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ºÐ¼®È­ÇÐ °èÅëµµ

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TZ-SHR-862739
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2018.02.01
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5 page / 32.5 KB
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 ºÐ¼®È­ÇÐ °èÅëµµ #1 ºÐ¼®È­ÇÐ °èÅëµµ #2 ºÐ¼®È­ÇÐ °èÅëµµ #3
 ºÐ¼®È­ÇÐ °èÅëµµ #4 ºÐ¼®È­ÇÐ °èÅëµµ #5

¡Ø ½ÇÇèÀº 3´Ü°è·Î ÁøÇàÀÌ µÈ´Ù.
¨ç ¾çÀÌ¿Â 1Á·Àº ¹±Àº ¿°»ê¿¡ ÀÇÇÏ¿© ºÒ¿ë¼º ¿°È­¹°·Î ħÀüµÇ°í ÀÌ Ä§ÀüÀº Âù¹°(cold water)·Î ¼¼Ã´ÇÏ¿© ´Ù¸¥ ¾çÀÌ¿ÂÀ» Á¦°ÅÇÑ´Ù.
¨è ¿°È­³³(pbcl2)À» ¶ß°Å¿î ¹°·Î ³ì¿©³»¾î¼­ ħÀü¹°·ÎºÎÅÍ Á¦°ÅµÈ´Ù.
¨é ¾Ï¸ð´Ï¾Æ¼ö¸¦ »ç¿ëÇÏ¿© ¿°È­Á¦ 1¼öÀº(hgcl2)À¸·ÎºÎÅÍ ¿°È­Àº(agcl)À» ºÐ¸®ÇØ ³½´Ù.
¾çÀÌ¿Â Á¦ 1Á·ÀÇ ºÐ¼®   ¡Ø °èÅëµµ  unknown or known  3f hcl  pbcl2, agcl, h2cl2  groups¥±,¥²,¥³,and ¥´  hot water  hg2cl2, agcl  pb  15f  nh3  k2cro4  pbcro4  hg, hgnh2cl, hg2o  ag(nh3)2-cl-  pbconfirmed  (yellow ppt.)  3f hno3  agc1  agconfirmed  (white ppt.)  ¡Ø ¹ÝÀÀ½Ä  
lead, silver, mercurous ionµéÀº »ê¼º¿ë¾×¿¡¼­ chloride ion¿¡ ÀÇÇÏ¿© Èò»öħÀüÀ» ¸¸µç´Ù.
pb 2cl-pbcl2 ¡é , ag cl-agcl ¡é , hg2 2cl-hg2cl2¡é
lead ionÀÇ È®ÀÎ : pb cro4-pbcro4¡é  
¾çÀÌ¿Â 1Á·ÀÇ Ä§ÀüÀ» ¾Ï¸ð´Ï¾Æ¼ö·Î ó¸®ÇÑ´Ù.
agcl 2nh3 ag(nh3)2 cl-  hg2cl2 2nh3 hgnh2cl hg nh4 cl-  hg2cl2 2nh3 h2o hg2o 2nh4 cl-  ¾çÀÌ¿Â Á¦ 2 Á· ºÐ¼®  ¡Ø À¯È­¹°ÀÇ Á¾·ù  
: hgs, cus, bi2s3, pbs, cds, as2s3, sns2, sb2s3
(¾ÕÀÇ 5°³´Â ¾ËÄ®¸®¼º, µÚÀÇ 3°³´Â »ê¼ºÀÇ ¼ºÁúÀÌ´Ù.)
¡Ø °èÅëµµ  cations of groups ¥±, ¥², ¥³ , and¥´  h2s (thioacetamide)  
in 0.3 hcl
hgs, cus, bi2s3, pbs, cds, as2s3, sns2, sb2s3  group ¥², ¥³ , and¥´  hgs, cus, bi2s3, pbs, cds  ass2-, sbs2-, sns3-, aso2-,   sb(oh)4-sn(oh)-, sn(oh)6  
group ¥± a ppt.
group ¥± b cations in koh  solution  ¾çÀÌ¿Â Á¦ 2aÁ·ÀÇ ºÐ¼®   ¡Ø °èÅëµµ  hgs, bi2s3, pbs, cus, cds  3f   hno3  hgs, hg(no3)22hgs  bi, pb, cu, cd  aqua  regia  conc.hno3  hgcl2  sncl2  biono3, pb(oh)no3  cu(nh3)4, cd(nh3)4  hg, hg2cl2  3f koh  hac  k4cro4  kcn  
black r gray ppt.
cu2fe(cn)6  cu(cn)3  cd(cn)3  biooh  hpbo2-  
reddish-brown ppt.
koh  hcho  hsno  2-  hac  k2cro4  cd(oh)2  bio  pbcro4  h2s  
black ppt.
yellow ppt.
cds  
yellow ppt.
¾çÀÌ¿Â Á¦ 2bÁ· ºÐ¼®  ¡Ø °èÅëµµ  ass2-, sbs2-, sns3, aso2-, sb(oh)4-, sn(oh)6-  3f hcl  as2s3, sb2s3, sns2  conc.hcl  as2s3  sbcl63-, sncl6  hno3  c2o4  haso4-  sbo(c2o4)-, sn(c2o4)6  ag  h2s  ag3aso4  sb2s3  sncl4  
reddish-brown ppt.
orange-red ppt.
hgcl2  hg2cl2, hg  
white or gray ppt.   (ÀÌÇÏ »ý·«)

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