Magnesium carbonate: Difference between revisions
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JeffEvarts (talk | contribs) (Created page with "{{Compound|chemf=MgCO3|group=salts |density=2.958|mp=350(decomp)|sol_aq=0.139|mm=84.3 |nfpa_h=1 }} {{DecompBox|start=Magnesium Carbonate |row1={{TDRow|temp=unk|input=pentahydr...") |
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Revision as of 01:34, 26 June 2019
| Chemical formula | MgCO3 |
|---|---|
| Molar Mass(g/mol) | 84.3 |
| Density(g/cc) | 2.958 |
| Melting Point(°C) | 350(decomp) |
| Solubility in water(g/L) | 0.139 |
| NFPA 704 |  0
1
0
|
!colspan=2|Thermal decomposition of
Magnesium Carbonate
|-
!style="text-align:right;" | unk
|
pentahydrate
unk°C
trihydrate
unk°C
trihydrate
|- |-
!style="text-align:right;" | 157
|
trihydrate
157°C
dihydrate
157°C
dihydrate
|-|-
!style="text-align:right;" | 179
|
dihydrate
179°C
anhydrous
179°C
anhydrous
|-|-
!style="text-align:right;" | 540
|
anhydrous
540°C
Magnesium oxide
540°C
Magnesium oxide
|-
Magnesium carbonate is a close analogue of calcium carbonate
Uses
Justification Questioned
Other
- Feedstock for magnesium oxide, and thence to most magnesium compounds.
Natural Occurrence
Magnesium carbonate occurs naturally as the mineral Magnesite