic Zochitika za mankhwala ndi zinthu zofunika kwambiri zomwe timakumana nazo nthawi zambiri m'moyo watsiku ndi tsiku. Zochitika za mankhwala zimachitika osati m'ma laboratories okha komanso m'njira zosiyanasiyana zomwe zimachitika mozungulira ife, monga kuphika, kutentha, kuyaka mafuta, komanso ngakhale m'matupi athu. Zochitika za mankhwala zimatha kugawidwa m'magulu kutengera ... Werengani zambiri

Mitundu ya Ma Isomer mu Chemistry Ma Isomer ndi mankhwala omwe ali ndi njira yofanana ya mamolekyu koma amasiyana mu kapangidwe kapena kapangidwe ka atomu. Chochitika ichi ndi chimodzi mwazinthu zosangalatsa kwambiri za organic ndi inorganic chemistry chifukwa kusinthasintha kwa kapangidwe kameneka kumatha kupanga mankhwala okhala ndi mawonekedwe osiyanasiyana a thupi ndi mankhwala. Pali mitundu yosiyanasiyana ya ma isomer omwe amatha kugawidwa m'magulu… Werengani zambiri