Muaj pes tsawg atoms al2 co3 3 muaj?

Video: Muaj pes tsawg atoms al2 co3 3 muaj?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

Ib feem pua ntawm cov khoom

Element	Cim	# ntawm Atoms
Aluminium	Al	2
Cov pa roj carbon	C	3
Oxygen	O	9

Kuj paub, tag nrho cov atoms hauv cov mis al2 co3 3 yog dab tsi?

Chemistry Semester 1 pretest / Sem 1 EOC tshuaj xyuas

A	B
Muaj pes tsawg atoms nyob hauv cov mis Al2(CO3)3?	14
Muaj pes tsawg carbon atoms nyob rau hauv cov mis Al2 (CO3)3?	3
Muaj pes tsawg oxygen atoms nyob rau hauv cov mis Al2 (CO3)3?	9
Muaj pes tsawg ntawm txhua hom atoms muaj nyob hauv cov mis NH4C2H3O2?	N = 1, H = 7, C = 2, O = 2

Tsis tas li ntawd, lub npe ntawm al2 co3 3 yog dab tsi? Aluminium carbonate

Tib neeg kuj nug, pes tsawg atoms nyob rau hauv txhuas carbonate?

14 atom ua

Muaj pes tsawg grams al2 co3 3?

233,989776g ib

Pom zoo:

Muaj pes tsawg atoms nyob rau hauv calcium dihydrogen phosphate?

Lub molecule muaj 3 calcium atoms, 2 phosphateatoms thiab 8 O atoms nyob rau hauv nws

Muaj pes tsawg atoms yog halogens?

Hauv cov duab hauv qab no, cov atoms (piv txwv li cov ntsiab lus) uas tseem ceeb hauv daj yog halogens (pawg 17 atoms)

Muaj pes tsawg atoms nyob rau hauv dej molecule?

peb atoms Hauv qhov no, pes tsawg oxygen atoms nyob rau hauv ib lub molecule ntawm dej? Cov tshuaj formula rau dej yog H 2 O uas txhais tau tias txhua molecule ntawm dej muaj 2 atom ua ntawm hydrogen (H) thiab ib atom ntawm oxygen (O).

Muaj pes tsawg resonance qauv co3 2 muaj?

peb Kuj nug, puas yog co3 2 muaj cov qauv resonance? Txij li thaum carbon yog nyob rau hauv lub sij hawm 2 nws ua tsis yog muaj nkag mus rau d sublevel thiab yuav tsum ua raws li txoj cai octet. Muaj peb yam sib txawv resonance qauv los ntawm carbonate.