ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Á˽âÎïÖʵĽṹ£¬ÓÐÀûÓÚÀí½âºÍÈÏʶ»¯Ñ§ÎÊÌâ¡£
£¨1£©Ï±íΪ²¿·ÖÔªËصÄÔ×ӽṹʾÒâͼ¡£
ÔªËØÃû³Æ | Çâ | º¤ | µª | Ñõ | ÄÆ | Áò |
ÔªËØ·ûºÅ | H | He | N | O | Na | S |
Ô×ӽṹ ʾÒâͼ |
¢Ù±íÖÐÁòÔ×ӵĺ˵çºÉÊýxΪ__£¬ÁòÔ×ӵõ½Á½¸öµç×ÓËùÐγÉÀë×ӵķûºÅΪ__¡£
¢Ú±íÖоßÓÐÏà¶ÔÎȶ¨½á¹¹µÄÔ×ÓÊÇ__£¨ÌîÔªËØ·ûºÅ£©¡£
¢Û±íÖÐËùÁÐ6ÖÖÔªËØÖУ¬Î»ÓÚµÚÈýÖÜÆڵķǽðÊôÔªËØÓÐ__ÖÖ¡£
¢ÜÄÆÔªËØÓëÁòÔªËØ¿ÉÐγɻ¯ºÏÎïÁò»¯ÄÆ£¬¸Ã»¯ºÏÎïµÄ»¯Ñ§Ê½Îª__¡£
¢ÝµªÔªËØÔÚÔªËØÖÜÆÚ±íÖеÄÐÅÏ¢ÈçͼËùʾ£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨________£©
a£®µªÔ×ÓµÄÖÊ×ÓÊýΪ7
b£®µªÔªËصÄÏà¶ÔÔ×ÓÖÊÁ¿Îª14.01 g
c£®µªÔ×Ó×îÍâ²ãµç×ÓÊýΪ7
£¨2£©Æû³µÎ²Æø¾»»¯×°ÖÃÖÐ×°Óд߻¯¼Á£¬Î²ÆøÔÚ´ß»¯¼Á±íÃæ·´Ó¦µÄ΢¹Û¹ý³Ì¿ÉÓÃÏÂͼ±íʾ¡£
¢Ù¸Ã·´Ó¦ÖÐÉæ¼°µÄÑõ»¯Îï¹²ÓÐ____ÖÖ¡£
¢Ú·´Ó¦ºóÉú³ÉµÄ¡°¡±Óë¡°/span>¡±¶ÔÓ¦ÎïÖʵÄÖÊÁ¿±ÈΪ____¡£
¡¾´ð°¸¡¿16 S2£ He 1 Na2S bc 3 7:22
¡¾½âÎö¡¿
£¨1£©¢ÙÔ×ÓÖÐÖÊ×ÓÊý=ºËµçºÉÊý=ºËÍâµç×ÓÊý=2+8+6=16£»£¬ÁòÔ×ӵõ½Á½¸öµç×ÓËùÐγÉÀë×Ó´øÁ½¸öµ¥Î»µÄ¸ºµçºÉ£¬Æä·ûºÅΪS2££»
¢Ú¸ù¾Ý×îÍâ²ãµç×ÓÊýΪ8»òµÚÒ»²ãΪ2ÊôÓÚÎȶ¨½á¹¹£¬ËùÒÔ¾ßÓÐÏà¶ÔÎȶ¨½á¹¹µÄÔ×ÓÊÇHe£»¢Û´¦ÓÚͬһÖÜÆÚµÄÔ×Ó£¬ºËÍâµç×Ó²ãÊýÏàͬ£¬Î»ÓÚµÚÈýÖÜÆڵķǽðÊôÔªËØÊÇÖ»ÓÐÁòÔªËØ£»
¢ÜÄÆÔªËØÏÔ+1¼Û£¬ÁòÔªËØÏÔ-2¼Û£¬ËùÒÔÁò»¯ÄƵĻ¯Ñ§Ê½ÎªNa2S£»
¢Ýa¡¢¸ù¾ÝÔªËØÖÜÆÚ±íÖеÄÒ»¸ñ¿ÉÖª£¬×óÉϽǵÄÊý×ÖΪ7£¬±íʾÔ×ÓÐòÊýΪ7£»¸ù¾ÝÔ×ÓÖÐÔ×ÓÐòÊý=ºËµçºÉÊý=ÖÊ×ÓÊý£¬Ôò¸ÃÔªËصÄÖÊ×ÓÊýΪ7£¬¹ÊÑ¡Ïî˵·¨ÕýÈ·£»b¡¢¸ù¾ÝÔªËØÖÜÆÚ±íÖеÄÒ»¸ñ¿ÉÖª£¬ºº×ÖÏÂÃæµÄÊý×Ö±íʾÏà¶ÔÔ×ÓÖÊÁ¿£¬¸ÃÔªËصÄÏà¶ÔÔ×ÓÖÊÁ¿Îª14.01£¬Ã»ÓÐg£¬¹ÊÑ¡Ïî˵·¨´íÎó£»c¡¢¸ù¾ÝÔ×ÓÖÐÔ×ÓÐòÊý=ºËµçºÉÊý=ÖÊ×ÓÊý=ºËÍâµç×ÓÊý£¬½áºÏºËÍâµç×ÓÅŲ¼¹æÂÉ£¬¿ÉÖªµªÔ×Ó×îÍâ²ãÓÐ5¸öµç×Ó£¬¹ÊÑ¡Ïî˵·¨´íÎó£»
£¨2£©ÓÉͼÖÐÐÅÏ¢¿ÉÖª£¬Æû³µÎ²ÆøÖ÷ҪΪNOºÍCO£¬·´Ó¦µÄ΢¹ÛʾÒâͼ±íʾÁ½¸öNO·Ö×ÓÓëÁ½¸öCO·Ö×Ó·´Ó¦£¬Í¨¹ýC¡¢N¡¢OÔ×ÓµÄÖØнáºÏ£¬ÐγÉÁËÒ»¸öN2·Ö×ÓºÍÁ½¸öCO2·Ö×Ó£»¹Ê·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2NO+2CON2+2CO2£¬ÓÉ´Ë¿ÉÖª£º¢ÙÉÏÊö·´Ó¦ÎïºÍÉú³ÉÎïÖÐNO¡¢CO¡¢CO2¶¼ÊÇÑõ»¯Î¹²ÓÐ3ÖÖ£»
¢Ú·´Ó¦ºóÉú³ÉµÄN2ºÍCO2µÄÖÊÁ¿±È=28:88=7:22¡£
¡¾ÌâÄ¿¡¿¸ù¾ÝÏÂͼ»Ø´ðÎÊÌâ¡£
£¨1£©Ð´³ö±êÓÐÐòºÅÒÇÆ÷µÄÃû³Æ£ºa_____
£¨2£©ÊµÑéÊÒÓøßÃÌËá¼ØÖÆÈ¡ÑõÆøӦѡÓõÄ×°ÖÃÊÇ_______£¨Ìî×°ÖÃÏ·½µÄ×ÖĸÐòºÅ£©£¬ÄãÈÏΪ¸Ã×°ÖÃÖл¹È±ÉÙ_____,¸Ã»¯Ñ§·´Ó¦µÄÎÄ×Ö±í´ïʽΪ_________
£¨3£©ÈôÓÃC×°ÖÃÖÆÈ¡ÑõÆø·¢Éú»¯Ñ§·´Ó¦µÄÎÄ×Ö±í´ïʽ__________£¬·´Ó¦µÄ»ù±¾ÀàÐÍΪ_______¡£
£¨4£©Í¼ÖÐD¡¢EÊÇÊÕ¼¯µ½µÄÁ½Æ¿ÑõÆø,Èô½øÐÐÁò»ÇÔÚÑõÆøÖÐȼÉÕµÄʵÑé,ӦѡÓõÄһƿÊÇ_____£¨Ìî×°ÖÃÏ·½µÄ×ÖĸÐòºÅ£©¡£
£¨5£©°±ÆøÊÇÒ»ÖÖ¼«Ò×ÈÜÓÚË®ÇÒÃܶȱȿÕÆøСµÄÆøÌå,ʵÑéÊÒ³£ÓüÓÈÈÂÈ»¯ï§ºÍÇâÑõ»¯¸Æ¹ÌÌå»ìºÏÎïÀ´ÖÆÈ¡°±Æø¡£ÔòʵÑéÊÒÖÆÈ¡°±ÆøӦѡÔñµÄ×°ÖÃÊÇ_______£¨ÌîÐòºÅ£©¡£ÊÕ¼¯°±ÆøÖ»ÄÜÑ¡ÓÃÏòÏÂÅÅ¿ÕÆø·¨£¬ÆäÔÒòÊÇ_____¡£
£¨6£©Ï±íÊÇÑо¿ÐÔѧϰС×éÑо¿Ó°Ïì¹ýÑõ»¯Çâ·Ö½âËÙÂʵÄÒòËØʱ²É¼¯µÄÒ»×éÊý¾Ý£ºÓÃ10mL¹ýÑõ»¯ÇâÈÜÒºÖÆÈ¡150mLÑõÆøËùÐèµÄʱ¼ä£¨Ã룩
Ũ¶È ·´Ó¦Ìõ¼þ | 30%H2O2 | 15%H2O2 | 10%H2O2 | 5%H2O2 |
ÎÞ´ß»¯¼Á¡¢²»¼ÓÈÈ | ¼¸ºõ²»·´Ó¦ | ¼¸ºõ²»·´Ó¦ | ¼¸ºõ²»·´Ó¦ | ¼¸ºõ²»·´Ó¦ |
ÎÞ´ß»¯¼Á¡¢¼ÓÈÈ | 360s | 480s | 540s | 720s |
MnO2´ß»¯¼Á¡¢²»¼ÓÈÈ | 40s | 60s | 120s | 180s |
MnO2´ß»¯¼Á¡¢¼ÓÈÈ | 10s | 25s | 60s | 120s |
¢Ù ¸ÃÑо¿Ð¡×éÔÚÉè¼Æ·½°¸Ê±,¿¼ÂÇÁË_______¡¢_______¡¢_______µÈÒòËضԹýÑõ»¯Çâ·Ö½âËÙÂʵÄÓ°Ïì.
¢Ú ´ÓÉϱíµÄÊý¾ÝÖÐ,ÄãÄܵóöʲô½áÂÛ?£¨ÌîÁ½µã£©
_________¡£¡¢__________¡£
¡¾ÌâÄ¿¡¿ÔÚÒ»ÃܱÕÈÝÆ÷ÖмÓÈë¼×¡¢ÒÒ¡¢±û¡¢¶¡ËÄÖÖÎïÖÊ£¬ÔÚÒ»¶¨Ìõ¼þÏ·¢Éú»¯Ñ§·´Ó¦£¬·´Ó¦Ç°ºó¸÷ÎïÖʵÄÖÊÁ¿±ä»¯ÈçͼËùʾ£¬ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ£¨ £©
ÎïÖÊ | ¼× | ÒÒ | ±û | ¶¡ |
·´Ó¦Ç°ÎïÖʵÄÖÊÁ¿/g | 8 | 40 | 10 | 20 |
·´Ó¦ºóÎïÖʵÄÖÊÁ¿/g | 12 | 4 | X | 52 |
A. ·´Ó¦Öмס¢ÒÒµÄÖÊÁ¿±ÈΪ3£º1 B. ¸Ã·´Ó¦¿ÉÒÔ±íʾΪ2H2O 2H2¡ü+O2¡ü
C. ¸Ã·´Ó¦Îª·Ö½â·´Ó¦ D. ±û¿ÉÄÜΪ²»²Î¼Ó·´Ó¦µÄÔÓÖÊ
¡¾ÌâÄ¿¡¿»¯Ñ§ÐËȤС×éΪÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ20gʯ»ÒʯÑùÆ·£¬°Ñ80gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑùÆ·ÖУ¨ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓà³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈܽâÓÚË®£©£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈçÓÒ±í£º
Ï¡ÑÎËáµÄÓÃÁ¿ | Ê£Óà¹ÌÌåµÄÖÊÁ¿ |
µÚÒ»´Î¼ÓÈë20g | 15g |
µÚ¶þ´Î¼ÓÈë20g | 10g |
µÚÈý´Î¼ÓÈë20g | 5g |
µÚËĴμÓÈë20g | 3g |
£¨1£©Ê¯»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊýΪ______£»
£¨2£©µÚÒ»´ÎʵÑé²Î¼Ó·´Ó¦µÄ̼Ëá¸ÆµÄÖÊÁ¿Îª______g£»
£¨3£©¼ÆËãµÚÒ»´Î¼ÓÈë20gÏ¡ÑÎËá³ä·Ö·´Ó¦ºóÉú³É¶þÑõ»¯Ì¼µÄÖÊÁ¿__________¡££¨Ð´³ö¼ÆËã¹ý³Ì£©