璇炬椂浣滀笟
14
涔欓唶鐨勭粍鎴愩�佺粨鏋勫拰鎬ц川
鏃堕棿锛?/p>
60
鍒嗛挓
鍒嗗�硷細
100
鍒?/p>
鐝骇锛?/p>
________
濮撳悕锛?/p>
________
涓�銆侀�夋嫨棰?/p>
(
姣忓皬棰?/p>
5
鍒嗭紝鍏?/p>
55
鍒?/p>
)
1
锛庡叧浜庝箼閱囩殑璇存硶涓嶆纭殑鏄?/p>
(
)
A
锛庝箼閱囨槸鍏锋湁鐗规畩姘斿懗鐨勬恫浣?/p>
B
锛庝箼閱囧垎瀛愰噷鍚湁
6
涓阿鍘熷瓙锛屽畠浠殑鎬ц川鏄畬鍏ㄤ竴鏍风殑
C
锛庝箼閱囨槗鎸ュ彂锛屼笌姘翠换鎰忔瘮浜掓憾
D
锛庝箼閰哥殑鐔旀哺鐐规瘮涔欓唶楂?/p>
瑙ｆ瀽锛?/p>
涔欓唶鍒嗗瓙涓殑鍏釜姘㈠師瀛愪腑浜斾釜鏄竴鏍风殑锛屼笌姘у師瀛愮浉杩炵殑姘㈠師瀛愪笉
鍚屻�?/p>
绛旀锛?/p>
B
2
锛庘�滀箼閱囨苯娌光�濆氨鏄湪姹芥补閲屽姞鍏ラ�傞噺鐨勪箼閱囨贩鍚堣�屾垚鐨勪竴绉嶇噧鏂欍�備笅鍒?/p>
鏈夊叧鍙欒堪涓嶆纭殑鏄?/p>
(
)
A
锛庢苯杞︿娇鐢ㄤ箼閱囨苯娌硅兘鍑忓皯鏈夊姘斾綋鐨勬帓鏀?/p>
B
锛庡伐涓氫笂甯哥敤瑁傚寲鐨勬柟娉曟彁楂樻苯娌圭殑浜ч噺鍜岃川閲?/p>
C
锛庝箼閱囨苯娌规槸澶氱鐑冪殑娣峰悎鐗?/p>
D
锛庣敤鐜夌背銆侀珮绮卞彂閰靛彲浠ュ埗寰椾箼閱?/p>
瑙ｆ瀽锛?/p>
涔欓唶涓嶆槸鐑冿紝鏄儍鐨勮鐢熺墿銆?/p>
绛旀锛?/p>
C
3
锛庣敤纭吀閰稿寲鐨?/p>
CrO
3
閬囬厭绮惧悗锛屽叾棰滆壊浼氫粠绾㈣壊鍙樹负钃濈豢鑹诧紝鐢ㄨ繖涓幇璞?/p>
鍙互娴嬪緱姹借溅鍙告満鏄惁閰掑悗椹捐溅銆傚弽搴旂殑鏂圭▼寮忎负锛?/p>
2CrO
3
锛?/p>
3CH
3
CH
2
OH
锛?/p>
3H
2
SO
4
===Cr
2
(SO
4
)
3
锛?/p>
3CH
3
CHO
锛?/p>
6H
2
O
姝ゅ弽搴旂殑姘у寲鍓傛槸
(
)
A
锛?/p>
H
2
SO
4
B
锛?/p>
CrO
3
C
锛?/p>
Cr
2
(SO
4
)
3
D
锛?/p>
CH
3
CH
2
OH
绛旀锛?/p>
B
4
锛庝笅鍒楀叧浜庝箼閱囩殑璇存硶涓纭殑鏄?/p>
(
)
A
锛庝箼閱囩殑瀵嗗害姣旀按灏忥紝閬囨按娣峰悎鏃舵诞鍦ㄤ笂灞?/p>
B
锛庝箼閱囧湪姘翠腑鑳界數绂诲嚭灏戦噺姘㈢瀛?/p>