| ²é¿´: 1512 | »Ø¸´: 5 | ||
ÒÀÈôÙâгæ (³õÈëÎÄ̳)
|
[ÇóÖú]
Çó°ïæ·ÒëÒ»ÏÂ
|
| Just as a brick falls to earth in response to the attractive force of gravity, or a compass needle moves under magnetic force, so atoms and electrons respond to the forces on them by undergoing chemical reaction. By far the most important requirement for an understanding of chemical reaction and its results is an understanding of the forces exerted on electrons before and after reaction and the resulting forces exerted on atoms. The latter forces are called chemical bonds; they are the principal object of most of the study of chemistry |
» ²ÂÄãϲ»¶
Çóµ÷¼Á£¬Ò»Ö¾Ô¸ÏÃÃÅ´óѧ£¬ÉúÎïÓëÒ½Ò©£¬×Ü·Ö272£¬±¾¿Æ211
ÒѾÓÐ4È˻ظ´
²ÄÁϵ÷¼Á
ÒѾÓÐ5È˻ظ´
Ò»Ö¾Ô¸ ½ÄÏ´óѧ 085602 »¯¹¤×¨Ë¶ 338·ÖÇóµ÷¼Á
ÒѾÓÐ9È˻ظ´
0854µç×ÓÐÅÏ¢319Çóµ÷¼Á£¨½ÓÊÜ¿çרҵµ÷¼Á£©
ÒѾÓÐ3È˻ظ´
ÕÒµ÷¼Á
ÒѾÓÐ8È˻ظ´
ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8.O.5.5.1.O.5.4,¿ÆÄ¿ÆëÈ«,¿É+¼±
ÒѾÓÐ3È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
ÉúÎïÓëÒ½Ò©273Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
327Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
²ÄÁϵ÷¼Á
ÒѾÓÐ5È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
µÂÓïʵÑé²Ù×÷·Òë
ÒѾÓÐ2È˻ظ´
ҩѧ·Ò룬лл
ÒѾÓÐ8È˻ظ´
ÇóÖú¸÷λ°ïæ·ÒëÒ»¶ÎÎÄ×Ö£¬Ð»Ð»£¡½ö·ÒëºìÉ«×ÖÌå¾ÍºÃ
ÒѾÓÐ3È˻ظ´
Çë´ó¼Ò°ïæ·ÒëÒ»ÏÂÕâ¾ä»°°É£¬ÀÏÍâ¸øÎҵģ¬
ÒѾÓÐ3È˻ظ´
Çó°ïæ·ÒëÒ»ÏÂÂÛÎÄÕªÒª
ÒѾÓÐ3È˻ظ´
ÇóÈÕÓï´ïÈ˰ïæ´ó¸Å·ÒëÒ»ÏÂ
ÒѾÓÐ3È˻ظ´
°ïæ·Òë³ÉÓ¢ÎĹþ
ÒѾÓÐ3È˻ظ´
Çó°ïæ·Òëһϣ¬ºÃ¶àרҵÊõÓï¿´²»¶®
ÒѾÓÐ4È˻ظ´
¹òÇó´óÉñ°ïæ·ÒëһϼòÀú
ÒѾÓÐ5È˻ظ´
Çóʦ¸çʦ½ã´óÉñ°ïæ·ÒëһϠ²»Ê¤¸Ð¼¤£¡£¡
ÒѾÓÐ6È˻ظ´
Çó´óÉñ°ïÎÒ·ÒëÒ»ÏÂÕâ¶Î»°°¡ ¡¢Ð¡µÜ¸Ð¼¤²»¾¡£¡£¡£¡¼±ÓÃ
ÒѾÓÐ12È˻ظ´
ÇóÓ¢ÓïºÃµÄ°ïæ·ÒëÒ»ÏÂ
ÒѾÓÐ10È˻ظ´
Çë¸ßÊÖ°ïæ·ÒëÒ»ÏÂÕâ¾äÊÇʲôÒâ˼¡£
ÒѾÓÐ3È˻ظ´
°ïæ·ÒëÒ»ÏÂÕâÁ½¾ä»°
ÒѾÓÐ12È˻ظ´
Çë´ó¼Ò°ïæ·ÒëÒ»ÏÂ
ÒѾÓÐ6È˻ظ´
°ïæ·Òëһϣ¬Ð»Ð»
ÒѾÓÐ5È˻ظ´
´ó¼Ò¶¯Ô±Ò»Ï°ïæ°Ñiop ·Òë³ÉÖÐÎİæ°É
ÒѾÓÐ4È˻ظ´
¼±Çó´ó¼Ò°ïæ·ÒëÒ»ÏÂÒ»¾äÉó¸å»Ø¸´
ÒѾÓÐ8È˻ظ´
¡¾ÇóÖú¡¿°ïæ½âÊÍһϸß˹ִÐмÆËãµÄÃüÁî
ÒѾÓÐ3È˻ظ´
¡¾ÇóÖú¡¿Ó¢Óﲻ̫ºÃ£¬Ï£Íû´ó¼ÒÄܰï°ïÎÒ·ÒëÒ»¸ö¾ä×Ó
ÒѾÓÐ5È˻ظ´
´ó¼Ò°ïæ·Òëһϣ¬Ê²Ã´Òâ˼
ÒѾÓÐ8È˻ظ´
¡¾ÇóÖú¡¿°ïæ½âÊÍһ϶àÃ×ŵ·´Ó¦
ÒѾÓÐ6È˻ظ´
ÇóÖú£ºËÄܰïæ·Ò»ÏÂÕªÒª£¬Ð»Ð»£¡
ÒѾÓÐ2È˻ظ´
¡¾ÇóÖú¡¿¿´²»¶®µÂÓÇë°ï·ÒëÒ»ÏÂ
ÒѾÓÐ6È˻ظ´
¡¾ÇóÖú¡¿°ïæ·ÒëÒ»ÏÂÎÄÏ×£¨ÓлúºÏ³É£©
ÒѾÓÐ7È˻ظ´

befair
Ìú¸Ëľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 131 (¸ßÖÐÉú)
- ½ð±Ò: 12332.8
- ºì»¨: 20
- Ìû×Ó: 661
- ÔÚÏß: 608.6Сʱ
- ³æºÅ: 2651461
- ×¢²á: 2013-09-13
- ÐÔ±ð: GG
- רҵ: ºê¹Û¾¼Ã¹ÜÀíÓëÕ½ÂÔ
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
hanches: ½ð±Ò+2, ÈÈÐÄÓ¦ÖúÓн±~~~ 2013-10-18 12:30:39
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
hanches: ½ð±Ò+2, ÈÈÐÄÓ¦ÖúÓн±~~~ 2013-10-18 12:30:39
|
ÕýÈçÒ»¿éשÓÉÓÚµØÇòÒýÁ¦×¹Âäµ½µØÃ棬 Ö¸ÄÏÕëÒòΪ´ÅÁ¦¶øÆ«×ªÒ»Ñù£¬Ô×Ӻ͵ç×ÓÊÜÁ¦ºó¾Í»á¾Àú»¯Ñ§·´Ó¦¡£Òò´Ë£¬Àí½â»¯Ñ§·´Ó¦¼°Æä½á¹ûµÄ×îÖØÒªµÄÒªÇó¾ÍÊÇŪ¶®·´Ó¦Ç°ºóÊ©¼ÓÔÚµç×ÓÉϵÄÁ¦ºÍ²úÉúÔÚÔ×ÓÉϵÄÁ¦¡£ºóÕß½Ð×ö»¯Ñ§¼ü, ËüÃÇÊÇ»¯Ñ§Ñ§¿ÆÀï×îΪÖ÷ÒªµÄÑо¿¶ÔÏó¡£ ¹©²Î¿¼ |

2Â¥2013-10-17 16:32:52
stingdhk
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 203 (´óѧÉú)
- ½ð±Ò: 9338.7
- É¢½ð: 186
- ºì»¨: 30
- ɳ·¢: 29
- Ìû×Ó: 2889
- ÔÚÏß: 533.1Сʱ
- ³æºÅ: 2153810
- ×¢²á: 2012-11-28
- ÐÔ±ð: MM
- רҵ: Ò©Îï·ÖÎö
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï
hanches: ½ð±Ò+2, ÈÈÐÄÓ¦ÖúÓн±~~~ 2013-10-23 15:58:47
hanches: ½ð±Ò+2, ÈÈÐÄÓ¦ÖúÓн±~~~ 2013-10-23 15:58:47
| ÕýÈçש¿éÓÉÓÚµØÇòÒýÁ¦Âäµ½µØÃ棬ָÄÏÕëÔڴų¡×÷ÓÃÏÂÆ«×ªÒ»Ñù£¬Ô×Ó»òµç×ÓÒ²ÒòΪÏàÓ¦µÄ×÷ÓÃÁ¦·¢Éú»¯Ñ§·´Ó¦¡£Òò´Ë£¬Àí½â»¯Ñ§·´Ó¦¼°Æä½á¹û×îÖØÒªµÄÊÇÀí½âÔÚ·´Ó¦Ç°ºóµç×ÓÉϵÄ×÷ÓÃÁ¦¼°Òò´Ë¶ø²úÉúµÄ×÷ÓÃÓÚÔ×ÓÉϵÄÁ¦¡£ÆäÖкóÕß±»³ÆÎª»¯Ñ§¼ü£¬ËûÃÇÊǶàÊý»¯Ñ§Ñ§¿ÆµÄÖ÷ÒªÑо¿¶ÔÏó¡£ |
3Â¥2013-10-21 13:16:34
СÃ×ÝËÝË
гæ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 6.6
- Ìû×Ó: 1
- ÔÚÏß: 5·ÖÖÓ
- ³æºÅ: 2744468
- ×¢²á: 2013-10-22
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï ¡ï ¡ï
hanches: ½ð±Ò+2, ¸ÐлӦÖú£¬BB½±Àø£¬»¶Ó³£À´±¾°æ²ÎÓë½»Á÷~~~ 2013-10-23 15:58:55
ÒÀÈôÙâ: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2014-01-01 22:08:52
hanches: ½ð±Ò+2, ¸ÐлӦÖú£¬BB½±Àø£¬»¶Ó³£À´±¾°æ²ÎÓë½»Á÷~~~ 2013-10-23 15:58:55
ÒÀÈôÙâ: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2014-01-01 22:08:52
| ÕýÈçÒ»¿éשÓÉÓÚµØÇòÒýÁ¦×¹Âäµ½µØÃ棬 Ö¸ÄÏÕëÒòΪ´ÅÁ¦¶øÆ«×ªÒ»Ñù£¬Ô×Ӻ͵ç×ÓÊÜÁ¦ºó¾Í»á¾Àú»¯Ñ§·´Ó¦¡£Òò´Ë£¬Àí½â»¯Ñ§·´Ó¦¼°Æä½á¹ûµÄ×îÖØÒªµÄÒªÇóÊÇŪ¶®·´Ó¦Ç°ºóÊ©¼ÓÔÚµç×ÓÉϵÄÁ¦ºÍ²úÉúÔÚÔ×ÓÉϵÄÁ¦¡£ºóÕ߽л¯Ñ§¼ü, ËüÃÇÊÇ»¯Ñ§Ñ§¿ÆÀï×îΪÖ÷ÒªµÄÑо¿¶ÔÏó¡£ |
4Â¥2013-10-22 16:56:47
lianglingygw
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 455.8
- É¢½ð: 20
- ºì»¨: 1
- Ìû×Ó: 184
- ÔÚÏß: 33.6Сʱ
- ³æºÅ: 2672392
- ×¢²á: 2013-09-22
- ÐÔ±ð: MM
- רҵ: ¸ÖÌúÒ±½ð

5Â¥2013-10-22 20:23:37
ali-wang
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 2181.9
- ºì»¨: 2
- Ìû×Ó: 697
- ÔÚÏß: 174.6Сʱ
- ³æºÅ: 1934561
- ×¢²á: 2012-08-11
- ÐÔ±ð: GG
- רҵ: Íâ¹úÓïÑÔ

6Â¥2013-10-27 05:36:03














»Ø¸´´ËÂ¥
5