绗簲绔狅細缁滃悎婊村畾娉?/p>
涓�銆侀�夋嫨棰?/p>
1
锛庡凡鐭?/p>
Ag
+
-S
2
O
3
2-
缁滃悎鐗╃殑
lg尾
1
锝?/p>
lg尾
3
鍒嗗埆鏄?/p>
9.0, 13.0, 14.0
锛屼互涓嬩笉姝ｇ‘鐨勬槸锛?/p>
锛?/p>
C
A
锛?/p>
lg
k
1
= 9.0
B
锛?/p>
lg
k
3
= 1.0
C
锛?/p>
lg
k
(1)
涓?/p>
= -9.0
D
锛?/p>
lg
k
(1)
涓?/p>
= -1.0
2. EDTA
涓庨噾灞炵瀛愬舰鎴愯灟鍚堢墿鏃讹紝鍏惰灟鍚堟瘮涓�鑸槸锛?/p>
锛?/p>
锛?/p>
A
A
锛?/p>
1
锛?/p>
1
锛?/p>
B
锛?/p>
1
锛?/p>
2
锛?/p>
C
锛?/p>
1
锛?/p>
4
锛?/p>
D
锛?/p>
1
锛?/p>
6
3
锛?/p>
EDTA
涓庨噾灞炵瀛愮粶鍚堟椂锛屼竴鍒嗗瓙鐨?/p>
EDTA
鍙彁渚涚殑閰嶄綅鍘熷瓙涓暟鏄?/p>
锛?/p>
锛?/p>
C
A
锛?/p>
2
锛?/p>
B
锛?/p>
4
锛?/p>
C
锛?/p>
6
锛?/p>
D
锛?/p>
8
4.
鍦ㄩ潪缂撳啿婧舵恫涓敤
EDTA
婊村畾閲戝睘绂诲瓙鏃讹紝婧舵恫鐨?/p>
pH
鍊煎皢锛?/p>
锛?/p>
B
A
锛庡崌楂?/p>
B
锛庨檷浣?/p>
C
锛庝笉鍙?/p>
D
锛庝笌閲戝睘绂诲瓙浠锋�佹湁鍏?/p>
5.
閲戝睘绂诲瓙
M
涓?/p>
L
鐢熸垚閫愮骇缁滃悎鐗?/p>
ML
銆?/p>
ML
2
銆?/p>
鈥Ln
锛屼笅鍒楀叧绯诲紡涓纭殑鏄紙
锛?/p>
D
A
锛?/p>
[MLn]=[M][L]
n
锛?/p>
B
锛?/p>
[MLn]=Kn[M][L]
n
锛?/p>
C
锛?/p>
[MLn]=
尾
n
[M]
n
[L]
锛?/p>
D
锛?/p>
[MLn]=
尾
n
[M][L]
n
6
锛庡湪
pH=4.5
鐨勬按婧舵恫涓紙鍙傝鏁欐潗
EDTA
鍒嗗竷鍥撅級
锛?/p>
EDTA
瀛樺湪鐨勪富瑕佸舰寮忔槸锛?/p>
锛?/p>
B
A
锛?/p>
H
6
Y
锛?/p>
B
锛?/p>
H
2
Y
锛?/p>
C
锛?/p>
HY
D
锛?/p>
Y
7
锛庝笅鍒楀嚑绉嶈娉曟纭殑鏄?/p>
锛?/p>
锛?/p>
AD
A
锛?/p>
EDTA
涓庢棤鑹茬殑閲戝睘绂诲瓙鐢熸垚鏃犺壊鐨勮灟鍚堢墿锛?/p>
B
锛?/p>
EDTA
涓庢湁鑹茬殑閲戝睘绂诲瓙鐢熸垚鏃犺壊鐨勮灟鍚堢墿锛?/p>
C
锛?/p>
EDTA
涓庢湁鑹茬殑閲戝睘绂诲瓙鐢熸垚鏈夎壊鐨勮灟鍚堢墿锛?/p>
D
锛?/p>
EDTA
涓庢湁鑹茬殑閲戝睘绂诲瓙鐢熸垚棰滆壊鏇存繁鐨勮灟鍚堢墿
8
锛庨噰鐢?/p>
EGTA
锛堜箼浜岄唶浜屼箼閱氫簩鑳哄洓涔欓吀锛変綔涓虹粶鍚堟淮瀹氬墏鐨勪富瑕佷紭鐐规槸锛?/p>
锛?/p>
A
A
锛庡彲鍦ㄥぇ閲?/p>
Mg
2+
瀛樺湪涓嬫淮瀹?/p>
Ca
2+
锛?/p>
B
锛庡彲鍦ㄥぇ閲?/p>
Ca
2+
瀛樺湪涓嬫淮瀹?/p>
Mg
2+
锛?/p>
C
锛庢淮瀹?/p>
Cu
2+
鏃讹紝
Zn
2+
銆?/p>
Cd
2+
绛変笉骞叉壈锛?/p>
D
锛庢淮瀹?/p>
Ni
2+
鏃讹紝
Mn
2+
绛変笉骞叉壈
9.
浠ユ睘閲忔硶娴嬪畾
Cl
-
锛屽湪璁￠噺鐐规椂锛屾憾娑蹭腑涓昏瀛樺湪褰㈠紡鏄紙
锛?/p>
C
A
HgCl
4
2-
B. HgCl
+
C. HgCl
2
D. Hg
2
Cl
2
10.
鍦ㄧ粶鍚堟淮瀹氫腑锛屼笅鍒楁湁鍏抽吀鏁堝簲鐨勫彊杩帮紝姝ｇ‘鐨勬槸
锛?/p>
锛?/p>
B