(
鍗?/p>
閫?/p>
棰?/p>
)1:
瀵?/p>
浜?/p>
鍙?/p>
搴?/p>
Fe3++3I-+2Fe2++I3-
锛?/p>
宸?/p>
鐭?/p>
Φ0Fe3+/
Fe2+=0.771V
锛?/p>
Φ0I3-/3I-=0.536V
銆傚弽搴旂殑骞宠 甯告暟
lgK
涓猴紙锛?/p>
A: 2×(0.771-0.536)/0.059
B: 3×(0.771-0.536)/0.059
C: 2×3(0.771-0.536)/0.059
D: 2×(0.536-0.771)/0.059
E: 3×(0.536-0.771)/0.059
姝ｇ‘绛旀
:
(
鍗曢�夐
)2:
鍘熷瓙鍚告敹鍒嗗厜鍏夊害璁″鍏夋簮鐨勮姹傦紝涓嬪垪鍝竴鐐规槸閿欒鐨勶紵锛堬級
A: Δνe<0.002nm
B: Δγa<<Δγe
C:
寮哄害澶?/p>
D:
鑳屾櫙灏?/p>
E:
绋冲畾鎬ч珮
姝ｇ‘绛旀
:
(
鍗曢�夐
)3:
璇曟寚鍑轰笅杩拌娉曚腑鍝竴绉嶈娉曟槸閿欒鐨勶紙锛?/p>
銆?/p>
A:
姘皵鏄皵鐩歌壊璋变腑甯哥敤鐨勬祦鍔ㄧ浉
B:
鍥哄畾娑叉槸姘旂浉鑹茶氨鐨勫浐瀹氱浉
C:
姘旂浉鑹茶氨鐨勫垎绂诲師鐞嗘槸鍒╃敤涓嶅悓缁勫垎鍦ㄤ袱鐩镐腑鍒嗛厤绯绘暟涓嶅悓
D:
姘旂浉鑹茶氨鏄竴涓垎绂绘晥鑳介珮銆佸垎鏋愰�熷害蹇殑鍒嗘瀽鏂规硶
姝ｇ‘绛旀
:
(
鍗曢�夐
)4:
瀵规煇璇曟牱骞宠娴嬪畾锛屽緱鍒扮粨鏋滃涓嬶細
43.28%
锛?/p>
43.19%
锛?/p>
43.62%
锛?/p>
43.24 %
銆傚湪缃?/p>
淇″害涓?/p>
90%
鐨勬儏鍐典笅锛屽洓娆℃祴瀹氱殑
Q
妫�楠屽�兼槸
0.76
銆傞棶杩欎簺缁撴灉鐨勬渶浣冲钩鍧囧�兼槸锛堬級
A: A
锛?/p>
銆?/p>
43.24
B: B
锛?/p>
銆?/p>
43.33
C: C
锛?/p>
銆?/p>
43.19
D: D
锛?/p>
銆?/p>
43.28
姝ｇ‘绛旀
:
(
鍗曢�夐
)5:
鑻ユ樉鑹插墏鏃犺壊锛?/p>
鑰岃娴嬫憾娑蹭腑瀛樺湪鍏跺畠鏈夎壊绂诲瓙锛?/p>
鍦ㄦ瘮鑹插垎鏋愪腑锛?/p>
搴旈噰鐢ㄧ殑鍙傛瘮
婧舵恫鏄紙锛?/p>
A:
钂?/p>
棣?/p>
姘?/p>
&n
bsp;
B:
鏄捐壊鍓?/p>
C:
鍔犲叆鏄捐壊鍓傜殑琚祴婧舵恫
D:
涓嶅姞鏄捐壊鍓傜殑琚祴婧舵恫
姝ｇ‘绛旀
:
(
鍗曢�夐
)6:
鍦?/p>
Sn2+
銆?/p>
Fe2+
鐨勬贩鍚堟憾娑蹭腑锛?/p>
娆蹭娇
Sn2+
姘у寲涓?/p>
Sn4+
锛?/p>
鑰?/p>
Fe2+
涓嶈姘у寲锛?/p>
搴旈�夋嫨
鐨勬哀鍖栧墏鏄紙锛?/p>
銆?/p>
锛堝凡鐭?/p>
Φ0Sn4+/ Sn2+=0.15V
锛?/p>
Φ0Fe3+/ Fe2+=0.77V
锛?/p>