2019-2020
骞撮珮浜屽寲瀛︿笅瀛︽湡鏈熸湯鑰冭瘯璇曢锛堝惈绛旀锛?/p>
涓�銆侀�夋嫨棰橈紙鏈鍏?/p>
20
閬撳皬棰橈紝姣忓皬棰?/p>
2
鍒嗭紝鍏?/p>
40
鍒嗭級
1
銆佸嵄闄╁寲瀛﹀搧瑕佸湪鍖呰鏍囩涓婂嵃鏈夎绀烘�ф爣蹇椼�傛祿纭吀搴旈�夌敤鐨勬爣蹇楁槸锛?/p>
锛?/p>
A
B
C
D
2
銆佹煇瀛︾敓鐨勫疄楠屾姤鍛婃墍鍒楀嚭鐨勪笅鍒楁暟鎹腑鍚堢悊鐨勬槸锛?/p>
锛?/p>
A
锛庣敤
10mL
閲忕瓛閲忓彇
7.13mL
绋�鐩愰吀
B
锛庣敤閰稿紡婊村畾绠￠噺鍙?/p>
13.17mL
绋�鐩愰吀
C
锛庣敤骞挎硾
pH
璇曠焊娴嬪緱鏌愭憾娑茬殑
pH
涓?/p>
2.3 D
锛庣敤澶╁钩绉板彇鐗╁搧鐨勮川閲忎负
5.872g
3
銆佷笅鍒楀悇缁勭瀛愯兘澶ч噺鍏卞瓨浜庡悓涓�婧舵恫涓殑鏄紙
锛?/p>
A
锛?/p>
Fe
2+
H
+
NO
3
锕?
SO
4
2
锕?/p>
B
锛?/p>
Fe
3+
NH
4
+
Cl
锕?/p>
I
锕?
C
锛?/p>
Cu
2+
Mg
2+
NO
3
锕?
Cl
锕?/p>
D
锛?/p>
Al
3+
Na
+
SO
4
2
锕?
OH
锕?
4
銆?/p>
鍦?/p>
0.1mol/L
鐨?/p>
CH
3
COOH
婧舵恫涓紝
瑕佷績杩涢唻閰哥數绂伙紝
涓?/p>
c
锛?/p>
H
+
锛?/p>
澧炲ぇ锛?/p>
搴旈噰鍙栫殑鎺柦鏄?/p>
锛?/p>
锛?/p>
A
锛庡崌娓?/p>
B
锛庡姞姘?/p>
C
锛庡姞鍏?/p>
NaOH
婧舵恫
D
锛庡姞鍏?/p>
0.1mol/L HCl
5
銆佷负浜嗘楠屾煇
FeCl
2
婧舵恫鏄惁鍙樿川锛屽彲閫夌敤鐨勮瘯鍓傛槸锛?/p>
锛?/p>
A
锛?/p>
Fe
绮?/p>
B
锛?/p>
Na
2
S
婧舵恫
C
锛?/p>
KSCN
婧舵恫
D
锛庣煶钑婅瘯娑?/p>
6
銆?/p>
A
銆?/p>
B
銆?/p>
C
銆?/p>
D
鍥涚閲戝睘锛屽皢
AB
鐢ㄥ绾胯繛鎺ュ悗锛屾蹈鍦ㄧ█纭吀涓紝鍦?/p>
A
涓婃湁姘㈡皵鏀惧嚭锛岃�?/p>
B
婧?/p>
瑙ｏ紱褰撴椿娉奸噾灞炴蹈鍦ㄥ惈鏈?/p>
A
鍜?/p>
C
涓ょ閲戝睘绂诲瓙鍙憾鎬х洂婧舵恫閲屾椂锛屽湪娲绘臣閲戝睘涓婂厛鏋愬嚭
C
锛屾妸
D
鏀惧叆
B
鐨勭閰哥洂婧舵恫涓紝
鍒?/p>
D
琛ㄩ潰鏈?/p>
B
鏋愬嚭锛?/p>
杩欏洓绉嶉噾灞炵殑娲诲姩鎬х敱寮哄埌寮辩殑椤哄簭鏄?/p>
锛?/p>
锛?/p>
A
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
B
锛?/p>
D
锛?/p>
B
锛?/p>
A
锛?/p>
C C
锛?/p>
D
锛?/p>
C
锛?/p>
B
锛?/p>
A
D
锛?/p>
D
锛?/p>
B
锛?/p>
C
锛?/p>
A
7
銆侀�氳繃鏍哥鍏辨尟姘㈣氨鍙互鎺ㄧ煡锛?/p>
CH
3
锛?/p>
2
CHCH
2
CH
2
OH
鏈夊灏戠鍖栧鐜鐨勬阿鍘熷瓙锛?/p>
锛?/p>
A
锛?/p>
6
B
锛?/p>
5
C
锛?/p>
4
D
锛?/p>
3
8
銆佹湁鏈虹墿鐨勭粨鏋勭畝寮忓鍥炬墍绀猴紝鍒欐鏈夋満鐗╁彲鍙戠敓鐨勫弽搴旂被鍨嬫湁锛?/p>
锛?/p>
鈶犲彇浠?/p>
鈶″姞鎴?/p>
鈶㈡秷鍘?/p>
鈶ｉ叝鍖?/p>
鈶ゆ按瑙?/p>
鈶ユ哀鍖?/p>
鈶︿腑鍜岋紟