锟竭讹拷锟絎(xu锟斤拷)锟斤拷锟斤拷(f锟斤拷)锟斤拷(x锟斤拷)锟斤拷锟絎(xu锟斤拷)锟截憋拷知锟絉锟絚
2024-09-14 23:07:56锟絎(w锟斤拷ng)锟絡(lu锟斤拷)锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟杰斤拷锟斤拷規(gu锟斤拷)锟斤拷——見锟杰斤拷锟皆憋拷;
锟斤拷锟斤拷2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
锟斤拷锟斤拷指示锟斤拷PH锟斤拷變色锟斤拷锟斤拷
锟斤拷锟斤拷锟阶伙拷锟斤拷<3.1锟絫色>4.4锟絊色;锟斤拷酞<8.0锟給色>10.0锟絫色;石锟斤拷<5.1锟絫色>8.0锟絳色
锟斤拷锟斤拷3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(锟絑锟斤拷拥锟斤拷锟斤拷锟�)锟斤拷Au3+>Ag+>Hg2+>Cu2+>Pb2+>Fa2+>Zn2+>H+>Al3+>Mg2+>Na+>Ca2+>K+
锟斤拷锟斤拷陽極(失锟斤拷拥锟斤拷锟斤拷锟�)锟斤拷S2->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(y锟斤拷ng)(Pt锟斤拷Au锟斤拷锟斤拷)
锟斤拷锟斤拷4锟斤拷锟絧水锟斤拷锟絰锟接凤拷锟斤拷式锟侥曪拷锟斤拷锟斤拷锟斤拷锟斤拷邊锟斤拷锟斤拷水锟斤拷锟斤拷x锟接ｏ拷锟斤拷邊锟斤拷锟斤拷水锟斤拷a(ch锟斤拷n)锟斤拷;锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷邊锟斤拷锟斤拷平電猴拷锟斤拷锟斤拷锟斤拷锟斤拷邊锟斤拷平锟斤拷锟斤拷原锟斤拷;锟斤拷H锟斤拷O锟斤拷平锟絫锟斤拷锟斤拷邊锟斤拷水锟斤拷
锟斤拷锟斤拷5锟斤拷锟斤拷電解總锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷式锟侥凤拷锟斤拷锟斤拷锟劫凤拷锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟斤、锟斤拷锟斤拷锟斤拷锟斤拷什么;锟斤拷锟斤拷平锟斤拷
锟斤拷锟斤拷6锟斤拷锟斤拷一锟斤拷锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷式锟街岋拷锟缴讹拷锟斤拷電極锟斤拷锟斤拷(y锟斤拷ng)锟侥凤拷锟斤拷锟斤拷锟劫帮拷锟斤拷拥锟绞э拷锟斤拷锟斤拷锟斤拷锟斤拷敕达拷锟�(y锟斤拷ng)式;锟斤拷锟劫匡拷锟絔锟斤拷锟斤拷(y锟斤拷ng)锟絩锟侥環(hu锟斤拷n)锟斤拷(锟斤拷锟皆伙拷A锟斤拷);锟斤拷使锟斤拷邊锟斤拷原锟接旓拷(sh锟斤拷)锟斤拷電荷旓拷(sh锟斤拷)锟斤拷锟�锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷電池冿拷(n锟斤拷i)锟侥凤拷锟斤拷(y锟斤拷ng)锟介：Pb+PbO2+2H2SO4=2PbSO4+2H2O試锟斤拷锟斤拷锟斤拷锟斤拷原電筹拷(锟斤拷锟�)锟絩锟斤拷電極锟斤拷锟斤拷(y锟斤拷ng)锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫反锟斤拷(y锟斤拷ng)锟斤拷Pb–2e-→PbSO4PbO2+2e-→PbSO4
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆環(hu锟斤拷n)锟斤拷锟斤拷锟斤拷锟絘锟組锟斤拷锟斤拷原锟接ｏ拷锟斤拷(y锟斤拷ng)锟介：負锟絆锟斤拷Pb+SO42--2e-=PbSO4
锟斤拷锟斤拷锟斤拷锟絆锟斤拷PbO2+4H++SO42-+2e-=PbSO4+2H2O
锟斤拷锟斤拷注锟解：锟斤拷(d锟斤拷ng)锟角筹拷電時锟絫锟斤拷電斤拷锟斤拷電極锟斤拷锟斤拷(y锟斤拷ng)锟絫锟斤拷锟斤拷锟斤拷電極锟斤拷锟斤拷(y锟斤拷ng)锟侥碉拷锟紻(zhu锟斤拷n)锟斤拷
锟斤拷锟斤拷锟介：陰極锟斤拷PbSO4+2e-=Pb+SO42-陽極锟斤拷PbSO4+2H2O-2e-=PbO2+4H++SO42-
锟斤拷锟斤拷7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皆拷雍锟斤拷锟斤拷锟絰锟接猴拷锟�锟斤拷锟斤拷雍锟斤拷锟斤拷電荷猴拷锟�锟斤拷锟斤拷锟斤拷锟饺ｏ拷锟矫碉拷锟侥凤拷锟斤拷锟叫ｏ拷锟絴(zh锟斤拷)锟斤拷锟截猴拷锟斤拷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(gu锟斤拷n)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還原锟斤拷锟斤拷(y锟斤拷ng)锟斤拷原锟斤拷锟截猴拷锟斤拷電猴拷平锟解、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(y锟斤拷ng)锟斤拷锟斤拷锟斤拷睾锟斤拷玫枚锟�)
锟斤拷锟斤拷8锟斤拷锟斤拷訉咏Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷同锟斤拷锟絰锟斤拷锟斤拷锟斤拷電荷旓拷(sh锟斤拷)越锟斤拷锟斤拷锟絰锟接半徑越小;
锟斤拷锟斤拷9锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟絚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(xu锟斤拷)锟絎(xu锟斤拷)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(锟斤拷锟皆拷影霃斤拷锟絊i>C>O).
锟斤拷锟斤拷10锟斤拷锟斤拷锟接撅拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷锟組锟缴和結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟狡碉拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷越锟斤拷锟斤拷锟斤拷锟斤拷锟絚越锟斤拷锟斤拷
锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷
锟竭讹拷锟斤拷锟絎(xu锟斤拷)锟斤拷(f锟斤拷)锟斤拷(x锟斤拷)锟斤拷锟斤拷锟絉锟斤拷
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斤拷(zh锟斤拷n)锟戒、志愿锟斤拷锟�锟斤拷锟饺★拷锟�?j锟斤拷n)?sh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
锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號
