Izinkinga Zezibonelo Ukuxoxa Ngomqondo We-Mole. Ukufunda umqondo we-mole kuyisisekelo esibalulekile kumakhemikhali. Lo mqondo wenza kube lula ukuqonda ukuthi ungalinganisa kanjani inani lezinto ezihilelekile ekuphenduleni kwamakhemikhali. Kulesi sihloko, sizohlola izinkinga zezibonelo futhi sixoxe ngomqondo we-mole ukuze sikwazi ukuwuqonda nokuwusebenzisa ngempumelelo. Ake siqale ngokuqonda ukuthi yini... Funda kabanzi
Imibuzo Nengxoxo Yezibonelo: Ukuqonda i-Stoichiometry I-Stoichiometry iyigatsha lekhemistri elifunda ubuningi bezinto ezihilelekile ekuphenduleni kwamakhemikhali. Igama elithi 'stoichiometry' ngokwalo livela kwelesiGriki elithi "stoicheion," elisho i-element, kanye nelithi "metron," elisho isilinganiso. I-Stoichiometry igxile esilinganisweni sama-moles, isisindo, ivolumu, kanye nezinhlayiya ekusabela kwamakhemikhali. I-Stoichiometry ibaluleke kakhulu kukhemistri ngoba... Funda kabanzi
Imibuzo Eyisibonelo Nge-Stoichiometry: Ukuqonda Izisekelo Nokusetshenziswa Kwayo. I-Stoichiometry iyigatsha lekhemistri elifunda izilinganiso zobuningi phakathi kwama-reactants nemikhiqizo ekusabeleni kwamakhemikhali. Empeleni, i-stoichiometry ihlobene eduze nomthetho wokulondolozwa kwesisindo, owaphakanyiswa okokuqala ngu-Antoine Lavoisier. Le sayensi yakha isisekelo semiqondo eminingi kukhemistri, kusukela... Funda kabanzi
Imibuzo Nengxoxo Yesibonelo Sokubopha Phakathi Kwama-molecule Ukubopha phakathi kwamangqamuzana kuyisihloko esibalulekile kumakhemikhali, ikakhulukazi ekuqondeni izakhiwo zomzimba nezamakhemikhali zento ethile. Izibopho eziphakathi kwamangqamuzana zifaka phakathi amandla okusabalala kweLondon, amandla e-dipole-dipole, kanye nezibopho ze-hydrogen. Ukuqonda kahle uhlobo ngalunye lwalezi zibopho nokuthi zihlangana kanjani kubalulekile ekubikezeleni ukuziphatha kwezinto ngaphansi kwezimo ezahlukahlukene. … Funda kabanzi
Imibuzo Yesibonelo Sokuxoxisana Ngokwakheka Kwama-Molecular: Isingeniso I-Chemistry yisayensi efunda ukuziphatha kwezinto kanye nezinguquko ezidlula kuzo. Umqondo owodwa obalulekile ku-chemistry ukuqonda ukuma kwama-molecule. Ukuma kwama-molecule kuthonya izakhiwo zomzimba nezamakhemikhali zama-compounds, njengephuzu lokuncibilika, iphuzu lokubila, kanye nomfutho womusi. Ukuma kwama-molecule nakho kudlala indima ebalulekile ekunqumeni ukusabela kwamakhemikhali... Funda kabanzi
Imibuzo Nengxoxo Yesibonelo Sokubopha Ngensimbi Isingeniso Ukubopha ngensimbi uhlobo lokubopha ngamakhemikhali okwenzeka ngqo phakathi kwama-athomu ensimbi. Kumakhemikhali, lolu hlobo lokubopha lubalulekile ngoba lunikeza izinsimbi izakhiwo zazo ezihlukile, njengokuqhuba kukagesi, ukukhanya, kanye nokuguquguquka. Lesi sihloko sizohlinzeka ngezibonelo eziningana zezinkinga zokubopha ngensimbi, eziphelele nezingxoxo, ze... Funda kabanzi
Imibuzo Yesibonelo Sokubopha Nge-Covalent Isingeniso Isibopho se-covalent uhlobo lwesibopho samakhemikhali lapho ama-athomu amabili abelana khona ngama-electron amabili noma ngaphezulu ukuze kufezwe ukucushwa okuzinzile kwama-electron, njengakumagesi ahloniphekile. Lesi sibopho sivame ukwenzeka phakathi kwama-athomu angewona awensimbi ane-electronegativities ephezulu futhi angafani kakhulu. Ukwakheka kwesibopho se-covalent kudlala indima ebalulekile kumakhemikhali ezinto eziphilayo... Funda kabanzi
Imibuzo Eyisibonelo Exoxa Ngokubopha kwe-Ionic Ukubopha kwe-Ionic uhlobo lwesibopho samakhemikhali esakhiwe ukudluliselwa kwe-electron eyodwa noma ngaphezulu kusuka ku-athomu eyodwa kuya kwenye, okuholela kuma-ion amabili anamacala aphikisanayo abese edonselana. Lokhu kubopha ngokuvamile kwenzeka phakathi kwezinsimbi nezingezona izinsimbi. Kulesi sihloko, sizobheka isibonelo... Funda kabanzi
Imibuzo Yezibonelo Exoxa Ngezisekelo Zokubopha Kwamakhemikhali Isingeniso Izibopho zamakhemikhali zingamandla ahlanganisa ama-athomu ndawonye ku-molecule noma i-compound. Ukuqonda izisekelo zokubopha kwamakhemikhali kubalulekile kubafundi be-chemistry ngoba kubeka isisekelo sokuqonda ukusabela kwamakhemikhali, isakhiwo sama-molecule, kanye nezakhiwo zezinto. Izibopho zamakhemikhali zingahlukaniswa ngezinhlobo eziningana eziyinhloko: izibopho ze-covalent, izibopho ze-ionic, kanye... Funda kabanzi
Imibuzo Yesibonelo Sokubopha Amakhemikhali: Kulesi sihloko, sizoxoxa ngezibopho zamakhemikhali—enye yemibono eyisisekelo ebaluleke kakhulu kumakhemikhali. Izibopho zamakhemikhali ukuxhumana phakathi kwama-athomu okuwavumela ukuthi akhe ama-compound noma ama-molecule. Kunezinhlobo eziningana ezivamile zezibopho zamakhemikhali: i-ionic, i-covalent, kanye ne-metallic. Ake sihlole uhlobo ngalunye lwesibopho ngezibonelo... Funda kabanzi