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27 June 2019
- 20:5520:55, 27 June 2019 diff hist −50 Lead sulfide No edit summary
- 20:5520:55, 27 June 2019 diff hist −101 Chromium No edit summary current
- 20:2620:26, 27 June 2019 diff hist +707 N Quartz Created page with "{{Mineral |name=Quartz |freq=common |hardness=7 |density=2.65 |chemf=SiO2 }} Quartz is a mineral composed entirely of silicon dioxide. Both the "rock crystal" form and the..." current
- 16:4316:43, 27 June 2019 diff hist +393 N Cinnabar Created page with "{{Ore |name=Cinnabar |freq=uncommon |hardness=2-2.5 |density=8 |chemf=HgS |m1=Hg |calctemp=580 |calcprod=HgO |decomp= {{TDRow | input=Cinnabar ({{#Chem: HgS}}) | output..." current
- 16:4216:42, 27 June 2019 diff hist +7,790 N Chamber process Created page with "A.K.A. '''Lead chamber process'''. This process converts sulfur, water, and air to sulfuric acid. The maximum concentration using the chamber process is approx..."
- 16:4216:42, 27 June 2019 diff hist +393 N Magnetite Created page with "{{Ore |name=Magnetite |freq=common |hardness=5.5-6.5 |density=5.17 |chemf=Fe3O4 |m1=Fe }} Magnetite, along with Hematite and iron pyrite is a primary ore of iron...." current
- 16:4116:41, 27 June 2019 diff hist +182 N Hematite Created page with "{{Ore |name=Iron pyrite |freq=common |hardness=6-6.5 |density=5 |chemf=FeS2 |m1=Fe |calcprod=Fe2O3 }} pyrite, along with Hematite and Magnetite is a primary ore of ..." current
- 16:4016:40, 27 June 2019 diff hist +181 N Iron pyrite Created page with "{{Ore |name=Iron pyrite |freq=common |hardness=6-6.5 |density=5 |chemf=FeS2 |m1=Fe |calcprod=Fe2O3 }} pyrite, along with Hematite and Magnetite is a primary ore of i..."
- 16:3916:39, 27 June 2019 diff hist +1,993 N Urease Created page with "Urease is an enzyme that converts urea into ammonia. ==Uses== Urease autocatalyzes the conversion of urea to ammonia : {{#Chem: CO(NH2)2 + H2O { urease = } 2NH3 +..."
- 16:3916:39, 27 June 2019 diff hist +3,728 N Sulfur dioxide Created page with "{{Compound|chemf=SO3 |mm=64.066|ss=201|mp=-72|bp=-10|sol_aq=94|density=0.0026288 stp_p=gas|stp_q=colorless noxious|nfpa_h=3|nfpa_f=2|idlh=100ppm }} ==Uses== The primary use of..."
- 16:3616:36, 27 June 2019 diff hist +1,693 N Sulfur Created page with "{{Compound|name=Sulfur|chemf=S|density=2|num=16|group=Nonmetals|stp_p=solid|stp_q=yellow|mm=32|mp=116|bp=444|nfpa_h=1|nfpa_f=1}} ==Uses== ===Primary=== * Feedstock for sulfu..."
- 16:3416:34, 27 June 2019 diff hist +1,751 N Hydrogen sulfide Created page with "{{Compound|chemf=H2S |mm=34.1|mp=-82|bp=-60|density=0.001363|fv=17.65|idlh=100ppm |nfpa_h=4|nfpa_f=4|stp_p=gas|stp_q=colorless }} Hydrogen sulfide is a toxic gas evolved from..."
- 16:3216:32, 27 June 2019 diff hist +1,159 N Sodium sulfate Created page with "{{Compound|chemf=Na2SO4|group=salts |mm=142.04|density=2.664|mp=884|bp=1429|sol_aq=232 |stp_p=crystals|stp_q=white|nfpa_h=1 |decomp={{DecompSec|start=sodium sulfate decahydrat..." current
- 16:3116:31, 27 June 2019 diff hist +1,035 N Sodium nitrate Created page with "{{Compound|chemf=NaNO3|group=salts |mm=85|density=2.257|mp=308 |decomp={{DecompRow|input=sodium nitrate|temp=380|output={{#Chem: NaNO2, O2}}}} |stp_p=crystals|stp_q=white|nfpa..."
- 16:3016:30, 27 June 2019 diff hist +191 N Hemimorphite Created page with "{{Ore |name=Hemimorphite |freq=rare |hardness=4.5-5 |density=3.5 |chemf=Zn4Si2O7(OH)2•H2O |m1=Zn |calcprod=ZnO }} Hemimorphite is a hydrated zinc silicate, and a primary sou..." current
- 16:2916:29, 27 June 2019 diff hist +2,010 N Sodium bisulfate Created page with "{{Compound|chemf=NaHSO4|group=salts |mm=120.6|density=1.8|mp=315|sol_aq=285 |nfpa_h=2|nfpa_r=1|stp_p=powder|stp_q=white |decomp={{DecompSec|start=sodium bisulfate monohydrate..." current
- 16:2516:25, 27 June 2019 diff hist +1,179 N Sodium bicarbonate Created page with "{{Compound|chemf=NaHCO3|group=salts |mm=84.007|density=2.2|stp_p=solid|sol_aq=96|ior=1.583 |stp_p=solid|stp_q=white|nfpa_r=1 |medicine=yes|listed_dhs=yes |decomp={{DecompRow|i..." current
- 16:2416:24, 27 June 2019 diff hist +437 N Smithsonite Created page with "{{Ore |name=Smithsonite |freq=rare |hardness=4.5 |density=4.4 |chemf=ZnCO3 |m1=Zn |calctemp=400-900 |calcprod=ZnO }} Smithsonite, along with Hemimorphite are primary ores..." current
- 16:2316:23, 27 June 2019 diff hist +1,398 N Silicon Created page with "{{Compound|name=Silicon|chemf=Si|density=2.33|num=14|group=Metalloids|stp_p=solid|stp_q=black|mm=28.0|mp=1414|bp=3265|nfpa_h=1}} ==Uses== ===Justifying=== * -dioxide is the ke..." current
- 16:2316:23, 27 June 2019 diff hist +197 N Pyrolusite Created page with "Pyrolusite is an important ore of manganese {{Ore |name=Pyrolusite |freq=common |hardness=6-6.5 |density=4.4-5 |chemf=MnO2 |m1=Mn }} ==Hazards== * Finely ground pyrolusite..." current