Ntawm lub cev thiab tshuaj lom neeg?
Ntawm lub cev thiab tshuaj lom neeg?

Video: Ntawm lub cev thiab tshuaj lom neeg?

Video: Ntawm lub cev thiab tshuaj lom neeg?
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Anonim

Ib lub cev khoom yog ib yam ntawm cov khoom uas tuaj yeem soj ntsuam lossis ntsuas yam tsis hloov tus kheej ntawm cov khoom. Lub cev muaj xws li xim, ntom, hardness, thiab melting thiab boiling cov ntsiab lusCov khoom siv tshuaj piav qhia txog lub peev xwm ntawm ib yam khoom los hloov pauv tshuaj lom neeg.

Lub cev thiab tshuaj lom neeg ntawm txhua lub ntsiab yog dab tsi?

Cov piv txwv paub ntawm lub cev muaj xws li ntom, xim, hardness, melting thiab boiling point, thiab hluav taws xob conductivity. … Piv txwv ntawm cov khoom siv tshuaj muaj xws li flammability, toxicity, acidity, thiab ntau lwm yam reactivity.

7 tshuaj muaj dab tsi?

Ntawm no yog qee qhov piv txwv ntawm cov khoom siv tshuaj:

  • Reactivity nrog lwm cov tshuaj.
  • Txoj kev phem.
  • coordination number.
  • Flammability.
  • Enthalpy of formation.
  • Kub kub combustion.
  • Oxidation xeev.
  • tshuaj ruaj khov.

5 yam tshuaj muaj dab tsi?

Piv txwv ntawm cov tshuaj muaj xws li flammability, toxicity, acidity, reactivity (ntau hom), thiab kub ntawm combustion. Hlau, piv txwv li, ua ke nrog oxygen nyob rau hauv lub xub ntiag ntawm dej los ua xeb; chromium tsis oxidize (Daim duab 2).

Yuav ua li cas yog tshuaj lom neeg?

Ib yam khoom muaj tshuaj lom neeg yog ib yam ntxwv ntawm ib yam khoom uas tuaj yeem pom hauv tshuaj tiv thaiv. Qee yam tshuaj lom neeg muaj xws li flammability, toxicity, kub ntawm combustion, pH nqi, tus nqi ntawm radioactive decay, thiab tshuaj stability.

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