2018
骞翠笂瀛︽湡鏈熸湯鑰冭瘯璇曞嵎
楂樹簩鐞嗙鍖栧锛?/p>
A
鍗凤級
鑰冭瘯鏃堕棿
90
鍒嗛挓
婊″垎
100
鍒?/p>
鍙兘鐢ㄥ埌鐨勫師瀛愰噺锛?/p>
H=1 C=12 N=14 O=16 Na=23 Al=27 Zn=65
涓�銆佸崟椤归�夋嫨棰橈紙鍏?/p>
16
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
48
鍒嗐�?/p>
锛?/p>
1
锛庡攼鏈濊瘲浜哄垬绂归敗鐨勩�婃氮娣樻矙銆?/p>
鈥?/p>
缇庝汉棣栭グ渚帇鍗?/p>
,
灏芥槸娌欎腑娴簳鏉?/p>
鈥?/p>
浠庝腑鍙互寰楀嚭鍙や汉浠庢矙
瀛愪腑寰楀埌榛勯噾鐨勬柟娉曚负锛?/p>
锛?/p>
A.
鐑繕鍘熸硶
B.
鐑垎瑙ｆ硶
C.
鐢佃В
D.
閲嶅姏娌夐檷娉?/p>
2.
鐢?/p>
N
A
琛ㄧず闃夸紡鍔犲痉缃楀父鏁扮殑鏁板�硷紝涓嬪垪鍙欒堪涓嶆纭?/p>
锛庯紟锛?/p>
鐨勬槸锛?/p>
锛?/p>
A.16g
姘ф皵涓惈鏈夌殑姘у師瀛愭暟鐩负
N
A
B.
鏍囧噯鐘跺喌涓嬶紝
22.4L
涔欓唶涓惈鏈夌殑鍒嗗瓙鏁颁负
N
A
C.10.6gNa
2
CO
3
鍚湁
Na
+
鐨勬暟鐩负
0.2N
A
D.
鏍囧噯鐘跺喌涓嬶紝
22.4LCl
2
鍚湁鐨勭數瀛愭暟绾︿负
34N
A
3
锛庝笅鍒楃瀛愬彲澶ч噺鍏卞瓨涓旀憾娑叉棤鑹茬殑鏄紙
锛?/p>
A.Na
锛?
銆?/p>
NO
3
-
銆?/p>
K
锛?
銆?/p>
SO
4
2-
B.Fe
2
锛?
銆?/p>
H
锛?
銆?/p>
ClO
-
銆?/p>
CO
3
2-
C.MnO
4
-
銆?/p>
Al
3
锛?
銆?/p>
Na
锛?
銆?/p>
SO
4
2-
D.Cu
2
锛?
銆?/p>
SO
4
2-
銆?/p>
Fe
3
锛?
銆?/p>
Cl
-
4.
鐩稿悓鐗╄川鐨勯噺鐨勯晛鍜岄摑鍒嗗埆涓庤冻閲忕殑绋�鐩愰吀鍙嶅簲锛岀敓鎴愭阿姘旂殑璐ㄩ噺涔嬫瘮锛?/p>
锛?/p>
A.1
锛?/p>
3
B.2
锛?/p>
3
C.3
锛?/p>
2
D.3
锛?/p>
1
5.
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╂槸锛?/p>
锛?/p>
A.NaOH
B.Na
2
O
C.Na
2
CO
3
D.Na
2
O
2
6.
涓嬪垪鐗╄川鐨勫悕绉颁笌鍏朵腑涓昏鎴愬垎鐨勫寲瀛﹀紡瀵瑰簲姝ｇ‘鐨勬槸锛?/p>
锛?/p>
A.
鐢熺煶鐏?/p>
鈥?/p>
Ca(OH)
2
B.
鏄庣熅鏅朵綋
鈥?/p>
KAl(SO
4
)
2
C.
姘寸叅姘?/p>
鈥?/p>
CO
2
鍜?/p>
H
2
D.
閽￠
鈥?/p>
BaSO
4
7.
涓嬪垪璇存硶閿欒鐨勬槸锛?/p>
锛?/p>
A.
鐓ょ噧鐑ф椂鍔犲叆灏戦噺鐢熺煶鐏扮殑鐩殑鏄噺灏戝簾姘斾腑鐨勪簩姘у寲纭帓鏀?/p>
B.
鍙樺帇鍣ㄩ搧鑺槸鍚
4%
鐨勭閽紝鏈夊緢楂樼殑瀵肩鎬?/p>