Cov piv txwv ntawm kev hloov pauv yog dab tsi?
Cov piv txwv ntawm kev hloov pauv yog dab tsi?

Video: Cov piv txwv ntawm kev hloov pauv yog dab tsi?

Video: Cov piv txwv ntawm kev hloov pauv yog dab tsi?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
Anonim

Cov Hlau Hloov Pauv muaj, tshwj tsis yog Aluminium, Tin thiab Lead, tag nrho cov hlau uas tib neeg xav tias yog cov hlau ua haujlwm. Hlau , Tooj , Zinc, Titanium, Tungsten, tag nrho cov khoom muaj nqi hlau, thiab nyob rau hauv thiab nyob rau thiab nyob rau.

Ib yam li ntawd, koj txhais li cas los ntawm kev hloov pauv cov ntsiab lus?

Cov Hloov cov ntsiab lus yog cov cov ntsiab lus muaj ib feem puv d los yog f subshell nyob rau hauv tej yam oxidation xeev. Lub sij hawm " Hloov cov ntsiab lus " feem ntau yog hais txog qhov d - thaiv Hloov cov ntsiab lus.

Kuj Paub, cov hlau hloov pauv siv rau dab tsi? Kev hloov pauv hlau muaj ntau yam kev siv, nrog rau qee qhov tseem ceeb hauv qab no:

  • Hlau feem ntau ua rau hlau, uas muaj zog dua thiab yooj yim dua li cov hlau ntawm nws tus kheej.
  • Titanium feem ntau siv nyob rau hauv fighter aircrafts, dag hips thiab kav nyob rau hauv nuclear fais fab chaw nres tsheb.

Ib yam li ib tug yuav nug, uas yog cov hlau hloov pauv?

38 lub ntsiab lus hauv pawg 3 txog 12 ntawm lub sijhawm teem sijhawm hu ua " kev hloov hlau ". Raws li nrog tag nrho hlau , cov kev hloov pauv cov khoom yog ob qho tib si ductile thiab malleable, thiab ua hluav taws xob thiab cua sov. Cov ntsiab lus no yog hlau, cobalt, thiab npib tsib xee, thiab lawv tsuas yog cov khoom paub los tsim cov hlau nplaum.

Vim li cas cov kev hloov pauv hu ua qhov ntawd?

Cov kev hloov hlau tau muab rau lawv npe vim tias lawv muaj qhov chaw nruab nrab ntawm Pawg 2A (tam sim no Pawg 2) thiab Pawg 3A (tam sim no Pawg 13) hauv pawg loj cov ntsiab lus . Yog li ntawd, thiaj li yuav tau txais los ntawm calcium mus rau gallium nyob rau hauv Lub Sijhawm Table, koj yuav tsum tau kev hloov pauv koj txoj kev los ntawm thawj kab ntawm d thaiv (Sc → Zn).

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