Hlau, hlau, thiab dej yog qee qhov piv txwv ntawm cov khoom ntshiab. Cua tuaj yeem yog homogeneous sib xyaw uas feem ntau suav hais tias yog cov khoom ntshiab. Raws li peb paub pob zeb diamond, sucrose, zib ntab, thiab huab cua txhua yam yog cov khoom ntshiab. Cov dej ntshiab muaj ob lub hydrogen thiab ib qho oxygen atom.
Yuav ua li cas yog ib yam khoom ntshiab?
Piv txwv ntawm cov tshuaj ntshiab muaj xws li tin, sulfur, pob zeb diamond, dej, qab zib ntshiab (sucrose), cov ntsev ntsev (sodium chloride) thiab ci dej qab zib (sodium bicarbonate). … Tin, sulfur, thiab pob zeb diamond yog cov piv txwv ntawm cov khoom ntshiab uas yog tshuaj lom neeg. Tag nrho cov ntsiab lus yog cov tshuaj ntshiab
10 yam piv txwv ntawm cov tshuaj ntshiab yog dab tsi?
Piv Txwv Cov Khoom Ntshiab
- Hydrogen gas.
- Kub hlau.
- YSugar (sucrose)
- Baking soda (sodium bicarbonate)
- Ammonia.
- pob zeb diamond.
- tooj liab.
- Silicon chip.
Puas yog ob yam hauv qab no yog cov tshuaj dawb huv?
Elements and compounds yog ob hom tshuaj dawb huv.
Yuav ua li cas hauv qab no yog cov lus nug dawb huv?
Ib yamyog ib qho piv txwv ntawm cov khoom ntshiab vim nws tsis tuaj yeem tawg ua cov khoom yooj yim. Piv txwv ntawm cov tshuaj ntshiab yuav yog: H2O (dej), neon (ib qho khoom), thiab NaCl (rooj ntsev).
