- 1 -
瀹佸閾跺窛甯傜涔濅腑瀛?/p>
2014-2015
瀛﹀勾楂樹竴鍖栧涓婂鏈熸湡鏈�冭瘯
璇曞嵎
锛堟敞锛氱彮绾с�佸鍚嶃�佸鍙枫�佸骇浣嶅彿銆佷竴寰嬪啓鍦ㄨ璁㈢嚎浠ュ瑙勫畾鐨勫湴鏂癸紝鍗烽潰涓嶅緱鍑虹幇浠讳綍鏍?/p>
璁帮級
鍙兘鐢ㄥ埌鐨勭浉瀵瑰師瀛愯川閲忥細
H
鈥?/p>
1 C
鈥?/p>
12 N
鈥?/p>
14 O
鈥?/p>
16 Na
鈥?/p>
23 Mg
鈥?/p>
24 Al
鈥?/p>
27 Si
鈥?/p>
28 S
鈥?/p>
32 Cl
鈥?/p>
35.5 K
鈥?/p>
39 Ca
鈥?/p>
40 Fe
鈥?/p>
56 Cu
鈥?/p>
64
绗?/p>
I
鍗凤紙閫夋嫨棰橈紝鍏?/p>
50
鍒嗭級
涓�銆侀�夋嫨棰橈紙鏈ぇ棰樺寘鎷?/p>
25
棰橈紝姣忓皬棰?/p>
2
鍒嗭紝鍏?/p>
50
鍒嗐�傛瘡灏忛鍙湁涓�涓�夐」绗﹀悎棰樻剰锛?/p>
1.
灏嗕竴灏忓潡閲戝睘閽犻暱鏈熼湶缃簬绌烘皵涓彂鐢熶竴绯诲垪鍙樺寲锛屾渶缁堜骇鐗╂槸
( )
A
銆?/p>
NaOH B
銆?/p>
Na
2
O C
銆?/p>
Na
2
O
2
D
銆?/p>
Na
2
CO
3
2
锛?/p>
瀹為獙瀹や腑闇�瑕侀厤鍒?/p>
2mol/L
鐨?/p>
NaCl
婧舵恫
950mL
锛?/p>
閰嶅埗鏃跺簲閫夌敤鐨勫閲忕摱鐨勮鏍煎拰绉板彇鐨?/p>
NaCl
璐ㄩ噺鍒嗗埆鏄?/p>
( )
A
锛?/p>
950mL
锛?/p>
11.2g B
锛?/p>
500mL
锛?/p>
117g
C
锛?/p>
1000mL
锛?/p>
117.0g D
锛庝换鎰忚鏍硷紝
111.2g
3
锛庤繃婊ゅ悗鐨勯鐩愭按浠嶅惈鏈夊彲婧舵�х殑
CaCl
2
銆?/p>
MgCl
2
銆?/p>
Na
2
SO
4
绛夋潅璐紝閫氳繃濡備笅鍑犱釜瀹為獙姝ラ锛屽彲
鍒跺緱绾噣鐨勯鐩愭按锛氣憼鍔犲叆绋嶈繃閲忕殑
Na
2
CO
3
婧舵恫锛涒憽鍔犲叆绋嶈繃閲忕殑
NaOH
婧舵恫锛涒憿鍔犲叆绋?/p>
杩囬噺鐨?/p>
BaCl
2
婧舵恫锛涒懀婊村叆绋�鐩愰吀鑷虫棤姘旀场浜х敓锛涒懁杩囨护銆傛纭殑鎿嶄綔椤哄簭鏄紙
锛?/p>
A
锛庘憿鈶♀憼鈶も懀
B
锛庘憼鈶♀憿鈶も懀
C
锛庘憽鈶⑩憼鈶ｂ懁
D
锛庘憿鈶も憽鈶犫懀
4
锛庣鐨勬哀鍖栫墿鍙婄閰哥洂鏋勬垚浜嗗湴澹充腑澶ч儴鍒嗙殑宀╃煶銆佹矙瀛愬拰鍦熷￥銆傚湪鏃犳満闈為噾灞炴潗鏂欎腑锛岀
涓�鐩存壆婕旂潃涓昏銆備笅闈㈠嚑绉嶇墿璐ㄤ腑鍚湁纭呭崟璐ㄧ殑鏄紙
锛?/p>
5
銆佷笅鍒楃瀛愭柟绋嬪紡涓纭殑鏄紙
锛?/p>
A
锛庨摐涓庣儹鐨勭█纭吀锛?/p>
Cu+2H
+
=
Cu
2+
+H
2
鈫?/p>
B
锛庡湪纰抽吀姘㈤摰绋�婧舵恫涓姞鍏ヨ冻閲忕殑姘㈡哀鍖栭挔绋�婧舵恫锛?/p>
NH
4
+
锛?/p>
OH
= NH
3
路H
2
O
C
锛?/p>
AlCl
3
婧舵恫婊村姞杩囬噺鐨勬皑姘达細
3NH
3
路H
2
O+Al
3+
=A
l
(
O
H
)
3
鈫?/p>
+3NH
4
+
D
锛庢隘鍖栦簹閾佹憾娑蹭腑閫氬叆姘皵锛?/p>
Fe
2
锛?
锛?/p>
Cl
2
锛?/p>
Fe
3
锛?
锛?/p>
2Cl
-
6.
鈥滆崸鍏夌矇鈥濇墍鐢ㄧ殑楂樼函搴︽隘鍖栭挋涓嫢娣锋湁闀佺瀛愶紝闄ゅ幓鐨勬柟娉曟槸鎶婃隘鍖栭挋鐨勬按婧舵恫鍔犵儹鍒?