ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÓлúÎïA¿ÉÓÉÆÏÌÑÌÇ·¢½ÍµÃµ½£¬Ò²¿É´ÓËáÅ£ÄÌÖÐÌáÈ¡¡£´¿¾»µÄAΪÎÞÉ«Õ³³íÒºÌ壬Ò×ÈÜÓÚË®¡£ÎªÑо¿AµÄ×é³ÉÓë½á¹¹£¬½øÐÐÁËÈçÏÂʵÑ飺
ʵ Ñé ²½ Öè | ½â ÊÍ »ò ʵ Ñé ½á ÂÛ |
£¨1£©³ÆÈ¡A 9.0g£¬ÉýÎÂʹÆäÆû»¯£¬²âÆäÃܶÈÊÇÏàͬÌõ¼þÏÂH2µÄ45±¶¡£ | ÊÔͨ¹ý¼ÆËãÌî¿Õ£º £¨1£©AµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª£º____¡£ |
£¨2£©½«´Ë9.0gAÔÚ×ãÁ¿´¿O2³ä·ÖȼÉÕ£¬²¢Ê¹Æä²úÎïÒÀ´Î»º»ºÍ¨¹ýŨÁòËá¡¢¼îʯ»Ò£¬·¢ÏÖÁ½Õß·Ö±ðÔöÖØ5.4gºÍ13.2g¡£ | £¨2£©AµÄ·Ö×ÓʽΪ£º_______¡£ |
£¨3£©ÁíÈ¡A 9.0g£¬¸ú×ãÁ¿µÄNaHCO3·ÛÄ©·´Ó¦£¬Éú³É2.24LCO2£¨±ê×¼×´¿ö£©£¬ÈôÓë×ãÁ¿½ðÊôÄÆ·´Ó¦ÔòÉú³É2.24LH2£¨±ê×¼×´¿ö£©¡£ | £¨3£©Óýṹ¼òʽ±íʾAÖк¬ÓеĹÙÄÜÍÅ£º___________¡£ |
£¨4£©AµÄºË´Å¹²ÕñÇâÆ×ÈçÏÂͼ£º | £¨4£©AÖк¬ÓÐ________ÖÖÇâÔ×Ó¡£ |
£¨5£©×ÛÉÏËùÊö£¬AµÄ½á¹¹¼òʽ_____________¡£ |
¡¾´ð°¸¡¿90 C3H6O3 -COOH¡¢-OH 4
¡¾½âÎö¡¿
£¨1£©¸ù¾ÝÏà¶ÔÃܶÈÈ·¶¨Ïà¶Ô·Ö×ÓÖÊÁ¿£»
£¨2£©¸ù¾ÝÓлúÎïȼÉÕÈ·¶¨·Ö×Óʽ£»
£¨3£©¸ù¾ÝÎïÖÊÐÔÖÊÈ·¶¨¹ÙÄÜÍŵĴæÔÚ£»
£¨4£©¸ù¾ÝºË´Å¹²ÕñÇâÆ×È·¶¨ÇâÔ×ÓÖÖÀࣻ
£¨5£©×ÛºÏÉÏÊöÐÅϢȷ¶¨ÓлúÎï½á¹¹¼òʽ¡£
£¨1£©¸ù¾ÝÏà¶ÔÃܶȿÉÖª¸ÃÓлúÎïµÄĦ¶ûÖÊÁ¿Îª45¡Á2g/mol=90g/mol£¬Ä¦¶ûÖÊÁ¿ÒÔg/molΪµ¥Î»Ê±£¬ÔÚÊýÖµÉϵÈÓÚÆäÏà¶Ô·Ö×ÓÖÊÁ¿£¬¹ÊÏà¶Ô·Ö×ÓÖÊÁ¿Îª90£»
£¨2£©9.0gÓлúÎïµÄÎïÖʵÄÁ¿Îª£¬ÓÉŨÁòËáÔöÖØ13.2g¿ÉÖªÇâÔ×ÓµÄÎïÖʵÄÁ¿Îª£¬¸ù¾Ý¼îʯ»ÒÔöÖØ13.2g¿É֪̼µÄÎïÖʵÄÁ¿Îª£¬Òò´ËÑõµÄÎïÖʵÄÁ¿Îª£¬Òò´ËÓлúÎïµÄ·Ö×ÓʽΪC3H6O3£»
£¨3£©ÓÉÓÚ¸ÃÓлúÎïÄܹ»Óë̼ËáÇâÄÆ·´Ó¦²úÉú¶þÑõ»¯Ì¼£¬ËùÒÔ¸ÃÓлúÎïÖк¬ÓÐôÈ»ù£¬ÇÒôÈ»ùÊýĿΪ1£¬ÓÖÒò¸ÃÓлúÎïÓë×ãÁ¿½ðÊôÄÆ·´Ó¦²úÉúÇâÆø£¬ÇÒ0.1mol¸ÃÓлúÎï²úÉú0.1molÇâÆø£¬ËùÒÔ¸ÃÓлúÎﺬÓÐôÇ»ù£¬¼´¸ÃÓлúÎﺬÓеĹÙÄÜÍÅΪôÈ»ùºÍôÇ»ù£»
£¨4£©¸ù¾ÝºË´Å¹²ÕñÇâÆ×ͼ·ÖÎö¿ÉÖª¸ÃÓлúÎïÖк¬ÓÐ4ÀàÇâÔ×Ó£»
£¨5£©¸ù¾ÝÓлúÎïµÄ·Ö×Óʽ¡¢¹ÙÄÜÍÅÒÔ¼°ºË´Å¹²ÕñÇâÆ׿ÉÖª¸ÃÓлúÎïµÄ½á¹¹¼òʽΪ¡£
¡¾ÌâÄ¿¡¿ÒÑÖª£ºKClO3£«6HCl(Ũ)===KCl£«3Cl2¡ü£«3H2O.ÈçͼËùʾ£¬½«ÉÙÁ¿ÊÔ¼Á·Ö±ð·ÅÈëÅàÑøÃóÖеÄÏàӦλÖã¬ÊµÑéʱ½«Å¨ÑÎËáµÎÔÚ KClO3 ¾§ÌåÉÏ£¬²¢ÓñíÃæÃó¸ÇºÃ¡£Ï±íÖÐÓÉʵÑéÏÖÏóµÃ³öµÄ½áÂÛÍêÈ«ÕýÈ·µÄÊÇ ( )
Ñ¡Ïî | ʵÑéÏÖÏó | ½áÂÛ |
A | µÎÓÐ KSCN µÄ FeCl2 ÈÜÒº±äºìÉ« | Cl2 ¾ßÓл¹ÔÐÔ |
B | µÎÓзÓ̪µÄ NaOH ÈÜÒºÍÊÉ« | Cl2 ¾ßÓÐËáÐÔ |
C | µí·Û KI ÈÜÒºÖбäÀ¶É« | Cl2 ¾ßÓÐÑõ»¯ÐÔ |
D | ʯÈïÈÜÒºÏȱäΪºìÉ«ºóÍÊÉ« | Cl2 ¾ßÓÐƯ°×ÐÔ |
A. A B. B C. C D. D
¡¾ÌâÄ¿¡¿Âȱ½µÄºÏ³É¹¤ÒÕ·ÖΪҺÏà·¨ºÍÆøÏà·¨Á½ÖÖ£¬ÊµÑéÊÒÄ£ÄâÒºÏà·¨µÄ×°ÖÃÈçÏÂͼ£¨ÆäÖмгÖÒÇÆ÷¡¢¼ÓÈÈ×°Öü°Î²Æø´¦Àí×°ÖÃÒÑÂÔÈ¥£©,ÓйØÎïÖʵÄÐÔÖÊÈç±íËùʾ
Ãû³Æ | Ïà¶Ô·Ö×ÓÖÊÁ¿ | ·Ðµã/(¡æ) | ÃܶÈ/(g/mL) |
±½ | 78 | 78 | 0.88 |
Âȱ½ | 112.5 | 132.2 | 1.1 |
ÁÚ¶þÂȱ½ | 147 | 180.4 | 1.3 |
»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©A·´Ó¦Æ÷ÊÇÀûÓÃʵÑéÊÒ·¨ÖÆÈ¡ÂÈÆø£¬×°ÖÃÖÐÖпյ¼¹ÜBµÄ×÷ÓÃÊÇ_______________¡£
£¨2£©°Ñ¸ÉÔïµÄÂÈÆøͨÈë×°ÓÐ50.0mL¸ÉÔï±½¡¢ÉÙÁ¿ÌúмµÄÈý¾±ÉÕÆ¿CÖÐÖƱ¸Âȱ½£¬Ð´³ö±¾·½·¨ÖƱ¸Âȱ½µÄ»¯Ñ§·½³Ìʽ¡£_______________¡£
£¨3£©CµÄ·´Ó¦Î¶Ȳ»Ò˹ý¸ß£¬ÔÒòΪ¢Ùζȹý¸ß£¬·´Ó¦µÃµ½¶þÂȱ½£»¢Ú_______________£¬D³ö¿ÚµÄÖ÷ҪβÆø³É·ÖÓÐ___________________¡£
£¨4£©Ìá´¿´Ö²úÆ·¹ý³ÌÈçÏ£º
¾»»¯¹ý³ÌÖмÓÈëÎÞË®CaCl2µÄÄ¿µÄÊÇ_____________¡£
£¨5£©ÊµÑéÖÐ×îÖյõ½²úÆ·22.5mL£¬²úÂÊΪ______________¡£
£¨6£©ÆøÏà·¨ÖÆÂȱ½Êǽ«¿ÕÆø¡¢ÂÈ»¯ÇâÆøÌå»ìºÏÎïÓë±½ÔÚζÈΪ210¡æ£¬µÏ¿ÏÐÍ´ß»¯¼Á£¨CuCl2¡¢FeCl3¸½ÔÚÈýÑõ»¯ÂÁÉÏ£©´æÔÚϽøÐÐÂÈ»¯£¬·¢Éú·´Ó¦Éú³ÉÂȱ½¡£Æä·´Ó¦·½³ÌʽΪ£º_______________¡£