11£®ÐÂÐÍ´¢Çâ²ÄÁÏÊÇ¿ª·¢ÀûÓÃÇâÄܵÄÖØÒªÑо¿·½Ïò£®
£¨1£©Ti£¨BH4£©3ÊÇÒ»ÖÖ´¢Çâ²ÄÁÏ£¬¿ÉÓÉTiCl4ºÍLiBH4·´Ó¦ÖƵã®
¢Ù»ù̬ClÔ­×ÓÖУ¬µç×ÓÕ¼¾ÝµÄ×î¸ßÄܲã·ûºÅΪM£¬¸ÃÄܲã¾ßÓеÄÔ­×Ó¹ìµÀÊýΪ9£®
¢ÚLiBH4ÓÉLi+ºÍBH4-¹¹³É£¬BH4-µÄÁ¢Ìå½á¹¹ÊÇÕýËÄÃæÌ壬BÔ­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍÊÇsp3£®
¢ÛLi¡¢B¡¢HÔªËصĵ縺ÐÔÓÉСµ½´óСÅÅÁÐ˳ÐòΪH£¾B£¾Li£®
£¨2£©½ðÊôÇ⻯ÎïÊǾßÓÐÁ¼ºÃ·¢Õ¹Ç°¾°µÄ´¢Çâ²ÄÁÏ£®
¢ÙLiHÖУ¬Àë×Ӱ뾶£ºLi+£¼H-£¨Ìî¡°£¾¡±¡¢¡°=¡±»ò¡°£¼¡±£©£®
¢Úij´¢Çâ²ÄÁÏÊǶÌÖÜÆÚ½ðÊôÔªËØMµÄÇ⻯ÎMµÄ²¿·ÖµçÀëÄÜÈçϱíËùʾ£º
I1/kJ•mol-1I2/kJ•mol-1I3/kJ•mol-1I4/kJ•mol-1I5/kJ•mol-1
738145177331054013630
MÊÇMg£¨ÌîÔªËØ·ûºÅ£©£®
£¨3£©NaH¾ßÓÐNaClÐ;§Ìå½á¹¹£¬ÒÑÖªNaH¾§ÌåµÄ¾§°û²ÎÊýa=488pm£¬Na+°ë¾¶Îª102pm£¬H-µÄ°ë¾¶Îª142pm£¬NaHµÄÀíÂÛÃܶÈÊÇ1.37g•cm-3£®[Na-23]£®

·ÖÎö £¨1£©¢ÙClÔ­×ÓºËÍâµç×ÓÊýΪ17£¬»ù̬ԭ×ÓºËÍâµç×ÓÅŲ¼Îª1s22s22p63s23p5£¬¾Ý´Ë½â´ð£»
¢Ú¸ù¾Ý¼Û²ãµç×Ó¶Ô»¥³âÀíÂÛÈ·¶¨Àë×ӿռ乹ÐÍ¡¢BÔ­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍ£»
¢ÛÔªËصķǽðÊôÐÔԽǿ£¬Æäµç¸ºÐÔÔ½´ó£»
£¨2£©¢ÙºËÍâµç×ÓÅŲ¼ÏàͬµÄÀë×Ó£¬ºËµçºÉÊýÔ½´ó£¬Àë×Ӱ뾶ԽС£»
¢Ú¸ÃÔªËصĵÚIIIµçÀëÄܾçÔö£¬Ôò¸ÃÔªËØÊôÓÚµÚIIA×壻
£¨3£©NaH¾ßÓÐNaClÐ;§Ìå½á¹¹£¬Ê³Ñξ§ÌåÀïNa+ºÍCl-µÄ¼ä¾àΪÀⳤµÄÒ»°ë£¬¾Ý´Ë·ÖÎö½â´ð£®

½â´ð ½â£º£¨1£©¢Ù»ù̬ClÔ­×ÓÖеç×ÓÕ¼¾ÝµÄ×î¸ßÄܲãΪµÚ3Äܲ㣬·ûºÅM£¬¸ÃÄܲãÓÐ1¸ös¹ìµÀ¡¢3¸öp¹ìµÀ¡¢5¸öd¹ìµÀ£¬¹²ÓÐ9 ¸öÔ­×Ó¹ìµÀ£¬
¹Ê´ð°¸Îª£ºM£»9£»
¢ÚBH4-ÖÐBÔ­×Ó¼Û²ãµç×ÓÊý=4+$\frac{1}{2}$¡Á£¨3+1-4¡Á1£©=4£¬BÔ­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍÊÇsp3ÔÓ»¯£¬ÇÒ²»º¬¹Âµç×Ó¶Ô£¬ËùÒÔÊÇÕýËÄÃæÌå¹¹ÐÍ£¬
¹Ê´ð°¸Îª£ºÕýËÄÃæÌ壻sp3£»
¢Û·Ç½ðÊôµÄ·Ç½ðÊôÐÔԽǿÆäµç¸ºÐÔÔ½´ó£¬·Ç½ðÊôÐÔ×îÇ¿µÄÊÇHÔªËØ£¬Æä´ÎÊÇBÔªËØ£¬×îСµÄÊÇLiÔªËØ£¬ËùÒÔLi¡¢B¡¢HÔªËصĵ縺ÐÔÓÉ´óµ½Ð¡ÅÅÁÐ˳ÐòΪH£¾B£¾Li£¬
¹Ê´ð°¸Îª£ºH£¾B£¾Li£»
£¨2£©¢ÙºËÍâµç×ÓÅŲ¼Ïàͬ£¬ºËµçºÉÊýÔ½´ó£¬Àë×Ӱ뾶ԽС£¬ï®µÄÖÊ×ÓÊýΪ3£¬ÇâµÄÖÊ×ÓÊýΪ1£¬Li+¡¢H-ºËÍâµç×ÓÊý¶¼Îª2£¬ËùÒ԰뾶Li+£¼H-£¬
¹Ê´ð°¸Îª£º£¼£»
¢Ú¸ÃÔªËصĵÚIIIµçÀëÄܾçÔö£¬Ôò¸ÃÔªËØÊôÓÚµÚIIA×壬ΪMgÔªËØ£¬
¹Ê´ð°¸Îª£ºMg£»
£¨3£©NaH¾ßÓÐNaClÐ;§Ìå½á¹¹£¬NaH¾§ÌåµÄ¾§°û²ÎÊýa=488pm£¨Àⳤ£©£¬Na+°ë¾¶Îª102pm£¬H-µÄ°ë¾¶Îª$\frac{488-102¡Á2}{2}$=142pm£¬¸Ã¾§°ûÖÐÄÆÀë×Ó¸öÊý=8¡Á$\frac{1}{8}$+6¡Á$\frac{1}{2}$=4£¬ÇâÀë×Ó¸öÊý=12¡Á$\frac{1}{4}$+1=4£¬NaHµÄÀíÂÛÃܶÈÊǦÑ=$\frac{4M}{{N}_{A}V}$=$\frac{24¡Á4}{6.02¡Á1{0}^{23}¡Á48{8}^{3}¡Á1{0}^{-30}}$¡Ö1.37£¬

¹Ê´ð°¸Îª£º142pm£»1.37£®

µãÆÀ ±¾Ì⿼²éÎïÖʽṹºÍÐÔÖÊ£¬Éæ¼°ºËÍâµç×ÓÅŲ¼¡¢ÔÓ»¯·½Ê½µÄÅжϡ¢¿Õ¼ä¹¹Ð͵ÄÅжϡ¢¾§°ûµÄ¼ÆËãµÈ֪ʶµã£¬ÄѵãÊǾ§°ûµÄ¼ÆË㣬Áé»îÔËÓù«Ê½ÊǽⱾÌâ¹Ø¼ü£¬ÄѶÈÖеȣ®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

1£®ÏÂÁб´úÌþ²»Äܹ»ÓÉÌþ¾­¼Ó³É·´Ó¦ÖƵõÄÊÇ£¨¡¡¡¡£©
A£®B£®C£®D£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

2£®ÓÉÈíÃÌ¿óÖƱ¸KMnO4µÄÖ÷Òª·´Ó¦Îª£º
ÈÛÈÚÑõ»¯3MnO2+KClO3+6KOH$\stackrel{¸ßÎÂ}{¡ú}$3K2MnO4+KCl+3H2O
¼ÓËáÆ绯3K2MnO4+2CO2¡ú2KMnO4+MnO2¡ý+2K2CO3
ÒÑÖªÏà¹ØÎïÖʵÄÈܽâ¶È£¨20¡æ£©
ÎïÖÊK2CO3KHCO3K2SO4KMnO4
Èܽâ¶Èg/100g11133.711.16.34
£¨1£©ÔÚʵÑéÊÒ½øÐС°ÈÛÈÚÑõ»¯¡±²Ù×÷ʱ£¬Ó¦Ñ¡ÓÃÌú°ô¡¢ÛáÛöǯ¡¢ÄàÈý½ÇºÍa£¨ÌîÐòºÅ£©
a£®ÌúÛáÛö       b£®Õô·¢Ãó       c£® ´ÉÛáÛö      d£®ÉÕ±­
£¨2£©ÔÚ¡°¼ÓËá᪻¯¡±Ê±²»ÒËÓÃÁòËáµÄÔ­ÒòÊÇÉú³ÉK2SO4Èܽâ¶ÈС£¬»á½µµÍ²úÆ·µÄ´¿¶È£»²»ÒËÓÃÑÎËáµÄÔ­ÒòÊÇÑÎËá¾ßÓл¹Ô­ÐÔ£¬»á±»Ñõ»¯£¬½µµÍ²úÆ·µÄÁ¿£®
·´Ó¦ºóµÃµ½KMnO4µÄ²½ÖèÊÇ£º¹ýÂË¡¢Õô·¢½á¾§¡¢³ÃÈȹýÂË£®
¸Ã²½ÖèÄܹ»µÃµ½KMnO4µÄÔ­ÀíÊÇKMnO4ºÍK2CO3µÄÈܽâ¶È²»Í¬£®
£¨3£©²ÝËáÄƵζ¨·¨²â¶¨KMnO4ÖÊÁ¿·ÖÊý²½ÖèÈçÏ£º
£¨ÒÑÖªÉæ¼°µ½µÄ·´Ó¦£ºNa2C2O4+H2SO4¡úH2C2O4£¨²ÝËᣩ+Na2SO4
5H2C2O4+2MnO4-+6H+¡ú2Mn2++10CO2¡ü+8H2O
Na2C2O4µÄʽÁ¿Îª134        KMnO4µÄʽÁ¿Îª158£©
¢ñ£®³ÆÈ¡0.80g µÄKMnO4²úÆ·£¬Åä³É50mLÈÜÒº£®
¢ò£®³ÆÈ¡0.2014gNa2C2O4£¬ÖÃÓÚ׶ÐÎÆ¿ÖУ¬¼ÓÕôÁóË®Èܽ⣬ÔÙ¼ÓÉÙÁ¿ÁòËáËữ£®
¢ó£®½«Æ¿ÖÐÈÜÒº¼ÓÈȵ½75¡«80¡æ£¬³ÃÈÈÓâñÖÐÅäÖƵÄKMnO4ÈÜÒºµÎ¶¨ÖÁÖյ㣮ÏûºÄKMnO4ÈÜÒº8.48mL£®
¢ÙÅжϴﵽµÎ¶¨ÖÕµãµÄ±êÖ¾ÊÇÎÞÉ«±äΪ×ÏÉ«ÇÒ°ë·ÖÖÓ²»ÍÊÉ«£®
¢ÚÑùÆ·ÖиßÃÌËá¼ØµÄÖÊÁ¿·ÖÊýΪ0.700£¨±£Áô3λСÊý£©£®
¢Û¼ÓÈÈζȴóÓÚ90¡æ£¬²¿·Ö²ÝËá·¢Éú·Ö½â£¬»áµ¼Ö²âµÃ²úÆ·´¿¶ÈÆ«¸ß£¨Ìî¡°Æ«¸ß¡±¡¢¡°Æ«µÍ¡±»ò¡°ÎÞÓ°Ï족£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

19£®ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®µí·ÛºÍÏËάËصĻ¯Ñ§Ê½¾ùΪ£¨C6H10O5£©n£¬¹Ê»¥ÎªÍ¬·ÖÒì¹¹Ìå
B£®ÃºµÄÆø»¯ºÍÒº»¯ÄÜÌá¸ßúµÄÀûÓÃÂÊ¡¢¼õÉÙÎÛȾ
C£®ÀûÓÃAl2O3ÖÆ×÷µÄÛáÛö£¬¿ÉÓÃÓÚÈÛÈÚÉÕ¼î
D£®ÃºµÄ¸ÉÁó¡¢Ê¯Ó͵ķÖÁóΪÎïÀí±ä»¯

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

6£®ÏÂÁÐÉè¼ÆµÄʵÑé·½°¸ÄܴﵽʵÑéÄ¿µÄÊÇ£¨¡¡¡¡£©
A£®¼ìÑéÕáÌÇÊÇ·ñË®½â£ºÕáÌÇÈÜÒºÔÚÏ¡ÁòËá´æÔÚÏÂˮԡ¼ÓÈÈÒ»¶Îʱ¼äºó£¬ÔÙÓëÒø°±ÈÜÒº»ìºÏ¼ÓÈÈ£¬¹Û²ìÏÖÏó
B£®¼ìÑéÈÜÒºÖÐÊÇ·ñº¬ÓÐNH4+£ºÈ¡ÉÙÁ¿´ý¼ìÑéÈÜÒº£¬ÏòÆäÖмÓÈëŨNaOHÈÜÒº¼ÓÈÈ£¬ÔÙÓÃʪÈóµÄºìɫʯÈïÊÔÖ½·ÅÖÃÊԹܿڣ¬¹Û²ìÏÖÏó
C£®Ìá´¿º¬ÓÐÉÙÁ¿±½·ÓµÄ±½£ºÏòº¬ÓÐÉÙÁ¿±½·ÓµÄ±½¼ÓÈë¹ýÁ¿Å¨äåË®£¬Õñµ´ºó¾²ÖùýÂË£¬³ýÈ¥Èýäå±½·Ó³Áµí
D£®Ì½¾¿»¯Ñ§·´Ó¦µÄÏ޶ȣºÈ¡5mL0.1mol/LKIÈÜÒº£¬µÎ¼Ó0.1mol/LFeCl3ÈÜÒº5¡«6µÎ£¬³ä·Ö·´Ó¦£¬¿É¸ù¾ÝÈÜÒºÖм´º¬I2ÓÖº¬I-µÄʵÑéÊÂʵÅжϸ÷´Ó¦ÊÇ¿ÉÄæ·´Ó¦

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

16£®ÊÀ½ç»·±£ÁªÃ˽¨ÒéÈ«Ãæ½ûֹʹÓÃÂÈÆøÓÃÓÚÒûÓÃË®µÄÏû¶¾£¬¶ø½¨Òé²ÉÓøßЧ¡°ÂÌÉ«¡±Ïû¶¾¼Á¶þÑõ»¯ÂÈ£®¶þÑõ»¯ÂÈÊÇÒ»ÖÖ¼«Ò×±¬Õ¨µÄÇ¿Ñõ»¯ÐÔÆøÌ壬Ò×ÈÜÓÚË®¡¢²»Îȶ¨¡¢³Ê»ÆÂÌÉ«£¬ÔÚÉú²úºÍʹÓÃʱ±ØÐ뾡Á¿ÓÃÏ¡ÓÐÆøÌå½øÐÐÏ¡ÊÍ£¬Í¬Ê±ÐèÒª±ÜÃâ¹âÕÕ¡¢Õ𶯻ò¼ÓÈÈ£®ÊµÑéÊÒÒÔµç½â·¨ÖƱ¸ClO2µÄÁ÷³ÌÈçÏ£º

£¨1£©ClO2ÖÐËùÓÐÔ­×Ó²»ÊÇ£¨Ìî¡°ÊÇ¡±»ò¡°²»ÊÇ¡±£©¶¼Âú×ã8µç×ӽṹ£®ÉÏͼËùʾµç½â·¨ÖƵõIJúÎïÖÐÔÓÖÊÆøÌåBÄÜʹʯÈïÊÔÒºÏÔÀ¶É«£¬³ýÈ¥ÔÓÖÊÆøÌå¿ÉÑ¡ÓÃC
A£®±¥ºÍʳÑÎË®    B£®¼îʯ»Ò    C£®Å¨ÁòËá    D£®ÕôÁóË®
£¨2£©Îȶ¨ÐÔ¶þÑõ»¯ÂÈÊÇΪÍƹã¶þÑõ»¯Âȶø¿ª·¢µÄÐÂÐͲúÆ·£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇA¡¢B¡¢C¡¢D
A£®¶þÑõ»¯Âȿɹ㷺ÓÃÓÚ¹¤ÒµºÍÒûÓÃË®´¦Àí
B£®Ó¦ÓÃÔÚʳƷ¹¤ÒµÖÐÄÜÓÐЧµØÑÓ³¤Ê³Æ·Öü²ØÆÚ
C£®Îȶ¨ÐÔ¶þÑõ»¯ÂȵijöÏÖ´ó´óÔö¼ÓÁ˶þÑõ»¯ÂȵÄʹÓ÷¶Î§
D£®ÔÚ¹¤×÷ÇøºÍ³ÉÆ·´¢²ØÊÒÄÚ£¬ÒªÓÐͨ·ç×°Öúͼà²â¼°¾¯±¨×°ÖÃ
£¨3£©Å·ÖÞ¹ú¼ÒÖ÷Òª²ÉÓÃÂÈËáÄÆÑõ»¯Å¨ÑÎËáÖƱ¸£®»¯Ñ§·´Ó¦·½³ÌʽΪ
2NaClO3+4HCl£¨Å¨£©¨T2NaCl+Cl2¡ü+2ClO2¡ü+2H2O£®È±µãÖ÷ÒªÊDzúÂʵ͡¢²úÆ·ÄÑÒÔ·ÖÀ룬»¹¿ÉÄÜÎÛȾ»·¾³£®
£¨4£©ÎÒ¹ú¹ã·º²ÉÓþ­¸ÉÔï¿ÕÆøÏ¡Ê͵ÄÂÈÆøÓë¹ÌÌåÑÇÂÈËáÄÆ£¨NaClO2£©·´Ó¦ÖƱ¸£¬»¯Ñ§·½³ÌʽÊÇ2NaClO2+Cl2¨T2NaCl+2ClO2£¬´Ë·¨Ïà±ÈÅ·ÖÞ·½·¨µÄÓŵãÊÇ°²È«ÐԺã¬Ã»ÓвúÉú¶¾¸±²úÆ·£®
£¨5£©¿Æѧ¼ÒÓÖÑо¿³öÁËÒ»ÖÖеÄÖƱ¸·½·¨£¬ÀûÓÃÁòËáËữµÄ²ÝËᣨH2C2O4£©ÈÜÒº»¹Ô­ÂÈËáÄÆ£¬»¯Ñ§·´Ó¦·½³ÌʽΪH2C2O4+2NaClO3+H2SO4¨TNa2SO4+2CO2¡ü+2ClO2¡ü+2H2O£®´Ë·¨Ìá¸ßÁËÉú²ú¼°´¢´æ¡¢ÔËÊäµÄ°²È«ÐÔ£¬Ô­ÒòÊÇ·´Ó¦¹ý³ÌÖÐÉú³ÉµÄ¶þÑõ»¯Ì¼Æðµ½Ï¡ÊÍ×÷Óã®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

3£®ÏÂÁи÷×é½ðÊôºÍÒºÌ壨ÅäÓе¼Ïߣ©£¬ÄÜ×é³ÉÔ­µç³ØµÄÊÇ£¨¡¡¡¡£©
A£®Cu¡¢Cu¡¢Ï¡ÁòËáB£®C¡¢Pt¡¢ÂÈ»¯ÄÆÈÜÒºC£®Cu¡¢Zn¡¢¾Æ¾«D£®Fe¡¢Cu¡¢FeCl3ÈÜÒº

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

20£®ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®C4H10ÓÐ3ÖÖͬ·ÖÒì¹¹Ìå
B£®ÕýÎìÍéºÍÐÂÎìÍ黥Ϊͬ·ÖÒì¹¹Ì壬ËüÃÇ·Ö×ÓÖÐËùº¬»¯Ñ§¼üÖÖÀàºÍÊýÁ¿²»ÍêÈ«Ïàͬ
C£®±ûÍéµÄ¶þäå´úÎï±ÈÆäÈýäå´úÎïµÄÖÖÀàÉÙ
D£®·Ö×ÓʽΪC6H6µÄÎïÖÊÒ»¶¨ÊDZ½

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

17£®Ï±íÖУ¬¶ÔÓйسýÔӵķ½·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
Ñ¡ÏîÎïÖÊÔÓÖÊ·½·¨
A±½±½·Ó¼ÓŨäåË®ºó¹ýÂË
B±½¼×±½ÒÀ´Î¼ÓÈëËáÐÔ¸ßÃÌËá¼ØÈÜÒº¡¢NaOHÈÜÒººó·ÖÒº
Cäå±½Br2¼ÓNaOHÈÜÒººó·ÖÒº
DÒÒËáÒÒõ¥ÒÒËá¼Ó±¥ºÍ̼ËáÄÆÈÜÒººó·ÖÒº
A£®AB£®BC£®CD£®D

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸