2020锟竭匡拷锟斤拷锟絎锟斤拷試锟叫斤拷(j锟斤拷ng)锟斤拷锟矫碉拷锟斤拷規(gu锟斤拷)锟斤拷
锟斤拷源锟斤拷锟竭匡拷锟絎(w锟斤拷ng)锟斤拷锟斤拷 2020-02-17 10:25:34
锟斤拷锟斤拷2020锟竭匡拷锟斤拷锟斤拷锟絖锟斤拷(zh锟斤拷n)锟斤拷锟斤拷蕚锟斤拷锟剿嗭拷锟斤拷锟竭匡拷锟絎(w锟斤拷ng)小锟斤拷锟斤拷锟轿伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭恍╋拷呖锟街拷R锟絚锟斤拷锟斤拷锟斤拷覅锟斤拷锟斤拷锟絰锟斤拷
锟斤拷锟斤拷1锟斤拷锟节斤拷計锟斤拷锟絵锟叫筹拷锟矫碉拷锟侥猴拷龋锟
锟斤拷锟斤拷原锟接猴拷取锟斤拷x锟接猴拷锟锟斤拷锟斤拷雍锟斤拷锟斤拷電荷猴拷取锟斤拷锟斤拷锟斤拷锟锟斤拷锟矫碉拷锟侥凤拷锟斤拷锟叫o拷锟絴(zh锟斤拷)锟斤拷锟截恒、锟斤拷锟斤拷锟斤拷锟斤拷锟絯一锟斤拷锟斤拷锟絆锟睫凤拷锟斤拷锟絇系锟斤拷锟斤拷十锟街斤拷锟斤拷锟酵癸拷锟姐法锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷還原锟斤拷锟斤拷锟斤拷原锟斤拷锟截猴拷锟斤拷電猴拷 平锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟矫得讹拷锟斤拷锟斤拷锟斤拷還原锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷睾锟斤拷玫枚啵
锟斤拷锟斤拷2锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟絚锟斤拷
锟斤拷锟斤拷原锟接撅拷锟絯 >锟絰锟接撅拷锟絯 >锟斤拷锟接撅拷锟絯 锟叫學锟絎锟斤拷锟斤拷原锟接撅拷锟絯锟叫o拷Si锟斤拷SiC 锟斤拷SiO2=锟酵斤拷锟斤拷石锟斤拷原锟接撅拷锟絯锟斤拷锟斤拷锟絚锟侥憋拷锟絕锟斤拷锟斤拷原锟接半徑锟斤拷锟斤拷锟斤拷(j锟斤拷)锟侥o拷 锟斤拷锟斤拷石 > SiC > Si 锟斤拷锟斤拷锟皆拷影霃斤拷锟絊i> C> O锟斤拷.
锟斤拷锟斤拷3锟斤拷锟絰锟斤拷锟角否共存:
锟斤拷锟锟斤拷锟1锟斤拷锟角凤拷锟叫筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟脚筹拷锟斤拷
锟斤拷锟锟斤拷锟2锟斤拷锟角凤拷锟斤拷锟斤拷電斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷3锟斤拷锟角凤拷l(f锟斤拷)锟斤拷锟斤拷锟斤拷還原锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷4锟斤拷锟角凤拷锟斤拷锟缴絡锟絰锟斤拷[Fe(SCN)2锟斤拷Fe(SCN)3锟斤拷Ag(NH3)+锟斤拷[Cu(NH3)4]2+ 锟斤拷]锟斤拷
锟斤拷锟锟斤拷锟5锟斤拷锟角凤拷l(f锟斤拷)锟斤拷锟絧水锟斤拷锟斤拷
锟斤拷锟斤拷4锟斤拷锟斤拷锟絚锟斤拷偷慕锟斤拷锟斤拷锟紿g (-38.9C锟斤拷)锟斤拷锟斤拷锟絚锟斤拷叩锟斤拷锟絎锟斤拷锟絬3410c锟斤拷锟斤拷锟杰讹拷锟斤拷锟锟斤拷锟斤拷锟揭婏拷锟斤拷锟斤拷锟終锟斤拷锟杰讹拷锟斤拷螅ǔ锟揭婏拷锟斤拷锟絇t锟斤拷
锟斤拷锟斤拷5锟斤拷锟杰發(f锟斤拷)锟斤拷锟統锟絉锟斤拷锟斤拷锟斤拷锟叫o拷
锟斤拷锟斤拷醛锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷锟斤拷锟斤拷锟紷锟斤拷HCNH2O锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角★拷锟斤拷芽锟斤拷锟斤拷锟斤拷锟缴發(f锟斤拷)锟斤拷锟統锟絉锟斤拷锟斤拷锟斤拷锟斤拷也锟斤拷同Cu(OH)2锟斤拷锟斤拷锟斤拷 計锟斤拷r锟斤拷锟絇系式一锟斤拷椋—CHO —— 2Ag
锟斤拷锟斤拷注锟解:锟斤拷锟統锟斤拷锟斤拷液锟斤拷锟斤拷锟絩锟斤拷锟斤拷醛锟斤拷锟斤拷锟斤拷锟斤拷锟解:HCHO —— 4Ag ↓ + H2CO3
锟斤拷锟斤拷锟斤拷锟斤拷式锟介:HCHO+4[Ag(NH3)2]OH = (NH4)2CO3 + 4Ag↓ + 6NH3 ↑+ 2H2O
锟斤拷锟斤拷6锟斤拷锟斤拷锟紽锟侥猴拷C锟斤拷锟节o拷
锟斤拷锟斤拷2%——4.3% 鋼的猴拷C锟斤拷锟节o拷0.03%——2% 锟斤拷锟斤拷锟絵锟斤拷锟斤拷NaCl锟叫猴拷锟斤拷MgCl2锟斤拷 CaCl2锟斤拷锟斤拷锟組gCl2锟斤拷水锟斤拷锟斤拷锟皆达拷锟絵锟阶筹拷锟斤拷锟斤拷锟斤拷HNO3锟节空氾拷锟斤拷锟轿成帮拷锟紽锟斤拷锟斤拷锟絯NaOH锟节空氾拷锟斤拷锟斤拷锟斤拷水锟轿筹拷锟斤拷液锟斤拷
锟斤拷锟斤拷7锟斤拷锟斤拷锟絯锟杰斤拷龋锟
锟斤拷锟斤拷锟斤拷一锟斤拷锟侥夛拷锟斤拷锟酵溫讹拷锟斤拷锟斤拷1锟絯锟絜水锟斤拷锟絖锟斤拷飽和狅拷B(t锟斤拷i)锟絩锟斤拷锟絯锟斤拷锟絯锟絜锟斤拷
锟斤拷锟斤拷8锟斤拷锟斤拷锟絯锟斤拷水锟絪占锟斤拷锟絯锟絴(zh锟斤拷)锟斤拷锟斤拷2/3锟斤拷锟斤拷锟芥淡水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷水锟斤拷锟斤拷1%锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷V锟斤拷燃锟斤拷锟角o拷煤锟斤拷石锟酵★拷锟斤拷然锟斤拷锟斤拷石锟斤拷锟斤拷要锟斤拷C锟斤拷H锟斤拷元锟截★拷
锟斤拷锟斤拷9锟斤拷锟截氾拷锟叫o拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥斤拷锟斤拷元锟斤拷锟斤拷— Al 锟斤拷锟斤拷锟斤拷锟侥非斤拷锟斤拷元锟斤拷锟斤拷—O HClO4(锟斤拷锟斤拷锟斤拷)—锟斤拷锟筋強锟斤拷锟斤拷
锟斤拷锟斤拷10锟斤拷锟斤拷水锟斤拷锟揭达拷锟斤拷液一锟接o拷锟斤拷锟杰讹拷小锟斤拷1锟斤拷锟斤拷锟皆斤拷锟锟斤拷锟杰讹拷越小锟斤拷锟斤拷锟斤拷锟斤拷芏却锟斤拷锟1锟斤拷锟斤拷锟皆斤拷锟斤拷芏锟皆斤拷锟锟斤拷98%锟侥濓拷锟斤拷锟斤拷锟斤拷芏葹椋1.84g/cm3锟斤拷
锟斤拷锟斤拷11锟斤拷锟节讹拷锟斤拷電極锟斤拷锟斤拷锟斤拷锟絅锟絰锟接的凤拷锟斤拷锟斤拷
锟斤拷锟斤拷陰極锟斤拷锟絑锟斤拷拥锟斤拷锟斤拷锟斤拷锟斤拷锟紸u3+ >Ag+>Hg2+ >Cu2+ >Pb2+ >Fa2+ >Zn2+ >H+>Al3+>Mg2+ >Na+ >Ca2+ >K+
锟斤拷锟斤拷陽極锟斤拷失锟斤拷拥锟斤拷锟斤拷锟斤拷锟斤拷锟絊2- >I- >Br– >Cl- >OH- >锟斤拷锟斤拷锟斤拷锟
锟斤拷锟斤拷注锟解:锟斤拷锟矫斤拷锟斤拷锟斤拷陽極锟斤拷電斤拷r陽極锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷還原锟斤拷锟斤拷锟斤拷Pt锟斤拷Au锟斤拷锟解)
锟斤拷锟斤拷12锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紸指示锟斤拷锟斤拷變色锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷13锟斤拷锟斤拷見锟斤拷锟絲锟絯锟斤拷
锟斤拷锟斤拷液锟斤拷锟絲锟斤拷Fe(OH)3锟斤拷AgI锟斤拷牛锟斤拷锟斤拷锟斤拷?ji锟斤拷){锟斤拷锟斤拷龋锟斤拷锟斤拷锟斤拷z锟斤拷锟紽锟斤拷锟狡★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絲锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷水锟斤拷锟饺★拷
锟斤拷锟斤拷14锟斤拷锟叫機锟絙锟絜锟絩锟斤拷注锟斤拷锟矫碉拷水锟斤拷锟斤拷水锟紷锟斤拷锟絅锟斤拷锟絴(zh锟斤拷)锟斤拷
锟斤拷锟斤拷15锟斤拷锟斤拷使锟斤拷水锟斤拷色锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟铰o拷锟斤拷锟斤拷色锟斤拷原锟斤拷锟斤拷圆锟酵拷锟较锟斤拷炔锟饺诧拷飽和烴锟斤拷锟接筹拷锟斤拷色锟斤拷锟斤拷锟斤拷锟接o拷取锟斤拷锟斤拷色锟斤拷锟斤拷锟揭达拷锟斤拷醛锟斤拷锟斤拷锟结、锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角等o拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟叫機锟杰勶拷[CCl4锟斤拷锟饺凤拷锟斤拷锟藉苯锟斤拷CS2锟斤拷锟杰度达拷锟斤拷水锟斤拷锟斤拷锟絅锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同系锟斤拷锟斤拷锟斤拷锟斤拷锟杰讹拷小锟斤拷水锟斤拷]锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷取锟斤拷锟斤拷色锟斤拷
锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟绞傦拷锟斤拷锟竭匡拷锟紸锟統锟斤拷志愿锟斤拷锟锟斤拷锟饺★拷謹锟(sh锟斤拷)锟斤拷锟斤拷
锟斤拷锟斤拷锟竭匡拷锟絩锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚
锟斤拷锟斤拷锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號
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锟竭匡拷院校锟斤拷锟斤拷锟斤拷锟斤拷W锟斤拷锟絰锟斤拷锟絀(y锟斤拷)锟斤拷一锟斤拷锟斤拷位锟斤拷锟斤拷
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