椤?/p>
1
绗?/p>
姹熻タ鐪佷節鎵�閲嶇偣涓
2018
灞婇珮涓夎仈鍚堣�冭瘯
鐞嗙患鍖栧璇曢
1.
鍖栧涓庝汉绫绘椿鍔ㄥ瘑鍒囩浉鍏筹紝涓嬪垪鏈夊叧璇存硶姝ｇ‘鐨勬槸
(
)
A.
鍔犻叾娲楄。绮夊彲浠ュ緢濂界殑娲楁钉姣涚粐鍝佷笂鐨勬薄娓?/p>
B.
浠庤姳鐢熶腑鎻愬彇鐨勭敓鐗╂煷娌逛笌鐢辩煶娌圭偧寰楃殑鏌存补閮藉睘浜庣儍绫荤墿璐?/p>
C.
鐢ㄧ煶鐏版按鎴?/p>
MgSO
4
婧舵恫鍠锋秱鍦ㄦ爲骞蹭笂鍧囧彲娑堢伃鏍戠毊涓婄殑杩囧啲铏嵉
D.
鍚盁鐗欒啅鑳芥姂鍒跺彛鑵旂粏鑿屼骇鐢熼吀锛屽湪涓�瀹氱▼搴︿笂鑳介槻姝㈡垨鍑忓皯榫嬮娇
銆愮瓟妗堛�?/p>
D
銆愯В鏋愩�?/p>
A
銆佹瘺缁囧搧鐨勬垚鍒嗘槸铔嬬櫧璐紝铔嬬櫧璐ㄥ湪閰剁殑浣滅敤涓嬫按瑙ｏ紝鍔犻叾娲楄。绮変笉鑳芥礂娑ゆ瘺缁囧搧锛屾晠
A
閿欒锛?/p>
B
銆侀�氳繃鑺辩敓鎻愬彇鐨勭敓鐗╂煷娌圭殑缁勬垚涓昏涓虹敇娌逛笌楂樼骇鑴傝偑閰稿舰鎴愮殑閰紝灞炰簬鐑冪殑琛嶇敓鐗╋紝浠庣煶娌逛腑鐐煎埗
鐨勬煷娌规槸鐑冪被鐗╄川锛屾晠
B
閿欒锛?/p>
C
銆佺煶鐏版按鑳戒娇铔嬬櫧璐ㄥ彉鎬э紝浣?/p>
MgSO
4
婧舵恫涓嶈兘锛屾晠
C
閿欒锛?/p>
D
銆佸惈姘熺墮
鑶忎腑鍚湁
Na
2
PO
3
F
銆?/p>
NaF
锛岃兘鎶戝埗鍙ｈ厰缁嗚弻浜х敓閰革紝鍦ㄤ竴瀹氱▼搴︿笂鑳介槻姝㈡垨鍑忓皯榫嬮娇锛屾晠
D
姝ｇ‘銆?/p>
2.
涓嬪垪閫夐」涓秹鍙婄殑绂诲瓙鏂圭▼寮忎功鍐欐纭殑鏄?/p>
(
)
A.
鍚?/p>
Ca(HCO
3
)
2
婧舵恫涓姞鍏ュ皯閲?/p>
NaOH
婧舵恫锛?/p>
Ca
2
锛?/p>
锛?/p>
2OH
锛?
+2HCO
= CaCO
3
鈫?CO
+2H
2
O
B.
瀹ゆ俯涓嬫祴寰?/p>
NH
4
HSO
4
婧舵恫鐨?/p>
pH<7
锛屼富瑕佹槸鍥犱负瀛樺湪锛?/p>
NH
4
+
锛?/p>
H
2
O
NH
3
路
H
2
O
锛?/p>
H
3
O
锛?/p>
C.
鐢ㄩ噸閾吀閽炬憾娑叉淮瀹氳崏閰革細
Cr
2
O
锛?/p>
14H
锛?/p>
锛?/p>
3C
2
O
-
=2Cr
3
锛?
锛?/p>
6CO
2
鈫?/p>
锛?/p>
7H
2
O
D.
鍚?/p>
AgCl
娌夋穩涓姞鍏ヨ繃閲忕殑姘ㄦ按浣?/p>
AgCl
婧惰В锛?/p>
AgCl+2NH
3
路
H
2
O = [Ag(NH
3
)
2
]
锛?/p>
+Cl
锛?/p>
锛?/p>
2H
2
O
銆愮瓟妗堛�?/p>
D
3.
鏌愭姉鑲跨槫鑽墿涓棿浣撶殑鍚堟垚璺嚎濡備笅銆備笅鍒楄娉曟纭殑鏄?/p>
(
)