½«Ò»Ç³ÂÌÉ«ÈÜÒº£¬ÖÃÓÚ¿ÕÆøÖУ¬±ä»ÆÉ«¡£½«´Ë»ÆÉ«ÈÜÒºÖðµÎµÎÈë·ÐË®ÖУ¬ÐγÉÒ»ÖÖºìºÖÉ«½ºÌ壬ÏÂÁÐ˵·¨ÖдíÎóµÄÊÇ£¨ £©

A.¸ÃdzÂÌÉ«ÈÜÒºÖк¬ÓÐFe2+£¬ÔÚ¿ÕÆøÖб»Ñõ»¯ÎªFe3+

B.Óû¼ìÑé¸Ã»ÆÉ«ÈÜÒºÖÐÊÇ·ñº¬ÓÐδ±»Ñõ»¯µÄFe2+£¬ÏòÆäÖеμÓKSCNÈÜÒº

C.ÅäÖƸÃdzÂÌÉ«ÈÜÒº£¬ÒªÏòÆäÖмÓÉÙÁ¿ËáÓëÌú·Û£¬Ä¿µÄÊÇΪÁË·ÀÖ¹Fe2+µÄË®½âÓëÑõ»¯

D.Óû¼ìÑédzÂÌÉ«ÈÜÒºÖÐÊÇ·ñº¬ÓÐFe3+£¬µÎÈëKSCNÈÜÒº£¬¿´ÊÇ·ñ±äºìÉ«

 

B

¡¾½âÎö¡¿Ïò¸Ã»ÆÉ«ÈÜÒºÖеμÓKSCNÈÜÒº£¬ÈÜÒº±äºìÉ«£¬¿ÉÒÔÖ¤Ã÷º¬ÓÐFe3+£¬ÎÞ·¨Ö¤Ã÷ÊÇ·ñº¬ÓÐδ±»Ñõ»¯µÄFe2+¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 5-2ÔªËØÖÜÆÚ±í ÔªËØÖÜÆÚÂÉÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨ £©

A£®ÔªËØÖÜÆÚ±í¹²ÓÐ18¸ö×ÝÐÐ

B£®ÔªËØÖÜÆÚ±í¹²ÓÐ7¸öºáÐУ¬¼´7¸öÖÜÆÚ£¬ÆäÖеÚÒ»¡¢¶þ¡¢Èý¡¢ËÄÖÜÆÚΪ¶ÌÖÜÆÚ

C£®Ô­×Ó×îÍâ²ãµç×ÓÊýΪ2µÄÔªËز»Ò»¶¨ÔÚ¢òA×å

D£®14462SmÓë14562Sm»¥ÎªÍ¬Î»ËØ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 4-2¸»¼¯ÔÚº£Ë®ÖеÄÔªËØ-ÂÈÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÌî¿ÕÌâ

A¡«G¸÷ÎïÖʼäµÄ¹ØϵÈçͼ£¬ÆäÖÐB¡¢DΪÆø̬µ¥ÖÊ¡£

Çë»Ø´ðÏÂÁÐÎÊÌâ¡£

£¨1£©ÎïÖÊCºÍEµÄÃû³Æ·Ö±ðΪ_______¡¢_______£»

£¨2£©¿ÉÑ¡Óò»Í¬µÄA½øÐз´Ó¦¢Ù£¬ÈôÄÜÔÚ³£ÎÂϽøÐУ¬Æ仯ѧ·½³ÌʽΪ_________£»ÈôÖ»ÄÜÔÚ¼ÓÈÈÇé¿öϽøÐУ¬Ôò·´Ó¦ÎïAӦΪ______________£»

£¨3£©MnO2ÔÚ·´Ó¦¢ÙºÍ·´Ó¦¢ÚÖеÄ×÷Ó÷ֱðÊÇ_______¡¢_______£»

£¨4£©ÐÂÅäÖƵÄFÈÜÒºÓ¦¼ÓÈë_______ÒÔ·ÀÖ¹Æäת»¯ÎªG¡£¼ìÑéGÈÜÒºÖÐÑôÀë×ӵij£ÓÃÊÔ¼ÁÊÇ_______£¬ÊµÑéÏÖÏóΪ________________________________________¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 4-1ÎÞ»ú·Ç½ðÊô²ÄÁϵÄÖ÷½Ç-¹èÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

¡°Ì¼²¶×½¼¼Êõ¡±ÊÇָͨ¹ýÒ»¶¨µÄ·½·¨½«¹¤ÒµÉú²úÖвúÉúµÄCO2·ÖÀë³öÀ´²¢ÀûÓá£Èç¿ÉÀûÓÃNaOHÈÜÒºÀ´¡°²¶×½¡±CO2£¬Æä»ù±¾¹ý³ÌÈçͼËùʾ£¨²¿·ÖÌõ¼þ¼°ÎïÖÊδ±ê³ö£©¡£

ÏÂÁÐÓйظ÷½·¨µÄÐðÊöÖв»ÕýÈ·µÄÊÇ£¨ £©

A.ÄܺĴóÊǸ÷½·¨µÄÒ»´óȱµã

B.Õû¸ö¹ý³ÌÖУ¬¿ÉÒÔÑ­»·ÀûÓõÄÎïÖÊÊÇCaOºÍNaOH

C.¡°·´Ó¦¡¢·ÖÀ롱»·½ÚÖУ¬·ÖÀëÎïÖʵĻù±¾²Ù×÷ÊÇÕô·¢½á¾§¡¢¹ýÂË

D.¸Ã·½·¨¿É¼õÉÙ̼ÅÅ·Å£¬²¶×½µ½µÄCO2»¹¿ÉÓÃÀ´ÖƱ¸¼×´¼µÈ²úÆ·

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 4-1ÎÞ»ú·Ç½ðÊô²ÄÁϵÄÖ÷½Ç-¹èÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

¾Ý¡¶²Î¿¼ÏûÏ¢¡·±¨µÀ£¬ÓпÆѧ¼ÒÌá³ö¹èÊÇ¡°21ÊÀ¼ÍµÄÄÜÔ´¡±¡¢¡°Î´À´µÄʯÓÍ¡±µÄ¹Ûµã¡£¼ÙÈç¹è×÷ΪһÖÖÆÕ±éʹÓõÄÐÂÐÍÄÜÔ´±»¿ª·¢ÀûÓã¬ÏÂÁйØÓÚÆäÓÐÀûÒòËصÄ˵·¨ÖУ¬ÄãÈÏΪ²»Í×µÄÊÇ£¨ £©

A£®±ãÓÚÔËÊä¡¢´¢´æ£¬´Ó°²È«½Ç¶È¿¼ÂÇ£¬¹èÊÇ×î¼ÑµÄȼÁÏ

B£®×ÔÈ»½çµÄº¬¹è»¯ºÏÎïÒ׿ª²É

C£®¹èȼÉշųöµÄÈÈÁ¿´ó£¬È¼ÉÕ²úÎï¶Ô»·¾³ÎÛȾ³Ì¶ÈµÍÇÒÈÝÒ×ÓÐЧ¿ØÖÆ

D£®×ÔÈ»½çÖдæÔÚ´óÁ¿µ¥Öʹè

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 3-3Ìú¼°ÆäÖØÒª»¯ºÏÎïÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÔÚFeCl3¡¢CuCl2»ìºÏÈÜÒºÖУ¬¼ÓÈëÒ»¶¨Á¿µÄÌúм£¬·´Ó¦ÍêÈ«ºó½«¹ÌÌåÂ˳ö£¬ÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ£¨ £©

A.ÈôÂ˳öµÄ¹ÌÌåÖÐÖ»ÓÐÍ­£¬ÔòÈÜÒºÖÐÒ»¶¨º¬ÓеÄÑôÀë×ÓÊÇFe2+£¬Ò»¶¨²»º¬Cu2+

B.ÈôÂ˳öµÄ¹ÌÌåÖÐÖ»ÓÐÍ­£¬ÔòÈÜÒºÖÐÒ»¶¨º¬ÓеÄÑôÀë×ÓÊÇFe2+£¬¿ÉÄܺ¬ÓÐCu2+ºÍFe3+

C.ÈôÂ˳öµÄ¹ÌÌåÖÐÖ»ÓÐÍ­£¬ÔòÈÜÒºÖÐÒ»¶¨º¬ÓеÄÑôÀë×ÓÊÇFe3+ºÍFe2+£¬Ò»¶¨²»º¬Cu2+

D.ÈôÂ˳öµÄ¹ÌÌåÖк¬ÓÐÌúºÍÍ­£¬ÔòÈÜÒºÖÐÒ»¶¨º¬ÓеÄÑôÀë×ÓÊÇFe2+£¬Ò»¶¨²»º¬Cu2+ºÍFe3+

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 3-2ÂÁ¼°ÆäÖØÒª»¯ºÏÎïÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

½«11.9 gÓÉMg¡¢Al¡¢Fe×é³ÉµÄºÏ½ðÈÜÓÚ×ãÁ¿µÄNaOHÈÜÒºÖУ¬ºÏ½ðÖÊÁ¿¼õÉÙÁË2.7 g¡£ÁíÈ¡µÈÖÊÁ¿µÄºÏ½ðÈÜÓÚ¹ýÁ¿Ï¡ÏõËáÖУ¬Éú³ÉÁË6.72 L NO£¨±ê×¼×´¿öÏ£©£¬Ïò·´Ó¦ºóµÄÈÜÒºÖмÓÈëÊÊÁ¿NaOHÈÜҺǡºÃʹMg2+¡¢Al3+¡¢Fe3+Íêȫת»¯Îª³Áµí£¬Ôò³ÁµíµÄÖÊÁ¿Îª£¨ £©

A.22.1 g B.27.2 g C.30 g D.ÎÞ·¨¼ÆËã

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 3-1ÄƼ°ÆäÖØÒª»¯ºÏÎïÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁи÷×éÎïÖÊÏ໥»ìºÏ·´Ó¦ºó£¬¼ÈÓÐÆøÌåÉú³É£¬×îÖÕÓÖÓгÁµíÉú³ÉµÄÊÇ£¨ £©

¢Ù½ðÊôÄÆͶÈëµ½FeCl3ÈÜÒºÖÐ

¢Ú¹ýÁ¿NaOHÈÜÒººÍÃ÷·¯ÈÜÒº»ìºÏ

¢ÛÉÙÁ¿Ca£¨OH£©2ͶÈëµ½¹ýÁ¿NaHCO3ÈÜÒºÖÐ

¢ÜNa2O2ͶÈëFeCl2ÈÜÒºÖÐ

A£®Ö»ÓÐ¢Ù¢Ü B£®Ö»ÓÐ¢Û C£®Ö»ÓÐ¢Ú¢Û D£®Ö»ÓТ٢ۢÜ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014Ä껯ѧ¸ß¿¼×ܸ´Ï°¿ÎʱÑÝÁ· 2-1ÎïÖʵķÖÀàÁ·Ï°¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁи÷ÏîÖÐËùÁоٵÄÎïÖÊÓëËùÊôÀà±ð¶ÔÓ¦²»ÕýÈ·µÄÊÇ£¨ £©

A£®»¯ºÏÎ¸É±ù£¬±ùË®»ìºÏÎÉռСËÕ´ò

B£®·Çµç½âÖÊ£ºÒÒ´¼£¬ËÄÂÈ»¯Ì¼£¬ÂÈÆø£¬ÆÏÌÑÌÇ

C£®Í¬ËØÒìÐÎÌ壺»îÐÔÌ¿£¬C60£¬Ê¯Ä«Ï©£¬½ð¸Õʯ

D£®»ìºÏÎÂÁÈȼÁ£¬´¿¾»¿óȪˮ£¬ÑÎËᣬƯ°×·Û

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸