1
瀛﹀勾绗?/p>
瀛︽湡鏈熸湯鑰冭瘯璇曞嵎
鍒嗘瀽鍖栧
锛?/p>
A
锛?/p>
棰樺彿
涓�
浜?/p>
涓?/p>
鍥?/p>
浜?/p>
鍏?/p>
鎬诲垎
鎬诲垎浜?/p>
寰楀垎
璇勫垎浜?/p>
涓�銆佸垽鏂
(
姝ｇ‘鐨勬墦鈭?/p>
,
閿欒鐨勬墦脳
)
锛堟瘡棰?/p>
1
鍒嗭紝鍏?/p>
20
鍒嗭級
1
銆佸湪鍒嗘瀽鏁版嵁涓紝鎵�鏈夌殑鈥?/p>
0
鈥濆潎涓烘湁鏁堟暟瀛?/p>
(
)
2
銆佹閰嶅埗
1L0.02mol/LK
2
Cr
2
O
7
(
鎽╁皵璐ㄩ噺涓?/p>
294.2g/mol)
婧舵恫
,
鎵�鐢ㄥ垎鏋愬ぉ骞崇殑
鍑嗙‘搴︿负卤
0.1mg,
鑻ョ浉瀵硅宸负卤
0.2%,
鍒欑О鍙?/p>
K
2
Cr
2
O
7
鏃跺簲绉板彇鍑嗗埌
0.001g, (
)
3
銆佸閲忓垎鏋愯姹傝秺鍑嗙‘瓒婂ソ
,
鎵�浠ヨ褰曟祴閲忓�肩殑鏈夋晥鏁板瓧浣嶆暟瓒婂瓒婂ソ
(
)
4
銆佸垎鏋愯�呮瘡娆¤閿欐暟鎹睘浜庣郴缁熻宸?/p>
(
)
5
銆佸垎鏋愮函
NaOH
锛堝浐浣擄級鍙敤浜庣洿鎺ラ厤鍒舵爣鍑嗘憾娑?/p>
(
)
銆?/p>
6
銆佸綋
鐢?/p>
鏍?/p>
鍑?/p>
HCl
婧?/p>
娑?/p>
婊?/p>
瀹?/p>
CaCO
3
鏍?/p>
鍝?/p>
鏃?/p>
锛?/p>
鍦?/p>
鍖?/p>
瀛?/p>
璁?/p>
閲?/p>
鐐?/p>
锛?
飥?/p>
飥?/p>
H
C
l
n
C
a
C
O
n
飩?/p>
飥?/p>
飪?/p>
飪?
飪?
飪?/p>
飪?/p>
飪?/p>
2
2
1
3
, (
)
7
銆佺敤鍚屼竴娴撳害鐨?/p>
H
2
C
2
O
4
鏍囧噯婧舵恫锛?/p>
鍒嗗埆婊村畾绛変綋绉殑
KMnO
4
鍜?/p>
NaOH
涓ょ
婧舵恫锛?/p>
鍖栧璁￠噺鐐规椂濡傛灉娑堣�楃殑鏍囧噯婧舵恫浣撶Н鐩哥瓑锛?/p>
璇存槑
NaOH
婧舵恫鐨勬祿
搴︽槸
KMnO
4
娴撳害鐨?/p>
5
鍊嶃�?/p>
(
)
8
銆佸綋婊村畾鍙嶅簲涓?/p>
Aa+Bb
鈫?/p>
cC+dD
銆傝娴嬬墿璐?/p>
B
鐨勮川閲?/p>
B
A
A
B
M
a
b
V
c
m
飩?/p>
飩?/p>
飩?/p>
飥?/p>
.
(
)
9
銆佸疄楠屼腑鍙敤鐩存帴娉曢厤鍒?/p>
HCl
鏍囧噯婧舵恫
(
)
銆?/p>
10
銆?/p>
鍙湁鍩哄噯璇曞墏鎵嶈兘鐢ㄦ潵鐩存帴閰嶅埗鏍囧噯婧舵恫锛?/p>
鎵�浠ヤ紭绾х函鐨勯偦鑻簩鐢查吀
姘㈤捑涓嶈兘鐩存帴閰嶅埗鏍囧噯婧舵恫銆?/p>
锛?/p>
锛?/p>
11
銆?/p>
瀹归噺鐡朵笌绉绘恫绠′笉閰嶅浼氬紩璧峰伓鐒惰宸�?/p>
锛?/p>
锛?/p>
12
銆?/p>
鍒嗘瀽绾阿姘у寲閽犲彲浠ヤ綔涓哄熀鍑嗙墿璐ㄣ�?/p>
锛?/p>
锛?/p>
13
銆?/p>
婊村畾鍒嗘瀽涓竴鑸埄鐢ㄦ寚绀哄墏鐨勯鑹茬殑绐佸彉鏉ュ垽鏂閲忕偣鐨勫埌杈撅紝
鍦ㄦ寚
绀哄墏鍙樿壊鏃跺仠姝㈡淮瀹氾紝杩欎竴鐐硅绉颁负璁￠噺鐐广�?/p>
锛?/p>
锛?/p>
銆?/p>
14
銆佸湪绾按涓姞鍏ヤ竴浜涢吀锛屽垯婧舵恫涓殑
c(H
+
)
涓?/p>
c(OH
锛?/p>
)
鐨勪箻绉澶т簡銆?/p>
锛?/p>
锛?/p>
銆?/p>
15
銆佸己閰稿己纰辨淮瀹氱殑鍖栧璁￠噺鐐瑰叾
pH
绛変簬
7
锛?/p>
锛?/p>
銆?/p>
16
銆佸皢
pH=3
鍜?/p>
pH=5
鐨勪袱绉嶆憾娑茬瓑浣撶Н娣峰悎鍚庯紝鍏?/p>
pH
绛変簬
4
锛?/p>
锛?/p>
銆?/p>
17
銆?/p>
NaHCO
3
鍜?/p>
Na
2
HPO
4
涓ょ鐗╄川鍧囧惈鏈夋阿锛岃繖涓ょ鐗╄川鐨勬按婧舵恫閮藉憟閰告�?/p>
锛?/p>
锛?/p>
銆?/p>
18
銆侀吀纰辨淮瀹氭硶鍙兘鐢ㄦ潵娴嬪畾鍏锋湁閰哥⒈鎬х殑鐗╄川锛?/p>
锛?/p>
銆?/p>
19
銆佹爣鍑嗘憾娑蹭竴瀹氳鐢ㄥ熀鍑嗙墿璐ㄦ潵閰嶅埗锛?/p>
锛?/p>
銆?/p>
20
銆佺墿璐ㄧ殑閲忔祿搴︿細闅忓熀鏈崟鍏冪殑涓嶅悓鑰屼笉鍚岋紙
锛?/p>
銆?/p>
寰楀垎
璇勫垎浜?/p>
浜屻�?/p>
濉┖棰橈紙姣忕┖
1
鍒嗭紝鍏?/p>
20
鍒嗭級
1
鍦ㄥ垎鏋愯繃绋嬩腑锛屼笅鍒楁儏鍐靛悇閫犳垚浣曠璇樊锛堢郴缁熴�侀殢鏈猴級
锛?/p>
1
锛?/p>
銆佺О閲忚繃绋嬩腑澶╁钩闆剁偣鐣ユ湁鍙樺姩锛屾槸锛?/p>
锛夎宸�?/p>
锛?/p>
2
锛?/p>
銆佸垎鏋愮敤璇曞墏涓惈鏈夊井閲忓緟娴嬬粍鍒嗭紝鏄紙
锛夎宸�?/p>
锛?/p>
3
锛?/p>
銆佽鍙栨淮瀹氱璇绘暟鏃讹紝鏈�鍚庝竴浣嶆暟鍊间及璁′笉鍑嗭紝鏄紙
锛夎宸�?/p>
锛?/p>
4
锛?/p>
銆侀噸閲忓垎鏋愪腑锛屾矇娣�婧惰В鎹熷け鏄紙
锛夎宸�?/p>
2
銆?/p>
妫�楠屽苟娑堥櫎绯荤粺璇樊鐨勫父鐢ㄦ柟娉曟槸
锛?/p>
锛?/p>
銆?/p>
锛?/p>
锛?/p>
銆?/p>
锛?/p>
锛?/p>
鍜岋紙
锛?/p>
銆?/p>
鐝?/p>
绾?/p>
濮?/p>
鍚?/p>
瀛?/p>
鍙?/p>