绗?/p>
1
椤碉紙鍏?/p>
20
椤碉級
2019
骞翠笂娴峰競楂樿�冨寲瀛﹁瘯鍗?/p>
涓�銆侀�夋嫨棰?/p>
1
锛?/p>
锛?/p>
3
鍒嗭級鍏冪礌
Og
涓枃鍚嶄负锛堟皵濂ワ級
锛屾槸涓�绉嶄汉宸ュ悎鎴愮殑绋�鏈夋皵浣撳厓绱狅紝涓嬪垪姝ｇ‘鐨勬槸
锛?/p>
锛?/p>
A
锛庢牳澶栫數瀛愭暟鏄?/p>
118
B
锛庝腑瀛愭暟鏄?/p>
295
C
锛庤川閲忔暟鏄?/p>
117
D
锛庣鍏懆鏈?/p>
0
鏃忓厓绱?/p>
2
锛?/p>
锛?/p>
3
鍒嗭級涓嬪垪鍙樺寲涓紝鍙秹鍙婄墿鐞嗗彉鍖栫殑鏄紙
锛?/p>
A
锛庢姘吀婕傜櫧
B
锛庣洂閰搁櫎閿?/p>
C
锛庣煶娌瑰垎棣?/p>
D
锛庣叅骞查
3
锛?/p>
锛?/p>
3
鍒嗭級涓嬪垪鍙嶅簲鍙渶鐮村潖鍏变环閿殑鏄紙
锛?/p>
A
锛庢櫠浣撶鐔斿寲
B
锛庣鍗囧崕
C
锛庣啍铻?/p>
Al
2
O
3
D
锛?/p>
NaCl
婧朵簬姘?/p>
4
锛?/p>
锛?/p>
3
鍒嗭級涓嬪垪鍥轰綋璐ㄩ噺澧炲姞鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
Cu
鍔犲叆姘寲閾?/p>
B
锛?/p>
Zn
鍔犲叆纭吀
C
锛?/p>
H
2
閫氬叆鐏肩儹姘у寲閾?/p>
D
锛庨珮娓╀笅姘磋捀姘旈�氬叆
Fe
5
锛?/p>
锛?/p>
3
鍒嗭級
25
鈩冩椂锛?/p>
0.005mol/L Ba
锛?/p>
OH
锛?/p>
2
涓?/p>
H
+
娴撳害鏄紙
锛?/p>
A
锛?/p>
1
脳
10
锕?/p>
12
mol/L
B
锛?/p>
1
脳
10
锕?/p>
13
mol/L
C
锛?/p>
5
脳
10
锕?/p>
12
mol/L
D
锛?/p>
5
脳
10
锕?/p>
13
mol/L
6
锛?/p>
锛?/p>
3
鍒嗭級鎵�鏈夊師瀛愬浜庡悓涓�骞抽潰鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
CH
2
锛?/p>
CH
锕?/p>
C
鈮?/p>
CH
7
锛?/p>
锛?/p>
3
鍒嗭級宸茬煡鏈変竴绉嶇儍鐨勭粨鏋勭被浼艰嚜琛岃溅锛岀畝绉扳�滆嚜琛岃溅鐑冣�?/p>
锛屽涓嬪浘鎵�绀猴紝涓嬪垪鍏充簬瀹?
鐨勫彊杩版纭殑鏄紙
锛?/p>
A
锛庢槗婧朵簬姘?/p>
B
锛庡彲浠ュ彂鐢熷彇浠ｅ弽搴?/p>
C
锛庡叾瀵嗗害澶т簬姘寸殑瀵嗗害
D
锛庝笌鐜繁鐑蜂负鍚岀郴鐗?/p>
8
锛?/p>
锛?/p>
3
鍒嗭級鑱氬紓鎴婁簩鐑?
鐨勫崟浣撴槸锛?/p>
锛?/p>