·ÖÎö £¨1£©Èý¾ÛÇè°··Ö×ÓÖУ¬°±»ùÉϵÄNÔ×Ó³É3¸ö¦Ò ¼ü¡¢ÓÐÒ»¸ö¹Âµç×Ó¶Ô£¬»·ÉϵÄNÔ×Ó³É2¸ö¦Ò ¼ü¡¢ÓÐÒ»¸ö¹Âµç×Ó¶Ô£¬ÔÓ»¯¹ìµÀÊý=¦Ò ¼üÊý+¹Âµç×Ó¶ÔÊý£¬¾Ý´ËÈ·¶¨NÔ×ÓÔÓ»¯·½Ê½£»¸ù¾ÝÈý¾ÛÇè°··Ö×ÓÖк¬ÓÐ¦Ò ¼ü¼ÆË㣻
£¨2£©ÔªËØλÓÚµÚËÄÖÜÆÚVIII×壬Æä»ù̬Ô×ÓµÄδ³É¶Ôµç×ÓÊýÓë»ù̬̼Ô×ÓµÄδ³É¶Ôµç×ÓÊýÏàͬ£¬CÔ×ӵĵç×ÓÅŲ¼Îª1s22s22p2£¬Î´³É¶Ôµç×ÓÊýΪ2£¬Ôò¸ÃÔªËØΪNi£»
£¨3£©NiµÄ¼Ûµç×ÓÊýΪ10£¬Ã¿¸öÅäÌåÌṩһ¸öµç×Ó¶Ô£¬¸ù¾Ý10+2n=18¼ÆË㣻
£¨4£©ÓÉͼ2¿ÉÖª£¬Ì¼Ô×ÓΪÃæÐÄÁ¢·½¶Ñ»ý£¬ÎªABCÐͶѻý£»
£¨5£©ÒÔ¶¥µãCÔ×ÓÑо¿£¬ÓëÖ®×î½üµÄCÔ×ÓλÓÚÃæÐÄÉÏ£¬Ã¿¸ö¶¥µãÔ×ÓΪ12¸öÃæ¹²Ó㻸ù¾Ý¾ù̯·¨¼ÆË㾧°ûÖÐC¡¢SiÔ×ÓÊýÄ¿£¬½ø¶ø¼ÆË㾧°ûÖк¬ÓÐC¡¢SiÔ×Ó×ÜÌå»ý£¬¼ÆË㾧°ûµÄÌå»ý£¬¾§°ûµÄ¿Õ¼äÀûÓÃÂÊ=$\frac{¾§°ûÖÐC¡¢SiÔ×Ó×ÜÌå»ý}{¾§°ûÌå»ý}$¡Á100%£®
½â´ð ½â£º£¨1£©Èý¾ÛÇè°··Ö×ÓÖУ¬°±»ùÉϵÄNÔ×Óº¬ÓÐ3¸ö ¦Ò ¼üºÍÒ»¸ö¹Âµç×Ó¶Ô£¬ËùÒÔ²ÉÈ¡sp3ÔÓ»¯£¬»·ÉϵÄNÔ×Óº¬ÓÐ2¸ö ¦Ò ¼üºÍÒ»¸ö¹Âµç×Ó¶Ô£¬ËùÒÔ²ÉÈ¡sp2ÔÓ»¯£¬Ò»¸öÈý¾ÛÇè°··Ö×ÓÖк¬ÓÐ15¸ö¦Ò ¼ü£¬ËùÒÔ1molÈý¾ÛÇè°··Ö×ÓÖÐ ¦Ò ¼üΪ15mol£¬
¹Ê´ð°¸Îª£ºsp2¡¢sp3£»15£»
£¨2£©ÔªËØλÓÚµÚËÄÖÜÆÚVIII×壬Æä»ù̬Ô×ÓµÄδ³É¶Ôµç×ÓÊýÓë»ù̬̼Ô×ÓµÄδ³É¶Ôµç×ÓÊýÏàͬ£¬CÔ×ӵĵç×ÓÅŲ¼Îª1s22s22p2£¬Î´³É¶Ôµç×ÓÊýΪ2£¬Ôò¸ÃÔªËØΪNi£¬Æä»ù̬Ô×ÓµÄM²ãµç×ÓÅŲ¼Ê½Îª3s23p63d8£¬
¹Ê´ð°¸Îª£º3s23p63d8£»
£¨3£©¸ù¾Ý¹¹ÔìÔÀíÖªNiµÄ»ù̬ºËÍâµç×ÓÅŲ¼Îª£º1s22s22p63s23p63d84s2£¬NiµÄ¼Ûµç×ÓÊýΪ10£¬Ã¿¸öÅäÌåÌṩһ¸öµç×Ó¶Ô£¬Ôò10+2n=18£¬¹Ên=4£¬
¹Ê´ð°¸Îª£º4£»
£¨4£©ÓÉͼ2¿ÉÖª£¬Ì¼Ô×ÓΪÃæÐÄÁ¢·½¶Ñ»ý£¬ÎªABCÐͶѻý£¬Ñ¡ÏîD·ûºÏ£¬
¹Ê´ð°¸Îª£ºD£»
£¨5£©ÒÔ¶¥µãCÔ×ÓÑо¿£¬ÓëÖ®×î½üµÄCÔ×ÓλÓÚÃæÐÄÉÏ£¬Ã¿¸ö¶¥µãÔ×ÓΪ12¸öÃæ¹²Ó㬹ÊÓë̼Ô×Ó¾àÀë×î½üÇÒÏàµÈµÄ̼Ô×ÓÓÐ12¸ö£»
Ë㾧°ûÖÐCÔ×ÓÊýÄ¿=8¡Á$\frac{1}{8}$+6¡Á$\frac{1}{2}$=4¡¢SiÔ×ÓÊýÄ¿=4£¬¾§°û±ß³¤Îªa cm£¬Ôò¾§°ûÌå»ýΪa3cm3£¬Ì¼Ô×ÓÖ±¾¶Îªb cm£¬Ôò¾§°ûÖÐCÔ×Ó×ÜÌå»ý=4¡Á$\frac{4}{3}$¡Á¦Ð¡Á£¨$\frac{b}{2}$£©3cm3=$\frac{2}{3}$¦Ðb3cm3£¬¹èÔ×ÓÖ±¾¶Îªc cm£¬Ôò¾§°ûÖÐSiÔ×Ó×ÜÌå»ý=4¡Á$\frac{4}{3}$¡Á¦Ð¡Á£¨$\frac{c}{2}$£©3cm3=$\frac{2}{3}$¦Ðc3cm3£¬¹Ê¾§°ûÖÐC¡¢SiÔ×Ó×ÜÌå»ý=$\frac{2}{3}$¦Ðb3cm3+$\frac{2}{3}$¦Ðb3cm3=$\frac{2}{3}$¦Ð£¨b3+c3£©cm3£¬¹Ê¾§°ûµÄ¿Õ¼äÀûÓÃÂÊ=$\frac{\frac{2}{3}¦Ð£¨{b}^{3}+{c}^{3}£©c{m}^{3}}{{a}^{3}c{m}^{3}}$¡Á100%=$\frac{2¦Ð£¨{b}^{3}+{c}^{3}£©}{3{a}^{3}}$¡Á100%£¬
¹Ê´ð°¸Îª£º$\frac{2¦Ð£¨{b}^{3}+{c}^{3}£©}{3{a}^{3}}$¡Á100%£®
µãÆÀ ±¾Ì⿼²é¾§°û½á¹¹Óë¼ÆËã¡¢ÔÓ»¯ÀíÂÛ¡¢ºËÍâµç×ÓÅŲ¼¡¢»¯Ñ§¼üµÈ£¬ÐèҪѧÉú¾ßÓÐÁ¼ºÃµÄ¿Õ¼äÏëÏóÁ¦Óë¼ÆËãÄÜÁ¦£¬£¨4£©£¨5£©ÎªÒ×´íµã¡¢Äѵ㣬ÌâÄ¿ÄѶÈÖеȣ®
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ÏòCa£¨HCO3£©2ÈÜÒºÖмÓÈë×ãÁ¿µÄNaOHÈÜÒº£ºCa2++HCO3-+OH-¡úCaCO3¡ý+H2O | |
B£® | ÏòNH4Al£¨SO4£©2ÈÜÒºÖеÎÈëBa£¨OH£©2ʹSO42¡¥Ç¡ºÃÍêÈ«·´Ó¦£º2Ba2++4OH-+Al3++2SO42-¡úBaSO4¡ý+AlO2-+2H2O | |
C£® | ×ãÁ¿µÄCO2ͨÈë±¥ºÍ̼ËáÄÆÈÜÒºÖУºCO2+CO32-+H2O¡ú2HCO3- | |
D£® | ÏòFe2£¨SO4£©3ÈÜÒºÖмÓÈë¹ýÁ¿Na2SÈÜÒº£º2Fe3++3S2-¡ú2FeS¡ý+S¡ý |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | 2.8g | B£® | 5.6g | C£® | 8.4g | D£® | ÎÞ·¨¼ÆËã |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º¶àÑ¡Ìâ
A£® | ¼×µÄÃüÃûÖ÷Á´Ñ¡ÔñÊÇ´íÎóµÄ | B£® | ÒÒµÄÃüÃûÕýÈ· | ||
C£® | ±ûµÄÃüÃûÖ÷Á´Ñ¡ÔñÊÇÕýÈ·µÄ | D£® | ¶¡µÄÃüÃûÕýÈ· |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2016-2017ѧÄêÎ÷²ØÀÈøÖÐѧ¸ß¶þÉϵÚÒ»´ÎÔ¿¼»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ
ÔÚÒ»¶¨µÄÌõ¼þÏ£¬COÓëCH4ȼÉÕµÄÈÈ»¯Ñ§·½³Ìʽ·Ö±ðΪ
2CO(g)+O2(g)=2CO2(g)¡÷H=-566kJ/mol
CH4(g)+2O2(g)=CO2(g)+2H2O(l)¡÷H=-890kJ/mol
ÓÉ1molCOºÍ3molCH4×é³ÉµÄ»ìºÍÆøÔÚÉÏÊöÌõ¼þÏÂÍêȫȼÉÕʱ£¬ÊͷŵÄÈÈÁ¿Îª
A£®2953kJ B£®2912kJ C£®3236kJ D£®3867kJ
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com