ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿îѱ»ÓþΪ¡°ÏÖ´ú½ðÊô¡±ºÍ¡°Õ½ÂÔ½ðÊô¡±¡£
£¨1£©Ti»ù̬ºËÍâµç×ÓÅŲ¼Ê½Îª___¡£
£¨2£©TiO2ÓëBaCO3Ò»ÆðÈÛÈÚ¿ÉÖƵÃÆ«îÑËá±µ£¬CO32-µÄ¿Õ¼ä¹¹ÐÍΪ___£»ÓëCO32-»¥ÎªµÈµç×ÓÌåµÄ·Ö×ÓÊÇ___¡£
£¨3£©ËÄÒì±û´¼îÑ£¨C12H28O4Ti£©½á¹¹Èçͼ-1Ëùʾ£¬1molËÄÒì±û´¼îÑÖк¬ÓЦҼüµÄÊýĿΪ___mol¡£
£¨4£©Æ«îÑËá±µµÄ¾§Ìå½á¹¹Èçͼ-2Ëùʾ£¬ÔòÆ«îÑËá±µµÄ»¯Ñ§Ê½Îª___£»ÓëBa2+×î½üÇҵȾàÀëµÄO2-Ϊ___¸ö¡£
¡¾´ð°¸¡¿[Ar]3d24s2»ò1s22s22p63s23p63d24s2 ƽÃæÕýÈý½ÇÐÎ SO3»òBF3 44 BaTiO3 12
¡¾½âÎö¡¿
£¨1£©TiÊÇ22ºÅÔªËØ£¬Î»ÓÚµÚËÄÖÜÆÚ£¬Æä»ù̬ºËÍâµç×ÓÅŲ¼Ê½Îª£º1s22s22p63s23p63d24s2»ò[Ar]3d24s2£¬¹Ê´ð°¸Îª£º[Ar]3d24s2»ò1s22s22p63s23p63d24s2£»
£¨2£©Ì¼Ëá¸ùÀë×ÓÖм۲ãµç×Ó¶Ô¸öÊý==3£¬ÇÒûÓйµç×Ó¶Ô£¬ËùÒÔÊÇƽÃæÕýÈý½ÇÐΣ¬Ô×Ó¸öÊýºÍ¼Ûµç×ÓÊýÓëCO32-ÏàµÈµÄ·Ö×ÓÊÇCO32-µÄµÈµç×ÓÌ壬ËùÒÔ¿ÉÒÔÓÃS»»ÁËC£¬µÃSO3£¬Ò²¿ÉÒÔÓÃF»»ÁËO£¬ÓÃB»»ÁËC£¬µÃBF3£¬¹Ê´ð°¸Îª£ºÆ½ÃæÈý½ÇÐΣ»SO3»òBF3£»
£¨3£©µ¥¼üÈ«ÊǦҼü£¬1¸öC12H28O4Ti·Ö×ÓÖк¬44¸öµ¥¼ü£¬¹Ê1molËÄÒì±û´¼îÑ£¨C12H28O4Ti£©Öк¬ÓÐ44mol¦Ò¼ü£¬¹Ê´ð°¸Îª£º44£»
£¨4£©¾ù̯·¨¿ÉÖª£ºBa2+¸öÊý=8¡Á=1£¬O2-¸öÊý=6¡Á=3£¬Ti4+¸öÊý=1£¬ËùÒÔÆ«îÑËá±µµÄ»¯Ñ§Ê½Îª£ºBaTiO3£¬ÓëÓëBa2+×î½üÇҵȾàÀëµÄO2-Ϊ¾§°ûÖÐÁ¢·½ÌåµÄÃæ¶Ô½ÇÏߵĽ»µã´¦µÄO2-£¬´ÓͼÉÏ¿É¿´³ö£¬1¸ö¾§°ûÖÐÕâÑùµÄO2-ÓÐ3¸ö£¬°´ÕÕ¾ù̯·¨¼ÆË㣬ʵ¼ÊÓÐ=3=1.5¸ö£¬ËùÒÔ×ܵÄO2-ÓÐ1.5¡Á8=12¸ö£¬¹Ê´ð°¸Îª£ºBaTiO3£»12¡£
¡¾ÌâÄ¿¡¿Ï±íÊDz»Í¬Î¶ÈÏÂË®µÄÀë×Ó»ýµÄÊý¾Ý£º
ÎÂ¶È | 25 | ||
Ë®µÄÀë×Ó»ý | a |
ÊԻشðÒÔÏÂÎÊÌâ
(1)Èô£¬Ôòa______1¡Á10-14Ìî¡°<¡±¡°>¡±»ò¡°=¡±)¡£
(2)250Cʱ£¬Ä³Na2SO4ÈÜÒºÖÐc(SO42-)=5¡Á10-4mol/L£¬È¡¸ÃÈÜÒº1mL¼ÓˮϡÊÍÖÁ10mL£¬ÔòÏ¡ÊͺóÈÜÒºÖУº______¡£
(3)ÔÚζÈϲâµÃijÈÜÒº£¬¸ÃÈÜÒºÏÔ______Ìî¡°Ëᡱ¡¢¡°¼î¡±»ò¡°ÖС±ÐÔ½«´ËζÈϵÄNaOHÈÜÒºaLÓëµÄÈÜÒºbL»ìºÏ£¬ÈôËùµÃ»ìºÏÒº£¬Ôòa£ºb______¡£
(4)ijͬѧÓÃ0.1 mol¡¤L£1µÄNaOHÈÜÒº·Ö±ðµÎ¶¨20.00 mL0.1 mol¡¤L£1µÄHClÈÜÒººÍ0.1 mol¡¤L£1µÄCH3COOHÈÜÒº£¬µÃµ½ÈçͼËùʾµÄÁ½ÌõµÎ¶¨ÇúÏߣ¬Çë»Ø´ðÓйØÎÊÌ⣺
¢Ù0.1 mol¡¤L£1µÄNaOHÈÜÒºµÎ¶¨0.1 mol¡¤L£1µÄCH3COOHÈÜÒºµÄÇúÏßÊÇ______(Ìͼ1¡±»ò¡°Í¼2¡±)ÇúÏß¡£
¢Úa£½________¡£
(5)ijͬѧÓÃ0.1 mol¡¤L£1µÄNaOHÈÜÒº·Ö±ðµÎ¶¨20.00 mLδ֪Ũ¶ÈµÄHClÈÜҺѡÓÃ_______×÷ָʾ¼Á£¬Èô×°±ê×¼ÒºµÄµÎ¶¨¹ÜδÈóÏ´Ôò»áµ¼Ö²ⶨ½á¹û________£¨Ìî¡°Æ«¸ß¡±»ò¡°Æ«µÍ¡±»ò¡°ÎÞÓ°Ï족£©
¡¾ÌâÄ¿¡¿±½¼×ËáÒÒõ¥£¨C9H10O2£©µÄ±ðÃûΪ°²Ï¢ÏãËáÒÒõ¥¡£ËüÊÇÒ»ÖÖÎÞɫ͸Ã÷ÒºÌ壬²»ÈÜÓÚË®£¬Óз¼ÏãÆø棬ÓÃÓÚÅäÖÆÏãË®¡¢Ï㾫ºÍÈËÔ쾫ÓÍ£¬´óÁ¿ÓÃÓÚʳƷ¹¤ÒµÖУ¬Ò²¿ÉÓÃ×÷ÓлúºÏ³ÉÖмäÌå¡¢ÈܼÁµÈ¡£ÆäÖƱ¸·½·¨Îª£º +CH3CH2OH+H2O
ÒÑÖª£º±½¼×ËáÔÚ100¡æ»áѸËÙÉý»ª¡£Ïà¹ØÓлúÎïµÄÐÔÖÊÈç±íËùʾ¡£
Ãû³Æ | Ïà¶Ô·Ö×ÓÖÊÁ¿ | ÑÕÉ«¡¢×´Ì¬ | ·Ðµã/¡æ | ÃܶÈ/£¨g©qcm-3£© |
±½¼×Ëá | 122 | ÎÞɫƬ״¾§Ìå | 249 | 1.2659 |
±½¼×ËáÒÒõ¥ | 150 | ÎÞÉ«³ÎÇåÒºÌå | 212.6 | 1.05 |
ÒÒ´¼ | 46 | ÎÞÉ«³ÎÇåÒºÌå | 78.3 | 0.7893 |
»·¼ºÍé | 84 | ÎÞÉ«³ÎÇåÒºÌå | 80.8 | 0.7318 |
ʵÑé²½ÖèÈçÏ£º
¢ÙÔÚÔ²µ×Æ¿ÖмÓÈë12.20g±½¼×Ëᣬ25mL95%µÄÒÒ´¼£¨¹ýÁ¿£©£¬20mL»·¼ºÍéÒÔ¼°4mLŨÁòËᣬ»ìºÏ¾ùÔȲ¢¼ÓÈë·Ðʯ£¬°´ÈçͼËùʾװÖÃ×°ºÃÒÇÆ÷£¬¿ØÖÆζÈÔÚ65~70¡æ¼ÓÈÈ»ØÁ÷2h¡£ÀûÓ÷ÖË®Æ÷²»¶Ï·ÖÀë³ýÈ¥·´Ó¦Éú³ÉµÄË®£¬»ØÁ÷»·¼ºÍéºÍÒÒ´¼¡£
¢Ú·´Ó¦½áÊø£¬´ò¿ªÐýÈû·Å³ö·ÖË®Æ÷ÖеÄÒºÌåºó£¬¹Ø±ÕÐýÈû£¬¼ÌÐø¼ÓÈÈ£¬ÖÁ·ÖË®Æ÷ÖÐÊÕ¼¯µ½µÄÒºÌå²»ÔÙÃ÷ÏÔÔö¼Ó£¬Í£Ö¹¼ÓÈÈ¡£
¢Û½«ÉÕÆ¿ÄÚ·´Ó¦Òºµ¹ÈëÊ¢ÓÐÊÊÁ¿Ë®µÄÉÕ±ÖУ¬·ÖÅú¼ÓÈëNa2CO3ÖÁÈÜÒº³ÊÖÐÐÔ¡£Ó÷ÖҺ©¶··Ö³öÓлú²ã£¬Ë®²ãÓÃ25mLÒÒÃÑ£¬¾²Ö㬹ýÂË£¬¶ÔÂËÒº½øÐÐÕôÁ󣬵ÍÎÂÕô³öÒÒÃѺͻ·¼ºÍéºó£¬¼ÌÐøÉýΣ¬½ÓÊÕ210~213¡æµÄÁó·Ö¡£
¢Ü¼ìÑéºÏ¸ñ£¬²âµÃ²úÆ·Ìå»ýΪ12.86mL¡£
»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚ¸ÃʵÑéÖУ¬Ô²µ×ÉÕÆ¿µÄÈÝ»ý×îÊʺϵÄÊÇ________£¨ÌîÐòºÅ£©¡£
A. 25mL B.50mL C. 100mL D. 250mL
£¨2£©²½Öè¢ÙÖÐʹÓ÷ÖË®Æ÷²»¶Ï·ÖÀë³ýȥˮµÄÄ¿µÄÊÇ___________¡£
£¨3£©²½Öè¢ÚÖÐÓ¦¿ØÖÆÕôÁóµÄζÈΪ_______£¨ÌîÐòºÅ£©¡£
A. 65~70¡æ B. 78~80¡æ C. 80~85¡æ D. 215~220¡æ
£¨4£©²½Öè¢Û¼ÓÈëNa2CO3µÄ×÷ÓÃÊÇ_______£»ÈôNa2CO3µÄ¼ÓÈëÁ¿²»×㣬ÔÚÖ®ºóÕôÁóʱ£¬ÕôÁóÉÕÆ¿Öпɼûµ½°×ÑÌÉú³É£¬²úÉú¸ÃÏÖÏóµÄÔÒòÊÇ________¡£
£¨5£©¹ØÓÚ²½Öè¢ÛÖеÄÝÍÈ¡·ÖÒº²Ù×÷µÄÐðÊöÕýÈ·µÄÊÇ__________£¨ÌîÐòºÅ£©¡£
A. Ë®ÈÜÒºÖмÓÈëÒÒÃÑ£¬×ªÒÆÖÁ·ÖҺ©¶·ÖУ¬ÈûÉϲ£Á§Èû£¬·ÖҺ©¶·µ¹×ª¹ýÀ´£¬ÓÃÁ¦ÕñÒ¡
B. ÕñÒ¡¼¸´ÎºóÐè´ò¿ª·ÖҺ©¶·ÉϿڵIJ£Á§Èû·ÅÆø
C. ¾¼¸´ÎÕñÒ¡²¢·ÅÆøºó£¬ÊÖ³Ö·ÖҺ©¶·¾²ÖôýÒºÌå·Ö²ã
D. ·Å³öÒºÌåʱ£¬Ó¦´ò¿ªÉÏ¿Ú²£Á§Èû»ò½«²£Á§ÈûÉϵݼ²Û¶Ô׼©¶·¿ÚÉϵÄС¿×
£¨6£©¼ÆËã¿ÉµÃ±¾ÊµÑéµÄ²úÂÊΪ__________¡£