User contributions for Admin

Jump to navigation Jump to search
Search for contributionsExpandCollapse
⧼contribs-top⧽
⧼contribs-date⧽
(newest | oldest) View ( | ) (20 | 50 | 100 | 250 | 500)

18 October 2023

17 October 2023

16 October 2023

14 October 2023

12 October 2023

11 October 2023

9 October 2023

8 July 2023

  • 08:3808:38, 8 July 2023 diff hist +698 N Potassium iodideCreated page with "{{Compound|chemf=KI|group=salts |mm=168.0028|mp=681|bp=1330|density=3.123|sol_aq=1400|sol_et=20 |nfpa_h=1 |medicine=yes|med_class=Dietary Supplements |medication=yes|listed_who=yes}} ==Uses== ===Primary=== * Pharm: WHO LEM dietary supplement * Thyroid protection ==Natural occurrence== * Potassium iodide occurs in kelp ==Hazards== ==Production== ===Extraction=== ===Synthesis=== #Combine iodine with potassium hydroxide in water and heat. #: {{#Chem: 3I2 + 6K..." current

7 July 2023

5 July 2023

4 July 2023

3 July 2023

1 July 2023

30 June 2023

  • 06:4006:40, 30 June 2023 diff hist +356 N Calcium bromideCreated page with "{{Compound|chemf=CaBr2 |mm=199.89|density=3.353|mp=730|bp=1815|sol_aq=1430 |stp_p=crystals|stp_q=white }} ==Uses== *Feedstock for hydrobromic acid ===Other=== ==Natural occurrence== ==Hazards== ==Character== ==Production== ===Extraction=== ===Synthesis=== ==Testing== ==Purification== ==Storage== ==Disposal== ==See Also== ==References== <references/>" current
  • 01:1801:18, 30 June 2023 diff hist +848 N Calcium nitrateCreated page with "{{Compound|chemf=Ca(NO3)2 |mm=164.088|density=2.504|mp=561 |group=salts |stp_p=crystal|stp_q=white |nfpa_h=1|nfpa_r=3|nfpa_o=OX}} ==Uses== {{Justify}} ===Other=== * Feedstock for potassium nitrate and sodium nitrate ==Natural occurrence== Calcium nitrate occurs naturally as a result of bacterial nitrification in compost ==Hazards== ==Production== ===Synthesis=== * Neutralize nitric acid with a calcium salt (calcium carbonate) *: {{#Chem: 2HNO3 + CaC..." current
  • 01:1601:16, 30 June 2023 diff hist +4,200 N SaltpeterCreated page with "Saltpeter is a mixture of alkali nitrates, including potassium nitrate, sodium nitrate and calcium nitrate. It is extremely valuable in early chemistry as the most common source of the nitrate ({{#Chem: NO3}} anion) until the haber/bosch/ostwald chain becomes available. ==Uses== * Essential for efficient production of sulfuric acid via the chamber process * Feedstock for nitric acid * Essential for the production of blackpowder ==Natural occu..." current
  • 01:1301:13, 30 June 2023 diff hist +440 N Silver nitrateCreated page with "{{Compound|chemf=AgNO3 |mm=169.872|density=4.35|mp=209.7|bp=440|sol_aq=2560 |stp_p=liquid|stp_q=clear, colorless |nfpa_h=3 |nfpa_r=2 |nfpa_o=OX }} ==Uses== ===Other=== * Feedstock for nitric acid via halide acids * Early photographic material ==Natural occurrence== ==Hazards== ==Character== ==Production== ===Extraction=== ===Synthesis=== ==Testing== ==Purification== ==Storage== ==Disposal== ==See Also== ==References== <references/>" current

29 June 2023

28 June 2023

  • 22:4922:49, 28 June 2023 diff hist +3 Hydrobromic acidNo edit summary current
  • 22:4822:48, 28 June 2023 diff hist +2,033 N Mineral acid intraconversionCreated page with "{|class=wikitable |+Mineral acid intraconversion !colspan=2 rowspan=2|  !colspan=9|To |- !{{acidlink|Sulfuric}} !{{acidlink|Nitric}} !{{acidlink|Phosphoric}} !{{acidlink|Boric}} !{{acidlink|Perchloric}} !{{acidlink|Hydrofluoric}} !{{acidlink|Hydrochloric}} !{{acidlink|Hydrobromic}} !{{acidlink|Hydroiodic}} |- !rowspan=9|From !{{acidlink|Sulfuric}}||—||Saltpeter↑||Apatite↑||Borax↑||[[Calcium perchlorate {{!}}{{#Chem:Ca(ClO4)2}}]]&darr..."
(newest | oldest) View ( | ) (20 | 50 | 100 | 250 | 500)