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Sep 22, 2022
Txoj kev npaj ntawm superoxide
Muaj peb txoj kev npaj tseem ceeb ntawm superoxide: ① Peroxide reacts nrog oxygen. ② Potassium, rubidium thiab cesium hlawv hauv cov pa ntau dhau. ③ Oxygen yog nkag mus rau hauv cov kua ammonia tov nt
Ntau
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Sep 21, 2022
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Sep 20, 2022
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Sep 19, 2022
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Sep 18, 2022
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Sep 17, 2022
Alloy tsis huv
Cov kws tshawb fawb Israeli pom quasicrystals thiab yeej 2011 Nobel nqi zog hauv chemistry ib leeg. Tag nrho cov paub quasicrystals yog intermetallic. Cov muaj pes tsawg leeg thiab cov qauv ntawm quas
Ntau
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Sep 16, 2022
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Sep 15, 2022