2019
骞寸寤虹渷鍒濅腑姣曚笟鍙婇珮涓樁娈靛悇绫诲鏍℃嫑鐢熻�冭瘯
锛堝寲瀛︼級
璇曢鍙婅В鏋?/p>
绗厾鍗?/p>
鏈嵎鍏?/p>
10
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
30
鍒嗐�?/p>
1.
鍗佷竴涓栫邯锛屼腑鍥藉氨鐢?/p>
鈥?/p>
鍗撶瓛浜?/p>
鈥?/p>
鍑夸簳鎶�鏈幏鍙栭鐩愩�傞鐩愮殑涓昏鎴愬垎鏄紙
锛?/p>
A
锛?/p>
NaHCO
3
B
锛?/p>
Na
2
CO
3
C
锛?/p>
NaCl
D
锛?/p>
NaOH
瑙ｆ瀽锛氳�冩煡鐢熸椿涓父瑙佺墿鍝佺殑涓昏鎴愬垎鍖栧寮忓拰鐗╄川鐨勪織绉般�?/p>
NaHCO
3
鐨勪織绉版槸灏忚嫃鎵撱�?/p>
鏁?/p>
A
閿欒锛?/p>
Na
2
CO
3
鐨勪織绉版槸鑻忔墦銆佺函纰憋紝鏁?/p>
B
閿欙紱椋熺洂鐨勪富瑕佹垚鍒嗘槸
NaCl
锛?/p>
C
姝ｇ‘锛?/p>
NaOH
鐨勪織绉版槸鐑х⒈銆佺伀纰便�佽嫑鎬ч挔銆?/p>
D
閿欒鏁呴�夋嫨锛?/p>
C
2.
涓嬪垪搴旂敤鍙秹鍙婄墿璐ㄧ殑鐗╃悊鎬ц川鐨勬槸锛?/p>
锛?/p>
A
锛庣叅鐢ㄤ綔鐕冩枡
B
锛庡共鍐扮敤浜庝汉宸ラ檷闆?/p>
C
锛庣啛鐭崇伆鐢ㄤ簬鏀硅壇閰告�у湡澹?/p>
D
锛庣敓鐭崇伆鐢ㄤ綔骞茬嚗鍓?/p>
瑙ｆ瀽锛?/p>
鑰冩煡鐗╃悊鎬ц川鍜屽寲瀛︽�ц川鐨勫畾涔夊強鍏跺垽鏂�?/p>
鐗╃悊鎬ц川鏄笉闇�瑕侀�氳繃鍖栧鍙樺寲琛ㄧ幇鍑?/p>
鏉ョ殑鎬ц川銆?/p>
鐓ょ敤浣滅噧鏂欐槸鍒╃敤浜嗙叅鐨勫彲鐕冩�э紝灞炰簬鍖栧鎬ц川锛?/p>
A
閿欒锛涘共鍐扮敤浜庝汉宸ラ檷闆ㄥ埄鐢ㄤ簡鍗囧崕鍚哥儹
鐨勭墿鐞嗘�ц川锛?/p>
B
姝ｇ‘锛涚啛鐭崇伆鏀硅壇閰告�у湡澹ゅ埄鐢ㄤ簡閰哥⒈涓拰鍙嶅簲锛屾槸鍖栧鎬ц川锛?/p>
C
閿欒锛涚敓
鐭崇伆鍋氬共鐕ュ墏鏄埄鐢ㄤ簡鐢熺煶鐏拌兘涓庢按鍙戠敓鍖栧鍙嶅簲锛屽睘浜庡寲瀛︽�ц川锛?/p>
D
閿欒銆傛晠閫夋嫨锛?/p>
B
3.
銆婂寲瀛﹂�氳銆嬫姤閬擄細
鈥?/p>
浜洪�犺倝姹夊牎
鈥?/p>
鐨勭爺鍒惰绉颁负绐佺牬鎬ф妧鏈紝鍙互鍑忚交鐣滅墽涓氱敓浜ч�?
鎴愮殑鐜姹℃煋銆?/p>
鈥?/p>
浜洪�犺倝
鈥?/p>
鐨勮惀鍏讳环鍊兼帴杩戠湡瀹炶倝绫伙紝瀹冨彲浠ヤ负浜轰綋琛ュ厖鐨勬渶閲嶈鐨勮惀鍏荤礌
鏄?/p>
锛?/p>
锛?/p>
A
锛庤泲鐧借川
B
锛庣硸绫?/p>
C
锛庣淮鐢熺礌
D
锛庢棤鏈虹洂
瑙ｆ瀽锛?/p>
鑰冩煡浜虹被閲嶈鐨勮惀鍏荤墿璐ㄣ�?/p>
鑲夌被涓轰汉浣撹ˉ鍏呯殑鏈�閲嶈鐨勮惀鍏荤礌涓鸿泲鐧借川锛?/p>
B
銆?/p>
C
銆?/p>
D
閿欒锛?/p>
鏁呴�夋嫨锛?/p>
A
4.
涓嬪浘鎵�绀哄疄楠屾搷浣滄纭殑鏄紙
锛?/p>
A
锛庣█閲婃祿纭吀
B
锛庡�惧�掓恫浣?/p>
C
锛庤鍙栨恫浣撲綋绉?/p>
D
锛庣偣鐕冮厭绮剧伅