涓撻闄愭椂闆嗚
(
涔?/p>
)A
[
涓撻涔?/p>
鐢靛寲瀛﹀師鐞?/p>
]
(
鏃堕棿锛?/p>
40
鍒嗛挓
)
1
锛庨挗閾侀槻鑵愭柟娉曟湁璁稿绉嶏紝鍥?/p>
9颅1
鏄叾涓殑涓�绉嶆柟娉曪紝鎻忚堪姝ｇ‘鐨勬槸
(
)
A
锛庡浘涓墍绀烘槸鐗虹壊闃虫瀬鐨勯槾鏋佷繚鎶ゆ硶
B
锛庨搧闂搁棬浣滈槾鏋侊紝鍙戠敓杩樺師鍙嶅簲
C
锛庣數瀛愭祦鍚戯細a鈫掗搧闂搁棬鈫掕緟鍔╃數鏋佲啋b
D
锛庤緟鍔╃數鏋佷笂鐨勫弽搴旓細
O
2
锛?/p>
2H
2
O
锛?/p>
4e
锛?/p>
===4OH
锛?
鍥?/p>
9颅1
鍥?/p>
9颅2
2
锛庢牴鎹浘
9颅2
鎵�绀鸿缃紝涓嬪垪璇存硶涓嶆纭殑鏄?/p>
(
)
閫夐」
寮�鍏崇姸鎬?/p>
婧舵恫
A
鐢垫瀬
B
璇存槑
A
鎵撳紑
K
1
锛岄棴鍚?/p>
K
2
NaCl
鐭冲ⅷ
姝ｆ瀬鍙嶅簲锛?/p>
O
2
锛?/p>
2H
2
O
锛?
4e
锛?/p>
===4OH
锛?/p>
B
鎵撳紑
K
1
锛岄棴鍚?/p>
K
2
NaCl
Zn
閾佸埗鍝佷繚鎶わ細鐗虹壊闃虫瀬
鐨勯槾鏋佷繚鎶ゆ硶
C
鎵撳紑
K
2
锛岄棴鍚?/p>
K
1
CuSO
4
Cu
閾佽〃闈㈤晙閾?/p>
D
鎵撳紑
K
2
锛岄棴鍚?/p>
K
1
CuSO
4
绮楅摐
鐢佃В娉曠簿鐐奸摐
3.
鑲?/p>
(N
2
H
4
)
鈥旂┖姘旂噧鏂欑數姹犳槸涓�绉嶇幆淇濆瀷纰辨�х噧鏂欑數姹狅紝
鐢佃В璐ㄤ负
20%
锝?/p>
30%
鐨?/p>
KOH
婧舵恫锛?/p>
鐢垫睜鎬诲弽搴斾负
N
2
H
4
锛?/p>
O
2
===N
2
锛?/p>
2H
2
O
銆備笅鍒楀叧浜庤鐢垫睜宸ヤ綔鏃惰娉曚腑姝ｇ‘鐨勬槸
(
)
A
锛庢鏋佺殑鐢垫瀬鍙嶅簲寮忥細
O
2
锛?/p>
4H
锛?/p>
锛?/p>
4e
锛?
===2H
2
O
B
锛庢憾娑蹭腑鐨勯槾绂诲瓙鍚戞鏋佺Щ鍔?/p>
C
锛庤礋鏋佺殑鐢垫瀬鍙嶅簲寮忥細
N
2
H
4
锛?/p>
4OH
锛?/p>
锛?/p>
4e
锛?
===4H
2
O
锛?/p>
N
2
D
锛庢憾娑茬殑
pH
淇濇寔涓嶅彉
鍥?/p>
9颅3
4
锛?/p>
淇濇姢鍩嬪湪鍦颁笅鐨勯挗绠″父鐢ㄥ鍥?/p>
9颅3
鎵�绀烘柟娉曘�?/p>
鍏充簬姝ゆ柟娉曪紝
涓嬪垪璇存硶姝ｇ‘鐨勬槸
(
)
A
锛庨噾灞炴
X
鐨勬潗鏂欏彲鑳戒负閾?/p>
B
锛庨噾灞炴
X
鐨勬潗鏂欏彲鑳戒负閽?/p>
C
锛庨挗绠￠檮杩戝湡澹ょ殑
pH
鍙兘浼氫笂鍗?/p>
D
锛庤繖绉嶆柟娉曠О涓哄鍔犵數娴佺殑闃存瀬淇濇姢娉?/p>
5
锛?/p>
鐢垫诞閫夊嚌鑱氭硶鏄伐涓氫笂閲囩敤鐨勪竴绉嶆薄姘村鐞嗘柟娉曪細
淇濇寔姹℃按鐨?/p>
pH
鍦?/p>
5.0
锝?/p>
6.0
涔嬮棿锛?/p>
閫氳繃鐢佃В鐢熸垚
Fe(OH)
3
鑳朵綋銆?/p>
Fe(OH)
3
鏈夊惛闄勬�э紝
鍙惛闄勬薄鐗╀娇涔嬫矇绉笅鏉ワ紝
鍏锋湁鍑�鍖栨按鐨勪綔