Pawg 4a cov ntsiab lus hu ua dab tsi?
Pawg 4a cov ntsiab lus hu ua dab tsi?

Video: Pawg 4a cov ntsiab lus hu ua dab tsi?

Video: Pawg 4a cov ntsiab lus hu ua dab tsi?
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Pawg 4A Nws muaj cov Carbon (C), Silicon (Si), Germanium (Ge), Tin (Sn), thiab Lead (Pb) thiab nyob rau sab xis ntawm sab xis ntawm lub rooj zaum. Tag nrho cov no cov ntsiab lus yog cov khoom nyob rau hauv chav tsev kub.

Ib yam li ntawd, pawg 4a lub npe yog dab tsi?

Pawg 4A (los yog IVA) ntawm lub sij hawm lub sij hawm muaj xws li cov nonmetal carbon (C), cov metalloids silicon (Si) thiab germanium (Ge), cov hlau tin (Sn) thiab lead (Pb), thiab cov tseem-unnamedartificially-produced element ununquadium (Uuq).

Ib yam li ntawd, pes tsawg valence electrons ua pawg 4a cov ntsiab lus? Pawg 4A cov ntsiab lus muaj 2 valence electrons hauv s orbital thiab 2 valence electrons hauv p orbital. Pab pawg 5 A cov ntsiab lus muaj 2 valence electrons inan s orbital thiab 3 valence electrons hauv p orbital. Pab pawg 6 A cov ntsiab lus muaj 2 valence electrons inan s orbital thiab 4 valence electrons hauv porbitals.

Ntawm no, Pawg 5a cov ntsiab lus hu ua dab tsi?

Cia wb saib sai sai ntawm pawg 5A , uas yog nyob rau sab xis ntawm lub periodic rooj. Pawg 5A suav nrog Nitrogen (N), Phosphorus (P), Arsenic (As), Antimony (Sb), thiab Bismuth (Bi).

Pawg 14 cov ntsiab lus hu ua dab tsi?

Cov Tsev Neeg Carbon [edit] Pawg 14 (IVA) muaj carbon, silicon, germanium, tin, thiab lead. Carbon yog cov hlau tsis muaj hlau, silicon thiab germanium yog metalloids, thiab tin thiab txhuas yog hlau. Pawg 14 ntsiab lus tsim gaseous hydrogen compounds nrog nyuaj.

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