Cov pab pawg nyob qhov twg ntawm lub rooj zaum?
Cov pab pawg nyob qhov twg ntawm lub rooj zaum?

Video: Cov pab pawg nyob qhov twg ntawm lub rooj zaum?

Video: Cov pab pawg nyob qhov twg ntawm lub rooj zaum?
Video: 1 tsug 13 hnub _part#2_phees lauj fullmusic MV 2022-2023 2024, Kaum ib hlis
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Hauv chemistry, a pab pawg (tseem hu ua tsev neeg) yog ib kem ntawm cov ntsiab lus hauv daim ntawv qhia hnub ntawm cov tshuaj chemical. Muaj 18 tus lej pab pawg hauv daim ntawv qhia hnub ; cov kab f-block (nruab nrab pab pawg 3 thiab 4) tsis suav nrog.

Ib yam li ntawd, pawg naj npawb ntawm lub rooj zaum nyob qhov twg?

Pawg 1, 2, thiab 13–18 yog lub ntsiab pab pawg cov ntsiab lus, teev raws li A hauv cov laus rooj . Pawg 3-12 yog nyob rau hauv nruab nrab ntawm lub daim ntawv qhia hnub thiab yog cov kev hloov pauv, teev raws li B hauv cov laus rooj.

Ib sab saum toj no, muaj pes tsawg pab pawg nyob rau hauv lub sij hawm? 18 pawg

Ib tug kuj yuav nug, dab tsi yog pab pawg ntawm ib lub rooj zaum?

Pab pawg ( daim ntawv qhia hnub ) A pab pawg yog ib kem ntawm lub daim ntawv qhia hnub . Cov ntsiab lus zoo ib yam pab pawg feem ntau muaj cov khoom zoo sib xws, vim tias lawv muaj tib tus lej ntawm cov hluav taws xob hauv lub plhaub sab nraud. Muaj yim lub ntsiab pab pawg ntawm cov ntsiab lus, naj npawb 1, 2, thiab 13-18.

Dab tsi yog 7 pawg ntawm lub sijhawm teem sijhawm?

Cov ntsiab lus nthuav tawm hauv txhua qhov Periodic Table Pawg yog Gas, Liquid lossis Solid nyob rau hauv chav tsev kub thiab muab faib rau hauv pab pawg xws li: Alkali Metals, Alkaline Earth Metals, Transition Metals, Metalloids, Other Metals, Non-metals, Halogens, Noble Gases and Rare Earth Elements.

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