杈藉畞鐪佸疄楠屼腑瀛︺�佸ぇ杩炲叓涓�佸ぇ杩炰簩鍗佸洓涓�侀瀺灞变竴涓�佷笢鍖楄偛鎵嶅
鏍?/p>
2017-2018
瀛﹀勾楂樹竴涓婂鏈熸湡鏈�冭瘯鍖栧璇曢
鍙兘鐢ㄥ埌鐨勭浉瀵瑰師瀛愯川閲忥細
H-1 C-12 N-14
O-16
Na-23 Mg-24 Al-27 Si-28
P-31 S-32 Cl-35.5 Mn-55 Fe-56 Cu-64 Ba-137
绗厾鍗?/p>
(
閫夋嫨棰橈紝鍏?/p>
50
鍒?/p>
)
涓�銆侀�夋嫨棰?/p>
(
姣忓皬棰?/p>
2
鍒嗗叡
10
棰橈紝鍏?/p>
20
鍒嗭紝姣忛鍙湁涓�涓�夐」绗﹀悎棰樻剰
)
1.
涓嬪垪鍖栧鐢ㄨ涓纭殑鏄?/p>
A.
姘村悎閽犵瀛愮殑绀烘剰鍥撅細
B.
NaHCO
3
鐨勭數绂绘柟绋嬪紡锛?/p>
NaHCO
3
=Na
+
+H
+
+CO
3
2-
C.
琛ㄧず鏌愬師瀛愮殑缁撴瀯绀烘剰鍥撅細
D.
甯︾粨鏅舵按鐨勭⒊閰搁挔鐨勫彲鑳藉寲瀛﹀紡锛?/p>
Na
2
CO
3
路3H
2
O
銆愮瓟妗堛�?/p>
C
銆愯В鏋愩�?/p>
A.
鍥犱负閽犵瀛愬甫鏈夋鐢佃嵎锛?/p>
姘村垎瀛愪腑姘у師瀛愰潬杩戦挔绂诲瓙锛?/p>
鍥句腑缁撳悎鏂瑰紡涓嶆纭?/p>
锛?/p>
A
閿欒锛?
B. NaHCO
3
鐨勭數绂绘柟绋嬪紡涓?/p>
锛?/p>
NaHCO
3
=Na
+
+HCO
3
-
锛?/p>
B
閿欒锛?/p>
C.
鍙〃绀烘隘鍘熷瓙鐨勭粨鏋勭ず鎰忓浘
锛?/p>
C
姝ｇ‘锛?/p>
D.
甯?
缁撴櫠姘寸殑纰抽吀閽犵殑鍖栧寮忔湁
Na
2
CO
3
路
10H
2
O
銆?/p>
Na
2
CO
3
路
7H
2
O
銆?/p>
Na
2
CO
3
路
H
2
O
锛?/p>
D
閿欒锛岀瓟妗堥�?/p>
C
銆?/p>
鐐圭潧锛氭湰棰樿�冩煡鍖栧鐢ㄨ锛屾妸鎻″寲瀛︾敤璇殑鍖哄埆鍙婅鑼冨簲鐢ㄤ负瑙ｇ瓟鐨勫叧閿紝閫夐」
A
涓鸿В绛旂殑鏄撻敊鐐癸紝娉ㄦ剰
浠庣數鑽疯搴﹀垎鏋愶紝娉ㄦ剰涓庢按鍚堟隘绂诲瓙鐨勫尯鍒紙
锛夈�?/p>
2.
涔呯疆绌烘皵涓細鍙戠敓棰滆壊鍙樺寲锛屼絾棰滆壊鍙樺寲鏄敱浜庤窡姘ф皵鍙嶅簲寮曡捣鐨勭墿璐ㄦ槸
A.
纭吀浜氶搧鏅朵綋
B.
浜氱～閰搁挔鍥轰綋
C.
杩囨哀鍖栭挔鍥轰綋
D.
姘按
銆愮瓟妗堛�?/p>
A
銆愯В鏋愩�?/p>
A.
纭吀浜氶搧鏅朵綋鏄撹姘ф皵姘у寲涓虹～閰搁搧锛岄鑹插彂鐢熷彉鍖栵紝
A
姝ｇ‘锛?/p>
B.
浜氱～閰搁挔鍥轰綋鏄撹姘ф皵姘у寲
涓虹～閰搁挔锛屼絾棰滆壊涓嶅彉锛?/p>
B
閿欒锛?/p>
C.
杩囨哀鍖栭挔鍥轰綋鏄撳惛鏀剁┖姘斾腑鐨勬按钂告皵鍜屼簩姘у寲纰崇敓鎴愭阿姘у寲閽犲拰纰抽吀
閽狅紝棰滆壊鍙樺寲锛屼絾涓庢哀姘旀病鏈夊叧绯伙紝
C
閿欒锛?/p>
D.
姘按瑙佸厜鏄撳垎瑙ｇ敓鎴愮洂閰稿拰姘寲姘紝婧舵恫棰滆壊鍙樺寲锛屼絾涓?/p>
姘ф皵娌℃湁鍏崇郴锛?/p>
D
閿欒锛岀瓟妗堥�?/p>
A
銆?/p>