Manganese sulfate thaj chaw

Nov 03, 2020

Anhydrous manganese sulfate yog ze li ntawm dawb orthorhombic siv lead ua.

Manganese sulfate monohydrate yog lub teeb ci liab monoclinic ci ntsa iab uas muaj qhov ceev ntawm 2.95g / mL (25 ° C), qhov chaw yaj ntawm 700 ° C, thiab qhov kub taw ntawm 850 ° C. Tsis ruaj khov nyob rau hauv ib txwm kub thiab siab. Nws yog yooj yim soluble hauv dej, nrog solubility ntawm 5-10g / 100 mL (21 ° C), thiab insoluble hauv ethanol. Nws pib poob dej siv lead ua thaum rhuab mus rau sab saum toj 200 ℃, poob feem ntau ntawm cov dej siv lead ua ntawm kub txog 280 ℃, thiab dhau los ua dej qab ntsev tsis muaj zog thaum 700 ℃. Nws pib ua rau cov cua sov li 850 ° C, thiab tso cov sulfur trioxide, sulfur dioxide lossis oxygen vim muaj cov xwm txheej sib txawv. Cov dub ntxiv uas tsis muaj qhov to tsis haum rau tetroxide yog xeb tag li ntawm 1150 ° C.

Manganese sulfate tetrahydrate yog translucent lub teeb sawv-liab siv lead ua nrog qhov ceev ntawm 2.107g / mL (25 ° C), soluble hauv dej.

Nws pib ua rau siab tshaj 850 ° C. Vim tias cov qib sib txawv ntawm cov cua sov, nws tuaj yeem tso cov ntawv sulfur trioxide, sulfur dioxide lossis oxygen, thiab cov seem yog manganese dioxide lossis trimanganese tetroxide. Manganese sulfate tuaj yeem tsim cov tshuaj hydrates uas muaj 1, 2, 3, 4, 5, thiab 7 dej ntshiab. Thaum rhuab mus rau sab saud 280 ° C, nws tuaj yeem plam tag nrho nws cov dej siv lead ua thiab tsis muaj zog.


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