灏忓垵楂?/p>
K12
瀛︿範鏁欐潗
灏忓垵楂?/p>
K12
瀛︿範鏁欐潗
2015
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1
锛?/p>
涓�銆侀�夋嫨棰橈紙鏈鍖呮嫭
7
灏忛锛庢瘡灏忛
6
鍒嗭紝鍏?/p>
42
鍒嗭紝姣忓皬棰樺彧鏈変竴涓纭�夐」锛?/p>
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1
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A
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B
锛庝箼閱囨憾娑层�佽嚟姘с�佸弻姘ф按銆侀珮閿伴吀閽炬憾娑插潎鍙敤浜庢秷姣掓潃鑿岋紝涓斿師鐞嗕笉鍚?/p>
C
锛庣敓鐭崇伆銆侀搧绮夈�佺鑳舵槸椋熷搧鍖呰涓父鐢ㄧ殑骞茬嚗鍓?/p>
D
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2
锛庝笅鍒楄娉曟纭殑鏄紙
锛?/p>
A
锛?/p>
PH
鍊煎潎涓?/p>
12
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10 mL
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100 mL
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PH
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B
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C
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FeI
2
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D
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3
锛?/p>
X
銆?/p>
Y
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Z
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M
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W
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X
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A
锛?/p>
M
涓?/p>
X
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W
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B
锛?/p>
Y
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Z
鐨勬阿鍖栫墿鐨勬哺鐐?/p>
C
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Z
鐨勬阿鍖栫墿缁撳悎
H
+
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M
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H
+
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D
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Z
銆?/p>
M
銆?/p>
W
褰㈡垚鐨勭畝鍗曠瀛愶紝鍏跺崐寰勫ぇ灏?/p>
W
锛?/p>
Z
锛?/p>
M
4
锛庝笅鍒楀彊杩版纭殑鏄紙
锛?/p>
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Cu
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OH
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2
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C
6
H
10
O
5
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n
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鍒嗗紓鏋勪綋锛?/p>
A
锛庘憿鈶ｂ懄鈶?/p>
B
锛庘憽鈶⑩懁鈶?/p>
C
锛庘憼鈶♀懄鈶?/p>
D
锛庘憼鈶ｂ懁鈶?/p>
5
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K
2
CrO
4
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娉曞埗澶囬噸閾吀閽撅紙
K
2
Cr
2
O
7
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锛?/p>
鍒跺鍘熺悊锛?/p>
2CrO
4
2
锕?
锛堥粍鑹诧級
+H
+
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Cr
2
O
7
2
锕?
锛堟鑹诧級
+H
2
O
锛庝笅鍒楄娉曟纭殑鏄紙
锛?/p>