ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿¸ßÎÂÏ£¬³¬Ñõ»¯¼Ø¾§Ìå³ÊÁ¢·½Ìå½á¹¹£¬¾§ÌåÖÐÑõµÄ»¯ºÏ¼Û²¿·ÖΪ0¼Û£¬²¿·ÖΪ£­2¼Û£¬ÈçͼËùʾΪ³¬Ñõ»¯¼Ø¾§ÌåµÄÒ»¸ö¾§°û£¬ÔòÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ

A. ³¬Ñõ»¯¼ØµÄ»¯Ñ§Ê½ÎªKO2£¬Ã¿¸ö¾§°ûº¬ÓÐ4¸öK£«ºÍ4¸ö

B. ¾§ÌåÖÐÿ¸öK£«ÖÜΧÓÐ8¸ö£¬Ã¿¸öÖÜΧÓÐ8¸öK£«

C. ¾§ÌåÖÐÓëÿ¸öK£«¾àÀë×î½üµÄK£«ÓÐ8¸ö£¬¾§ÌåÖÐÓëÿ¸ö¾àÀë×î½üµÄÓÐ6¸ö

D. ¾§ÌåÖÐÆäÖÐ0¼ÛÑõºÍ£­2¼ÛÑõµÄÎïÖʵÄÁ¿Ö®±ÈΪ1:1

¡¾´ð°¸¡¿A

¡¾½âÎö¡¿

A. ¸Ã¾§°ûÖУ¬K+µÄ¸öÊýΪ=4£¬µÄ¸öÊýΪ£º=4£¬AÕýÈ·£»

B. ¾§ÌåÖÐÿ¸öK£«ÖÜΧÓÐ6¸öO£¬Ã¿¸öÖÜΧÓÐ6¸öK£«£¬B´íÎó£»

C. ¾§ÌåÖÐÓëÿ¸öK£«¾àÀë×î½üµÄK£«ÓÐ12¸ö£¬¾§ÌåÖÐÓëÿ¸ö¾àÀë×î½üµÄÓÐ12¸ö£¬C´íÎó£»

D. ¾§°ûÖÐK+Óë¸öÊý·Ö±ðΪ4¡¢4£¬ËùÒÔ¾§°ûÖй²ÓÐ8¸öÑõÔ­×Ó£¬¸ù¾ÝµçºÉÊغ㣬4¸öK+´øÓÐ4¸öÕýµçºÉ£¬Ôò-2¼ÛOÔ­×ÓÊýĿΪ2£¬ËùÒÔ0¼ÛÑõÔ­×ÓÊýĿΪ8-2=6£¬ËùÒÔ¾§ÌåÖУ¬0¼ÛÑõÔ­×ÓÓë-2¼ÛÑõÔ­×ÓµÄÊýÄ¿±ÈΪ3£º1£¬D´íÎó£»

¹ÊºÏÀíÑ¡ÏîΪA¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

¡¾ÌâÄ¿¡¿ÖƱ¸Ë®ºÏ루N2H4¡¤H2O£©µÄ·´Ó¦Ô­ÀíÊÇCO(NH2)2+ 2NaOH + NaClO=Na2CO3+N2H4¡¤H2O+NaCl¡£ÒÑÖªCO(NH2)2·Ðµã£º133 ¡æ£»Ë®ºÏëÂÊÇÖØÒª»¯¹¤Ô­ÁÏ£¬·Ðµã£º118 ¡æ£¬Ò×±»Ñõ»¯¡£Çë°´ÒªÇó»Ø´ðÏÂÁÐÖƱ¸Ë®ºÏëÂʵÑéµÄÓйØÎÊÌâ¡£

£¨1£©ÖƱ¸ NaClO ÈÜÒº£¨ÊµÑé×°ÖÃÈçͼËùʾ£©

׶ÐÎÆ¿Öз¢Éú·´Ó¦Àë×Ó·½³ÌʽÊÇ__________________________¡£

£¨2£©ÖÆÈ¡Ë®ºÏ루ʵÑé×°ÖÃÈçÓÒͼËùʾ£¬¼Ð³Ö×°ÖÃÒÑÂÔ£©

¿ØÖÆ·´Ó¦Î¶ȣ¬ÔÙ½«·ÖҺ©¶·ÖÐÈÜÒº»ºÂýµÎÈëÈý¾±ÉÕÆ¿ÖУ¬³ä·Ö·´Ó¦ºó£¬¼ÓÈÈÕôÁóÈý¾±ÉÕÆ¿ÄÚµÄÈÜÒº£¬ÊÕ¼¯²úÆ·¡£

¢Ù·ÖҺ©¶·ÖÐÊ¢×°µÄÒ©Æ·ÊÇNaOHÈÜÒººÍ_______________¡£

ÕâÑùÊ¢·ÅµÄÀíÓÉÊÇ·ÀÖ¹___________________________________¡£

¢Ú±¾ÊµÑéÊÕ¼¯²úÆ·Áó·ÖʱµÄ¹Ø¼üÌõ¼þÊÇ¿ØÖÆ_______________________________¡£

£¨3£©²â¶¨Áó·ÖÖÐëµĺ¬Á¿¡£

¢ÙÒÑ֪ˮºÏëÂÔÚÒ»¶¨Ìõ¼þÏÂÓëI2·´Ó¦Éú³ÉN2£¬Íê³É¸Ã·´Ó¦Ô­ÀíµÄ»¯Ñ§·½³Ìʽ£º

____N2H4¡¤H2O +____ I2 +6NaHCO3+H2SO4 = ____ N2¡ü+____ NaI +6CO2¡ü+Na2SO4 +7H2O

__________________________

¢Ú²â¶¨ÊµÑéµÄ²½ÖèÈçÏ£º

a£®³ÆÈ¡Áó·Ö 5.000 g£¬¼ÓË®ÅäÖƳÉ1000 mL´ý²âÒºÈÜÒº¡£

b£®ÒÆÈ¡10.00 mLÓÚ׶ÐÎÆ¿ÖУ¬¼ÓÈë10 mLË®¡¢Ï¡ÁòËá¡¢ÊÊÁ¿ NaHCO3¹ÌÌ壨±£Ö¤µÎ¶¨¹ý³ÌÖÐÈÜÒºµÄ pH ±£³ÖÔÚ 6.5×óÓÒ£©¡¢2µÎµí·ÛÈÜÒº£¬Ò¡ÔÈ¡£

c£®ÓÃ0.2000 mol/L I2ÈÜÒºµÎ¶¨£¬ÖÁÈÜÒº³ÊÏÖ___________________________£¬¼Ç¼ÏûºÄI2±ê×¼ÒºµÄÌå»ý¡£

d£®_______________________________£»È»ºó´¦ÀíÊý¾Ý¡£

¢Û¾­Êý¾Ý´¦Àí£¬µÎ¶¨ÏûºÄI2µÄ±ê×¼ÈÜҺΪ 8.20 mL£¬Áó·ÖÖÐË®ºÏ루N2H4¡¤H2O£©µÄÖÊÁ¿·ÖÊýΪ____________¡£

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø