2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>绗?/span>I 鍗凤紙閫夋嫨棰橈級

涓€銆?/span>2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>閫夋嫨棰橈紙l锝?/span>8灏忛姣忛1鍒嗭紝9锝?/span>13灏忛姣忛2鍒嗭紝鍏?/span>18鍒嗐€傛瘡灏忛鍙湁涓€涓€夐」绗﹀悎棰樻剰锛?/span>

1锛庝笅鍒楀睘浜庡寲瀛﹀彉鍖栫殑鏄?/span>

A锛庣緤姣涚粐鎴愯棌姣?/span>聽聽聽 B锛庢槅浠戠帀闆曞埢鎴愬嵃绔?/span>聽聽聽聽 C锛庨潚妫甸吙鎴愰厭聽聽 D锛庣墰瑙掑仛鎴愭⒊瀛?/span>

2锛庨潚娴锋槸鐢熸€佸ぇ鐪侊紝瑕佺瓚鐗㈢敓鎬佷繚鎶ゅ睆闅溿€備笅鍒楀仛娉曚笉绗﹀悎杩欎竴鐞嗗康鐨勬槸

A锛庢彁鍊℃琛屻€侀獞鑷杞︾瓑鈥?/span>浣庣⒊鈥?/span>鍑鸿鏂瑰紡聽聽聽 B锛庣敓娲讳腑闇插ぉ鐒氱儳搴熸棫濉戞枡鍜屾鑳?/span>

C锛庡叕鍏卞満鎵€绂佹鍚哥儫聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 D锛庡ぇ鍔涘紑灞曟鏍戦€犳灄娲诲姩

3.婕傜櫧绮夌殑鏈夋晥鎴愬垎娆℃隘閰搁挋[Ca (ClO)2]涓隘鍏冪礌鐨勫寲鍚堜环鏄?/span>

A.-1 聽聽聽聽聽聽聽 B.0 聽聽聽聽聽聽 C.+1 聽聽聽聽聽聽 D.+5

4.涓嬪浘鎵€绀虹殑鍩烘湰瀹為獙鎿嶄綔涓敊璇殑鏄?/span>

5.鏍规嵁鍙冲浘瀹為獙鍒ゆ柇涓嬪垪璇存硶閿欒鐨勬槸

A锛庢祿鐩愰吀鏈夋尌鍙戞€?/span>聽聽聽聽聽聽聽聽聽聽聽聽聽 B锛庡垎瀛愬湪涓嶆柇杩愬姩

C.B鐑ф澂婧舵恫鐨勯鑹蹭細鏀瑰彉聽聽聽聽聽聽聽 D. B鐑ф澂鍐呭彂鐢熶簡缃崲鍙嶅簲

6.涓嬪垪瀹為獙鐜拌薄鐨勬弿杩伴敊璇殑鏄?/span>

A锛庣孩纾峰湪绌烘皵涓噧鐑э紝浜х敓澶ч噺鐧界儫聽聽聽聽聽聽聽 B锛庢阿姘斿湪绌烘皵涓噧鐑э紝浜х敓娣¤摑鑹茬伀鐒?/span>

C锛庣⒊鍦ㄦ哀姘斾腑鐕冪儳鍙戝嚭鐧藉厜锛岀敓鎴愰粦鑹插浐浣?/span>D锛庣~鍦ㄦ哀姘斾腑鐕冪儳锛屽彂鍑鸿摑绱壊鐏劙

7.a銆?/span>b涓ょ鐗╄川鐨勬憾瑙e害鏇茬嚎濡傚浘鎵€绀恒€備笅鍒楄娉曢敊璇殑鏄?/span>

A锛?/span>15鈩?/span>鏃讹紝a銆?/span>b鐨勬憾瑙e害鍧囦负20g

B锛?/span>15鈩?/span>鏃讹紝灏?/span>15g b鏀?/span>鍏?/span>50g姘翠腑锛屽厖鍒嗘憾瑙e悗锛屾墍寰楁憾娑茶川閲忔槸65g

C锛庡姞姘存垨鍗囨俯鍧囧彲浣?/span>b鐨勯ケ鍜屾憾娑插彉涓轰笉楗卞拰婧舵恫

D锛庡皢30鈩?/span>鏃?/span>a鐨勯ケ鍜屾憾娑查檷娓╄嚦15鈩?/span>锛屾憾璐ㄧ殑璐ㄩ噺鍒嗘暟涓嶅彉

8锛庤尪姘ㄩ吀锛?/span>C7H14O3N2锛夊叿鏈夐檷浣庤鍘嬨€佹彁楂樿蹇嗗姏銆佷繚鎶ょ缁忕粏鑳炪€佸噺鑲ョ瓑鍔熸晥銆備笅鍒楁湁鍏宠娉曟纭殑鏄?/span>

A锛庤尪姘ㄩ吀灞炰簬鏈夋満鍖栧悎鐗?/span>聽聽聽 B锛庤尪姘ㄩ吀涓哀鍏冪礌鐨勮川閲忓垎鏁版渶澶?/span>

C锛庤尪姘ㄩ吀鐢?/span>26涓師瀛愭瀯鎴?/span>聽聽 D锛庤尪姘ㄩ吀涓⒊銆佹阿銆佹哀銆佹爱鍚勫厓绱犵殑璐ㄩ噺姣斾负7:14:3:2

9锛庢垜鍥借浇浜鸿埅澶╂妧鏈揪鍒颁簡涓栫晫鍏堣繘姘村钩銆傚叾涓?/span>鈥?/span>绁炶垷鍙?/span>鈥?/span>绯诲垪鐏浣跨敤鐨勪竴绉嶇噧鏂欐槸鍋忎簩鐢?/span>鑲?/span>锛屽叾鍖栧寮忎负C2H8N2锛岀噧鐑ф椂鍙戠敓濡?/span>涓?/span>鍙嶅簲锛?/span>C2H8N2+2X2CO2+4H2O+3N2锛屽垯X鐨勫寲瀛﹀紡鏄?/span>

A. NO 聽聽聽聽 B.NO2聽聽聽聽聽 C.N2O聽聽聽聽聽聽 D.N2O4

10锛庣敳鍜屼箼鍦ㄤ竴瀹氭潯浠朵笅鍙嶅簲鐢熸垚涓欏拰涓併€傜粨鍚堝井瑙傜ず鎰忓浘鍒嗘瀽锛屼笅鍒楃粨璁烘纭殑鏄?/span>

A锛庝笝鐨勭浉瀵瑰垎瀛愯川閲忎负32g聽聽聽聽聽聽聽聽聽聽 B锛庣敓鎴愮殑涓欏拰涓佺殑鍒嗗瓙涓暟姣斾负2锛?/span>1

C锛庡彂鐢熷弽搴旂殑鐢插拰涔欑殑璐ㄩ噺姣斾负22:3聽 D锛庡弽搴斿墠鍚庡垎瀛愮绫讳笉鍙?/span>

11锛庡杽浜庢⒊鐞嗗寲瀛︾煡璇嗭紝鏄濂藉寲瀛︾殑鏈夋晥鏂规硶銆備互涓嬪綊绾充笉瀹屽叏姝g‘鐨勬槸

A锛庢€ц川鍐冲畾鐢ㄩ€?/span>

B.鏃?/span>甯哥敓娲荤粡楠?/span>

姘ф皵鍔╃噧鈥斺€?/span>姘旂剨鍒囧壊閲戝睘

鐭冲ⅷ寰堣蒋鈥斺€?/span>鍒堕搮绗旇姱

閽ㄧ殑鐔旂偣楂?/span>鈥斺€?/span>鐢ㄤ簬鍒剁伅涓?/span>

琛f湇涓婂渾鐝犵瑪娌?/span>鈥斺€?/span>鐢ㄦ苯娌规悡娲?/span>

鍖哄埆纭按鍜岃蒋姘?/span>鈥斺€?/span>鐢ㄨ偉鐨傛按妫€楠?/span>

鍖哄埆妫夊拰缇婃瘺缁囩墿鈥斺€?/span>鐐圭噧闂绘皵鍛?/span>

C锛庡寲瀛︿笌鍋ュ悍

D锛庡畨鍏ㄥ父璇?/span>

缂洪挋鈥斺€?/span>瀵艰嚧浣濆伝鐥呮垨楠ㄨ川鐤忔澗

缂虹鈥斺€?/span>寮曡捣鐢茬姸鑵鸿偪澶?/span>

缂虹淮鐢熺礌C 鈥斺€?/span>寮曡捣鍧忚鐥?/span>

鐨偆娌句笂娴撶~閰?/span>鈥斺€?/span>鐢ㄦ阿姘у寲閽犳憾娑蹭腑鍜?/span>

鐐掕彍鏃舵补閿呯潃鐏?/span>鈥斺€?/span>鐢ㄩ攨鐩栫洊鐏?/span>

鐢查啗婧舵恫娴告场娴蜂骇鍝?/span>鈥斺€?/span>淇濋矞

12锛庡垎鏋愭帹鐞嗘槸鍖栧瀛︿範涓父鐢ㄧ殑鎬濈淮鏂规硶銆備笅鍒楀垎鏋愭帹鐞嗘纭殑鏄?/span>

A锛庣⒈婧舵恫pH澶т簬7锛屾墍浠?/span>pH澶т簬7鐨勬憾娑蹭竴瀹氭槸纰辨憾娑?/span>

B锛庨吀鍜岀⒈浣滅敤鐢熸垚鐩愬拰姘寸殑鍙嶅簲鏄腑鍜屽弽搴旓紝鎵€浠ョ敓鎴愮洂鍜屾按鐨勫弽搴斾竴瀹氭槸涓拰鍙嶅簲

C锛庣瀛愭槸甯︾數鑽风殑绮掑瓙锛屾墍浠ュ甫鐢佃嵎鐨勭矑瀛愪竴瀹氭槸绂诲瓙

D锛庡崟璐ㄦ槸鐢卞悓绉嶅厓绱犵粍鎴愮殑锛屾墍浠ョ敱鍚岀鍏冪礌缁勬垚鐨勭函鍑€鐗╀竴瀹氭槸鍗曡川

13锛庝笅鍒楀疄楠屾搷浣滀笉鑳借揪鍒板疄楠岀洰鐨?/span>鏄?/span>

閫夐」

瀹為獙鐩殑

瀹為獙鎿嶄綔

A

閴村埆NaOH鍜?/span>NaCl涓ょ鍥轰綋

鍒嗗埆鍔犲叆灏戦噺姘存憾瑙?/span>

B

闄ゅ幓NaCl婧舵恫涓皯閲?/span>Na2SO4

鍏堝姞鍏?/span>Ba(NO3)2婧舵恫锛屽悗杩囨护

C

闄ゅ幓H2涓皯閲忕殑姘磋捀姘?/span>

灏嗘贩鍚堟皵浣撻€氳繃瑁呮湁娴撶~閰哥殑娲楁皵鐡?/span>

D

閴村埆鍖栬偉KCl鍜?/span>NH4Cl

鍙栨牱涓庣啛鐭崇伆娣峰悎鐮旂(锛岄椈姘斿懗

2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>绗?/span>鈪?/span>鍗?/span>聽聽 锛堥潪閫夋嫨棰橈級

浜屻€?/span>2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>濉┖棰橈紙鍖栧鏂圭▼寮?/span>2鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?/span>14鍒嗭級

14锛庢寜瑕佹眰鍐欏嚭鐩稿簲鐨勫寲瀛︾鍙枫€?/span>

锛?/span>1锛?/span>2涓爱鍒嗗瓙_______聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 锛?/span>2锛夐搧绂诲瓙_______

锛?/span>3锛夋阿姘у寲閾濅腑閾濆厓绱犵殑鍖栧悎浠锋樉+ 3浠?/span>_______ 锛?/span>4锛夊皬鑻忔墦_______

15锛庡彸鍥?/span>A銆?/span>B鏄袱绉嶇矑瀛愮殑缁撴瀯绀烘剰鍥撅紝鍥炵瓟涓嬪垪闂銆?/span>


锛?/span>l锛夎嫢A鏄煇闃寸瀛愮殑缁撴瀯绀烘剰鍥撅紝鍒?/span>x鍙兘鏄笅鍒椾腑鐨?/span>____锛堝~瀛楁瘝搴忓彿锛夈€?/span>

a.8聽聽聽聽聽聽 b.10 聽聽聽聽聽聽 c.11 聽聽聽聽聽聽 d.12

锛?/span>2锛夎嫢B琛ㄧず鏌愬師瀛愮殑缁撴瀯绀烘剰鍥撅紝鍒?/span>y=______銆?/span>

锛?/span>3锛夎嫢A涓?/span>x=12锛屽垯A銆?/span>B鎵€琛ㄧず鐨勫厓绱犲舰鎴愬寲鍚堢墿鐨勫悕绉颁负______銆?/span>

16锛庨挗閾佹槸浣跨敤鏈€澶氱殑閲戝睘鏉愭枡銆?/span>

锛?/span>l锛夐搧鍒跺搧閿堣殌鐨勮繃绋嬶紝瀹為檯涓婃槸閾佽窡绌烘皵涓殑______鍙戠敓鍖栧鍙嶅簲鐨勮繃绋嬶紱鍙敤绋€纭吀闄ゅ幓鍏惰〃闈㈢殑閾侀攬锛屽弽搴旂殑鍖栧鏂圭▼寮忎负_______銆?/span>

锛?/span>2锛夐敯锛?/span>Mn锛夐挗灞炰簬閾佸悎閲戯紝鍙敤浜庡埗閫犻挗杞ㄣ€傚凡鐭ラ敯鐨勯噾灞炴椿鍔ㄦ€т粙浜庨晛涓庨攲涔嬮棿锛屽鏋滅敤瀹為獙姣旇緝閾佸拰閿扮殑閲戝睘娲诲姩鎬у己寮憋紝涓嬪垪鎵€缁欒瘯鍒荤粍鑳藉杈惧埌鐩殑鐨勬槸____锛堝~瀛楁瘝搴忓彿锛夈€?/span>A. Fe銆?/span>Mn銆?/span>40锛呯~閰告憾娑?/span>聽聽聽聽聽聽聽聽聽 B.Fe銆?/span>Mn銆?/span>MgSO4婧舵恫

C. Fe銆?/span>Mn銆?/span>ZnSO4婧舵恫聽聽聽聽聽聽聽聽聽聽聽 D.Cu銆?/span>FeSO4婧舵恫銆?/span>MnSO4婧舵恫

17.姘存槸鐢熷懡涔嬫簮銆?/span>

锛?/span>1锛夊湪鐢佃В姘村疄楠屼腑锛屼笌鐩存祦鐢垫簮姝f瀬鐩歌繛鐨勭幓鐠冪涓骇鐢熺殑姘斾綋鏄?/span>_______銆?/span>

锛?/span>2锛夐厤鍒?/span>50g璐ㄩ噺鍒嗘暟涓?/span>6%鐨?/span>NaCl婧舵恫锛屽叾鎿嶄綔姝ラ涓猴細_____銆佺О閲忋€侀噺鍙栥€佹憾瑙?/span>

瑁呯摱璐存爣绛俱€?/span>

锛?/span>3锛変笅鍒楁儏鍐典細瀵艰嚧锛?/span>2锛変腑鎵€閰嶅埗鐨勬憾娑蹭腑婧惰川鐨勮川閲忓垎鏁板亸澶х殑鏄?/span>_____锛堝~瀛楁瘝搴忓彿锛夈€?/span>

A锛庢墍鐢ㄧ殑NaCl涓嶅共鐕?/span>

B锛庣敤閲忕瓛閲忓彇姘存椂锛屼刊瑙嗚鏁?/span>

C锛庨厤濂界殑婧舵恫瑁呯摱鍚庯紝鐑ф澂鍐呮湁婧舵恫娈嬬暀

涓夈€?/span>2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>绠€绛旈锛堝寲瀛︽柟绋嬪紡2鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?/span>12鍒嗭級

18锛庡彸鍥捐〃绀烘煇浜涚墿璐ㄩ棿杞寲鍏崇郴锛堝弽搴旀潯浠跺拰閮ㄥ垎浜х墿宸茬渷鐣ワ級銆?/span>

甯告俯涓?/span>A銆?/span>C鏄敱鐩稿悓鍏冪礌缁勬垚鐨勬棤鑹叉恫浣擄紝涓?/span>C鏄竴绉嶆渶甯哥敤鐨勬憾鍓傦紱D銆?/span>I銆?/span>J鍧囦负鏃犺壊姘斾綋锛屽叾涓?/span>I鑳戒娇婢勬竻鐨勭煶鐏版按鍙樻祽娴婏紱K涓虹孩妫曡壊绮夋湯銆傝鍥炵瓟涓嬪垪闂锛?/span>

锛?/span>l锛夊弽搴?/span>鈶?/span>涓?/span>B鐗╄川鐨勪綔鐢ㄦ槸________ 銆?/span>

锛?/span>2锛夊啓鍑哄浘涓弽搴?/span>鈶?/span>鐨勫寲瀛︽柟绋嬪紡________銆?/span>

锛?/span>3锛夊啓鍑哄浘涓弽搴?/span>鈶?/span>鐨勫寲瀛︽柟绋嬪紡________銆?/span>

19锛庡寲瀛﹀叴瓒e皬缁勭殑鍚屽鍦ㄥ仛瀹?/span>鈥?/span>浜屾哀鍖栫⒊鐨勫疄楠屽鍒跺彇鈥?/span>鐨勫疄楠屽悗锛屽鍙嶅簲鍚庡簾娑蹭腑婧惰川鐨勬垚鍒嗕骇鐢熶簡鍏磋叮骞惰繘琛屼簡浠ヤ笅鎺㈢┒锛?/span>

锛?/span>l锛夊疄楠屽鍒跺彇浜屾哀鍖栫⒊鐨勫寲瀛︽柟绋嬪紡涓?/span>__________銆?/span>

锛?/span>2锛夈€?/span>鎻愬嚭闂銆?/span>搴熸恫涓殑婧惰川鍚湁鍝簺鐗╄川锛?/span>

銆愮寽鎯充笌鍋囪銆?鐚滄兂I锛氬簾娑蹭腑鐨勬憾璐ㄥ彧鏈夋隘鍖栭挋锛涚寽鎯?/span>鈪?/span>锛氬簾娑蹭腑鐨勬憾璐ㄦ湁________銆?/span>

銆愯繘琛屽疄楠屻€?/span>

瀹為獙鎿嶄綔

瀹為獙鐜拌薄

瀹為獙缁撹

鍙栧皯閲忓弽搴斿悗鐨勫簾娑蹭簬璇曠涓紝鍚戝叾涓姞鍏?/span>Na2CO3婧舵恫鑷宠繃閲?/span>

鍙湁________

鐚滄兂I 姝g‘

鍏?/span>______鍚?/span>________

鐚滄兂鈪?/span>姝g‘

銆?/span>鍙嶆€濇嫇灞曘€戝鏋滅寽鎯?/span>鈪?/span>姝g‘锛岃浣垮簾娑蹭腑鐨勬憾璐ㄥ彧鍚湁姘寲閽欙紝姝g‘鐨勫鐞嗘柟娉曟槸鍔?/span>鍏?/span>杩囬噺鐨?/span>_________銆?/span>

鍥涖€?/span>2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>瀹為獙棰橈紙鍖栧鏂圭▼寮?/span>2鍒嗭紝鍏朵綑姣忕┖l鍒嗭紝鍏?/span>12鍒嗭級

20锛庢牴鎹互涓嬭缃浘锛屽洖绛旀湁鍏抽棶棰橈細

锛?/span>l锛夊啓鍑哄浘涓爣鍙蜂负a鐨勪华鍣ㄥ悕绉?/span>_______銆?/span>

锛?/span>2锛夊疄楠屽鐢ㄦ隘閰搁捑鍒跺彇姘ф皵锛屽寲瀛︽柟绋嬪紡涓?/span>_______锛岃鍙嶅簲鐨勫熀鏈弽搴旂被鍨嬫槸_______锛屽仠姝㈠姞鐑椂搴斿厛灏嗗绠$Щ鍑烘按闈紝鍏剁悊鐢辨槸_______銆?/span>

锛?/span>3锛夌敤C瑁呯疆鏀堕泦姘ф皵锛岄獙婊$殑鏂规硶鏄?/span>_______銆?/span>

锛?/span>4锛夊疄楠屽鍒跺彇CO2搴旈€夋嫨鐨勫彂鐢熷拰鏀堕泦瑁呯疆鏄?/span>_______锛堝~瀛楁瘝搴忓彿锛夈€?/span>

锛?/span>5锛夌敤A瑁呯疆鍒舵皵浣撴椂锛岄暱棰堟紡鏂楃殑涓嬬绠″彛瑕?/span>_______锛屼互闃叉鐢熸垚鐨勬皵浣撻€稿嚭銆?/span>

21锛庤缁撳悎涓嬪浘鎵€绀哄疄楠屽洖绛旈棶棰橈細

锛?/span>l锛夊疄楠屼竴閾滅墖涓婄殑鐧界7鐕冪儳绾㈢7涓嶇噧鐑э紝璇存槑鐕冪儳鐨勬潯浠朵箣涓€鏄?/span>________銆?/span>

锛?/span>2锛夊疄楠屼簩娲绘€х偔鍏锋湁_______銆佽繃婊や綔鐢ㄣ€?/span>

锛?/span>3锛夊疄楠屼笁褰撹捀鍙戠毧涓嚭鐜?/span>______鏃讹紝鍋滄鍔犵儹銆?/span>

锛?/span>4锛夊疄楠屽洓闆嗘皵鐡朵腑姘寸殑浣滅敤鏄?/span>__________銆?/span>

浜斻€?/span>2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>璁$畻棰橈紙鍏?/span>4 鍒嗭級

22锛庢煇鍏磋叮灏忕粍鐢?/span>73g婧惰川璐ㄩ噺鍒嗘暟涓?/span>20锛呯殑鐩愰吀涓庤冻閲忛攲绮掑弽搴旓紝鍙埗寰楁阿姘旂殑璐ㄩ噺鏄灏戯紵
2017骞磋タ瀹佷腑鑰冨寲瀛﹁瘯棰?/span>

涓€銆侀€夋嫨棰橈紙1涓€8灏忛姣忛1鍒嗭紝9涓€13灏忛姣忛2鍒嗭紝鍏?/span>18鍒嗭級

1.C 2.B 3.C 4.A 5.D 6.C 7.B 8.A 9.D 10.C 11.D 12.D 13.B

璇存槑浠ヤ笅鍚勯锛岃€冪敓鑻ュ啓鍑哄叾浠栧悎鐞嗙瓟妗堬紝鍧囧彲鍙傜収鏍囧噯缁欏垎銆?/span>

浜屻€佸~绌洪锛堝寲瀛︽柟绋嬪紡2鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?/span>14鍒嗭級

14.锛?/span>4鍒嗭級(1)2N2锛涳紙2锛?/span>Fe3+锛涳紙3锛?/span>锛涳紙4锛?/span>NaHCO3

15.锛?/span>3鍒嗭級锛?/span>1锛?/span>a锛?/span>锛?/span>2锛?/span>7锛涳紙3锛夋隘鍖栭晛

16.锛?/span>4鍒嗭級锛?/span>l锛?/span>鈶?/span>姘ф皵鍜屾按鎴?/span>O2鍜?/span>H2O锛?鈶?/span> Fe2O3+3H2SO4=Fe2(SO4)3+3H2O锛?/span>

锛?/span>2锛?/span>AC

17.锛?/span>3鍒嗭級锛?/span>l锛夋哀姘旀垨O2锛涳紙2锛夎绠楋紙3锛?/span>B

涓夈€佺畝绛旈锛堝寲瀛︽柟绋嬪紡2鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?/span>12鍒嗭級

18.锛?/span>5鍒嗭級锛?/span>l锛夊偓鍖栦綔鐢紙2锛?/span>CO2+C2CO锛涳紙3锛?/span>Fe2O3+3CO2Fe+3CO2

19.锛?/span>7鍒嗭級锛?/span>l锛?/span>CaCO3 + 2HCl = CaC12 + H2O+ CO2鈫?/span>

锛?/span>2锛夈€愮寽鎯充笌鍋囪銆?鐚滄兂鈪?/span>锛氭隘鍖栭挋鍜屾隘鍖栨阿鎴?/span>CaCl2鍜?/span>HCl锛?/span>

銆愯繘琛屽疄楠屻€?鈶?/span> 娌夋穩浜х敓鈶?/span> 浜х敓姘旀场鈶?/span> 浜х敓娌夋穩

銆愬弽鎬濇嫇灞曘€?纰抽吀閽欐垨CaCO3

鍥涖€佸疄楠岄锛堝寲瀛︽柟绋嬪紡2鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?/span>12鍒嗭級

20.锛?/span>8鍒嗭級锛?/span>l锛夐敟褰㈢摱锛?/span>

锛?/span>2锛?/span>鈶?/span>2KClO32KCl+3O2鈫?/span> 鈶?/span> 鍒嗚В鍙嶅簲鈶?/span> 闃叉姘村€掑惛浣胯瘯绠$偢瑁?/span>锛?/span>

锛?/span>3锛夊皢甯︾伀鏄熺殑鏈ㄦ潯鏀惧湪闆嗘皵鐡跺彛锛岃嫢鏈ㄦ潯澶嶇噧锛屽垯璇存槑姘ф皵宸辨敹闆嗘弧

锛?/span>4锛?/span>AC锛涳紙5锛変几鍏ユ恫闈互涓?/span>銆?/span>

21.锛?/span>4鍒嗭級锛?/span>1锛夋俯搴﹁揪鍒板彲鐕冪墿鐨勭潃鐏偣锛?/span>2锛夊惛闄?/span>锛涳紙3锛夎緝澶氬浐浣擄紙4锛夐槻姝㈢啍铻嶇墿婧呰惤闆嗘皵鐡跺簳閮紝浣垮叾鐐歌

浜斻€佽绠楅锛?/span>4鍒嗭級

22.锛?/span>4鍒嗭級0.4g銆?/span>