¡¾ÌâÄ¿¡¿¡¾2016½ìÌìË®ÊÐÒ»ÖÐÆÚÄ©¡¿ÄÆ¡¢¼ØµÄµâ»¯ÎïÔÚÉú²úºÍ¿ÆѧʵÑéÖÐÓÐÊ®·ÖÖØÒªµÄÓ¦Ó᣹¤ÒµÀûÓõ⡢NaOHºÍÌúмΪԭÁÏ¿ÉÉú²úµâ»¯ÄÆ£¬ÆäÉú²úÁ÷³ÌÈçͼËùʾ£º

£¨1£©NaOHÈÜÒººÍµâ·´Ó¦Ê±ÐèÒªÑϸñ¿ØÖÆζȣ¬Èç¹ûζȹýµÍ£¬»áÉú³ÉµâµÄµÍ¼Û¸±²úÆ·NaIO¡£ÈôNaOHÈÜÒººÍµâ·´Ó¦Ê±ËùµÃÈÜÒºÖÐIOÓëIO£­µÄÎïÖʵÄÁ¿Ö®±ÈΪ1¡Ã1£¬Ôò¸Ã·´Ó¦µÄÀë×Ó·½³ÌʽΪ______ ¡£

£¨2£©Éú²úÁ÷³ÌÖмÓÈë¹ýÁ¿ÌúмµÄÄ¿µÄÊÇ__________________£¬¹ýÂËËùµÃ¹ÌÌåÖгýÊ£ÓàÌúмÍ⣬»¹ÓкìºÖÉ«¹ÌÌ壬Ôò¼ÓÈëÌúмʱ·¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ________ __________¡£

£¨3£©ÈÜÒº2Öгýº¬ÓÐH£«Í⣬һ¶¨º¬ÓеÄÑôÀë×ÓÊÇ______ ____________£»ÊÔÉè¼ÆʵÑé֤ʵ¸Ã½ðÊôÑôÀë×ӵĴæÔÚ£º__________________________________¡£

£¨4£©ÈÜÒº2¾­Ò»ÏµÁÐת»¯¿ÉÒԵõ½²ÝËáÑÇÌú¾§Ìå(FeC2O4¡¤2H2O)£¬³ÆÈ¡3.60 g²ÝËáÑÇÌú¾§Ìå(Ïà¶Ô·Ö×ÓÖÊÁ¿ÊÇ180)ÓÃÈÈÖØ·¨¶ÔÆä½øÐÐÈȷֽ⣬µÃµ½Ê£Óà¹ÌÌåµÄÖÊÁ¿Ëæζȱ仯µÄÇúÏßÈçͼËùʾ£º

¢Ù·ÖÎöͼÖÐÊý¾Ý£¬¸ù¾ÝÐÅϢд³ö¹ý³ÌI·¢ÉúµÄ»¯Ñ§·½³Ìʽ£º____________ ______¡£

¢Ú300¡æʱʣÓà¹ÌÌåÖ»ÓÐÒ»ÖÖÇÒÊÇÌúµÄÑõ»¯ÎÊÔͨ¹ý¼ÆËãÈ·¶¨¸ÃÑõ»¯ÎïµÄ»¯Ñ§Ê½£º________ ________¡£

¡¾´ð°¸¡¿£¨1£©4I2£«8OH£­===IO£«6I£­£«4H2O£«IO£­

£¨2£©»¹Ô­IO (»òʹIOת»¯ÎªI£­)(ºÏÀí¼´¿É)

NaIO3£«2Fe£«3H2O===NaI£«2Fe(OH)3¡ý

£¨3£©Fe2£« È¡ÉÙÁ¿ÊÔÑùÈÜÒºÓÚÊÔ¹ÜÖУ¬µÎÈëÉÙÁ¿ËáÐÔKMnO4ÈÜÒº£¬ÈôKMnO4ÈÜÒºÍÊÉ«£¬Ö¤Ã÷´æÔÚFe2£«(»òÕß¼ÓÈëK3[Fe(CN)6]²úÉúÀ¶É«³Áµí)

£¨4£©¢ÙFeC2O4¡¤2H2OFeC2O4£«2H2O¡ü

¢ÚFe2O3

¡¾½âÎö¡¿£¨1£©NaOHÈÜÒººÍµâ·´Ó¦Ê±ËùµÃÈÜÒºÖÐIOÓëIO£­µÄÎïÖʵÄÁ¿Ö®±ÈΪ1¡Ã1£¬Èô¾ùΪ1mol£¬ÔòÓɵç×ÓÊغã¿ÉÖª£¬Éú³ÉµâÀë×ÓµÄÎïÖʵÄÁ¿Îª6mol£¬½áºÏµçºÉÊغ㼰ԭ×ÓÊغã¿ÉÖªÀë×Ó·´Ó¦Îª£º4I2£«8OH£­===IO£«6I£­£«4H2O£«IO£­¡££¨2£©¼ÓÈëÌúмµÄÄ¿µÄÊÇ»¹Ô­IO£¬Ê¹IOת»¯ÎªI£­£¬¼ÓÈëÌúмµÄ·½³ÌʽΪNaIO3£«2Fe£«3H2O===NaI£«2Fe(OH)3¡ý¡££¨3£©¹ÌÌåÖгýÊ£ÓàµÄÌúмÍ⣬»¹ÓкìºÖÉ«¹ÌÌ壬¼ÓÈëÁòËáµÃµ½µÄÈÜÒº2Öгýº¬ÓÐH£«Í⣬¹ÌÌåÍêÈ«Èܽ⣬һ¶¨º¬ÓÐFe2£«£»Ö¤Ã÷º¬ÓÐÑÇÌúÀë×ӵķ½·¨ÎªÈ¡ÉÙÁ¿ÊÔÑùÈÜÒºÓÚÊÔ¹ÜÖУ¬µÎÈëÉÙÁ¿ËáÐÔKMnO4ÈÜÒº£¬ÈôKMnO4ÈÜÒºÍÊÉ«£¬Ö¤Ã÷´æÔÚFe2£«(»òÕß¼ÓÈëK3[Fe(CN)6]²úÉúÀ¶É«³Áµí)¡££¨4£©¢Ù3.60 g²ÝËáÑÇÌú¾§Ì壬ÎïÖʵÄÁ¿Îª0.2mol£¬¹ý³ÌIʹÆäÖÊÁ¿¼õÉÙ3.60-2.88=0.72¿Ë£¬Ç¡ºÃΪ0.4molË®µÄÖÊÁ¿£¬Ôò¹ý³ÌI·¢ÉúµÄ·´Ó¦·½³Ìʽ£ºFeC2O4¡¤2H2OFeC2O4£«2H2O¡ü£»¢Ú²ÝËáÑÇÌú¾§ÌåÖеÄÌúÔªËصÄÖÊÁ¿Îª3.6¡Á56/180=1.12g£¬²ÝËáÑÇÌú¾§ÌåÖÐÌúÔªËØÍêȫת»¯µ½Ñõ»¯ÎïÖУ¬Ñõ»¯ÎïÖÐÑõÔªËصÄÖÊÁ¿Îª1.60-1.12=0.48g£¬ÌúÔªËغÍÑõÔªËصÄÎïÖʵÄÁ¿Îª1.12/56:0.48/16=2:3,ÔòΪFe2O3

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿X¡¢Y¡¢Z¡¢Q¡¢RÊÇÎåÖÖ¶ÌÖÜÆÚÔªËØ£¬Ô­×ÓÐòÊýÒÀ´ÎÔö´ó¡£XÔªËØÓëYÔªËØ×î¸ßÕý¼ÛÓë×îµÍ¸º¼ÛÖ®ºÍ¾ùΪ0£»ÔªËØQµÄÀë×ÓÓëËùº¬µÄµç×ÓÊýºÍÖÊ×ÓÊý¾ùÏàͬ£»Z¡¢R·Ö±ðÊǵؿÇÖк¬Á¿×î¸ßµÄ·Ç½ðÊôÔªËغͽðÊôÔªËØ¡£

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÎåÖÖÔªËØÔ­×ӵİ뾶ÓÉ´óµ½Ð¡µÄ˳ÐòÊÇ£¨Ð´ÔªËØ·ûºÅ£©____________¡£

£¨2£©XÓëZÐγɵÄÒ»ÖÖ»¯ºÏÎ¼Èº¬¼«ÐÔ¼üÓÖº¬·Ç¼«ÐÔ¼ü£¬Ôò»¯ºÏÎïµÄ»¯Ñ§Ê½ÊÇ_________£¬¸Ã»¯ºÏÎï¾ßÓкÜÇ¿µÄÑõ»¯ÐÔ£¬Ð´³öÆäÓëSO2·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º____________________£»´Ë»¯ºÏÎïÔÚijЩ·´Ó¦ÖÐÒ²¿É±íÏÖ»¹Ô­ÐÔ£¬Ð´³öÆäÓëËáÐÔ¸ßÃÌËá¼Ø·´Ó¦µÄÀë×Ó·½³Ìʽ£º_______________¡£

£¨3£©ÓÉÒÔÉÏijЩԪËØ×é³ÉµÄ»¯ºÏÎïA¡¢B¡¢C¡¢DÓÐÈçÏÂת»¯¹Øϵ£ºAB£¨ÔÚË®ÈÜÒºÖнøÐУ©ÆäÖÐCÊÇÈÜÓÚË®ÏÔËáÐÔµÄÆøÌ壻DÊÇ»ÆÉ«¹ÌÌ塣д³öDµÄµç×Óʽ£º_____________£»Èç¹ûA¡¢B¾ùÓÉÈýÖÖÔªËØ×é³É£¬BΪÁ½ÐÔ²»ÈÜÎÔò¸ÃAµÄ»¯Ñ§Ê½Îª______________£»ÓÉAÓëÉÙÁ¿C·´Ó¦Éú³ÉΪBµÄÀë×Ó·½³ÌʽΪ_________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÔÚ2KMnO4+16HCl¨T2KCl+2MnCl2+5Cl2¡ü+8H2O·´Ó¦ÖÐÑõ»¯¼ÁÓ뻹ԭ¼ÁÎïÖʵÄÁ¿Ö®±ÈΪ£¨ £©
A.1£º8
B.8£º1
C.1£º5
D.5£º1

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÏÂÁÐͼʾÓë¶ÔÓ¦µÄÐðÊö²»Ïà·ûºÏµÄÊÇ

A. ͼ¼×±íʾ¹¤ÒµÉÏÓÃCOÉú²ú¼×´¼µÄ·´Ó¦CO(g)+2H2(g)CH3OH(g)¡£¸Ã·´Ó¦µÄ¡÷H=£­91.kJ¡¤mol-1

B. ͼÒÒ±íʾÒÑ´ïƽºâµÄij·´Ó¦£¬ÔÚt0ʱ¸Ä±äijһÌõ¼þºó·´Ó¦ËÙÂÊËæʱ¼ä±ä»¯£¬Ôò¸Ä±äµÄÌõ¼þ¿ÉÄÜÊǼÓÈë´ß»¯¼Á

C. ͼ±û±íʾÏò0.1 mol¡¤L¨C1µÄ°±Ë®ÈÜÒºÖÐÖð½¥¼ÓˮʱÈÜÒºµÄµ¼µçÐԱ仯

D. ͼ¶¡±íʾÑÎËáµÎ¼Óµ½0.1mol¡¤L-1ij¼îÈÜÒºµÃµ½µÄµÎ¶¨ÇúÏߣ¬ÓÃÒÑ֪Ũ¶ÈÑÎËáµÎ¶¨Î´ÖªÅ¨¶È¸Ã¼îʱ×îºÃÑ¡È¡·Ó̪×÷ָʾ¼Á

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÊÒÎÂÏ£¬½«1molµÄCuSO4¡¤5H2O£¨s£©ÈÜÓÚË®»áʹÈÜҺζȽµµÍ£¬Æä¹ý³Ì±íʾΪ£ºCuSO4¡¤5H2O£¨s£© = Cu2+£¨aq£©+SO42-£¨aq£©+5 H2O£¨l£© ÈÈЧӦΪ¡÷H1£»½« 1mol CuSO4£¨s£©ÈÜÓÚË®»áʹÈÜҺζÈÉý¸ß£¬Æä¹ý³Ì±íʾΪ£ºCuSO4£¨s£© =Cu2+£¨aq£©+SO42-£¨aq£© ÈÈЧӦΪ¡÷H2£»CuSO4¡¤5H2OÊÜÈÈ·Ö½âµÄ»¯Ñ§·½³ÌʽΪ£ºCuSO4¡¤5H2O£¨s£© CuSO4£¨s£©+5H2O£¨l£©£¬ÈÈЧӦΪ¡÷H3¡£ÔòÏÂÁÐÅжÏÕýÈ·µÄÊÇ£¨ £©

A£®¡÷H1£¼¡÷H3 B£®¡÷H2£¾¡÷H3

C£®¡÷H1+¡÷H3 =¡÷H2 D£®¡÷H1+¡÷H2 £¾¡÷H3

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÏÂÁÐÃüÃû²»ÕýÈ·µÄÊÇ( )

A. 1£¬5£­¶þ¼×±½ B. ¼ä¶þ¼×±½ C. ÁÚ¶þ¼×±½ D. 1£¬4£­¶þ¼×±½

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿Ä³ÈÜÒºÓöʯÈïÊÔÒºÏÔºìÉ«£¬ÏÂÁи÷×éÀë×ÓÖÐÄÜÔÚ¸ÃÈÜÒºÖдóÁ¿¹²´æµÄÊÇ

A.H£«¡¢NO3£­¡¢Ca2£«¡¢Cl£­

B£®Cu2£«¡¢SO42£­¡¢HCO3£­¡¢Na£«

C£®Fe2£«¡¢NO3£­¡¢OH£­¡¢Ba2£«

D£®MnO4£­¡¢SO42£­¡¢NO3£­¡¢CO32£­

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿³£¼ûÎïÖÊÖ®¼äµÄת»¯ÈçÏÂͼËùʾ£º

ÆäÖÐB³£±»ÓÃÓÚÖÆÔì¹âµ¼ÏËά£¬Æä¶ÔÓ¦µÄµ¥ÖʵĽṹÓë½ð¸ÕʯµÄ½á¹¹ÊÇÏàËƵġ£

£¨1£©ÊÔÍƲ⣺A______£¬F___________(д»¯Ñ§Ê½)

£¨2£©ÊÔд³ö·´Ó¦¢ÜµÄÀë×Ó·½×âʽ£º__________¡£

£¨3£©Ð´³ö·´Ó¦¢ÙµÄ»¯Ñ§·½³Ìʽ____________¡£

£¨4£©ÔÚ·´Ó¦¢ÙÖУ¬Ì¼µÄ×÷ÓÃÊÇ______£¬µ±Éú³É1molAʱ£¬×ªÒƵç×ÓµÄÊýĿΪ_______¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÍùË®ÖмÓÈëÏÂÁÐÎïÖÊ£¬¶ÔË®µÄµç¸ßƽºâ²»²úÉúÓ°ÏìµÄÊÇ

A. NaHSO4 B. CH3COOK C. KAl(SO4)2 D. NaI

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸