ÌâÄ¿ÄÚÈÝ
îÜ£¨Co£©µÄÑõ»¯ÎïÊÇÒ»ÖÖÖØÒªµÄ»¯¹¤ÔÁÏ£¬¹¤ÒµÉÏÀûÓÃCoCO3+O2¡úCoxOy+ CO2·´Ó¦À´Éú²úÏàÓ¦µÄîܵÄÑõ»¯ÎʵÑéÊÒÖпÉÒÔÓÃÏÂÁÐ×°ÖÃÀ´ÖÆÈ¡îܵÄÑõ»¯Îï²¢²â¶¨Æä·Ö×Ó×é³É¡£
ÇëÌîдÏÂÁпհףº
£¨1£©Ð´³öA×°ÖõĴóÊÔ¹ÜÀï·¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ £»
£¨2£©E×°ÖõÄUÐιÜÀïÊ¢·ÅµÄÎïÖÊÊÇ £»
A£®P2O5 B£®ÎÞË®CaCl2 C£®¼îʯ»Ò D£®ÎÞË®CuSO4
£¨3£©O3µÄÑõ»¯ÐÔ±ÈO2Ç¿¡£ÒÑÖªÖƵõÄO2Öк¬ÓÐÉÙÁ¿µÄCl2ºÍO3£¬ÔòB×°ÖÃÖÐËùÊ¢·ÅµÄÎïÖÊÊÇ
A£®NaOHÈÜÒº B£®±¥ºÍNaHCO3ÈÜÒº C£®±¥ºÍNaCIÈÜÒº D£®KIÈÜÒº
£¨4£©ÊµÑé½áÊøʱ£¬ÈôÏȳ·È¥A×°ÖÃÖеľƾ«µÆ£¬»áÒýÆð £»
£¨5£©ÔÚCoCO3Íêȫת»¯ÎªCoxOyºó£¬Èô³ÆµÃE¹ÜÔöÖØ4.40g£¬D¹ÜÄÚ²ÐÁôÎïÖʵÄÖÊÁ¿ÊÇ8.30g£¬ÔòÉú³ÉCoxOyµÄ»¯Ñ§Ê½Îª £»
£¨6£©´ËʵÑé×°ÖôæÔÚÒ»¸ö±È½Ï´óµÄȱÏÝ£¬ÈçºÎÍêÉÆ ¡£
£¨1£© 2KClO32KCl+3O2¡ü
£¨2£©C £¨2·Ö£© £¨3£©D £¨2·Ö£© £¨4£© µ¹Îü£¨2·Ö£¬Ïêϸд¸ø·Ö£©
£¨5£©Co2O3£¨3·Ö£© £¨6£©ÔÚa´¦½ÓÒ»×°Óмîʯ»ÒµÄ¸ÉÔï¹Ü£¨2·Ö£¬¸ÉÔï¼ÁÈô²»ÄÜÎüÊÕCO2²»¸ø·Ö£©
½âÎöÊÔÌâ·ÖÎö£ºÓÉ×°ÖÃͼ¿ÉÖª£¬ÊµÑéͨ¹ý²â¶¨×°ÖÃEÖеÄÔöÖØ£¬È·¶¨Éú³ÉµÄ¶þÑõ»¯Ì¼µÄÖÊÁ¿£¬ÔÙÀûÓÃn(C)£½n(Co)¿ÉÖªCoxOyÖÐCoµÄÎïÖʵÄÁ¿£¬½ø¶ø¼ÆËãCoµÄÖÊÁ¿¡£×°ÖÃD¹ÜÄÚ²ÐÁôÎïÖÊÊÇCoxOy£¬¼ÆËã³öÑõÔªËØÖÊÁ¿£¬ÔÙ¼ÆËãÑõÔ×ÓµÄÎïÖʵÄÁ¿£¬¸ù¾ÝÔ×ÓÎïÖʵÄÁ¿Ö®±ÈÈ·¶¨»¯Ñ§Ê½¡£
£¨1£©ÔÚ¶þÑõ»¯ÃÌ×÷´ß»¯¼Á£¬¼ÓÈÈÌõ¼þÏ£¬ÂÈËá¼Ø·Ö½âÉú³ÉÂÈ»¯¼Ø¡¢ÑõÆø£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ2KClO32KCl+3O2¡ü¡£
£¨2£©E×°ÖõÄUÐιÜÀïÊ¢·ÅµÄÎïÖÊÓÃÓÚÎüÊÕ×°ÖÃDÉú³ÉµÄ¶þÑõ»¯Ì¼¡£A¡¢P2O5£»B¡¢ÎÞË®CaCl2£»D¡¢ÎÞË®CuSO4¾ù²»ÄÜÎüÊÕ¶þÑõ»¯Ì¼¡£C¡¢¼îʯ»ÒÊǼîÐÔ¸ÉÔï¼Á£¬¿ÉÒÔÎüÊÕ¶þÑõ»¯Ì¼£¬¹Ê×°ÖÃEÖÐÊÔ¼ÁΪ¼îʯ»Ò£¬ËùÒÔ´ð°¸Ñ¡C¡£
£¨3£©ÖƵõÄO2Öк¬ÓÐÉÙÁ¿µÄCl2ºÍO3£¬B×°ÖÃÖÐËùÊ¢·ÅµÄÎïÖÊÓÃÓÚÎüÊÕCl2ºÍ³ôÑõ¡£A¡¢NaOHÈÜÒº¿ÉÒÔÎüÊÕÂÈÆø£¬µ«²»ÄÜÎüÊÕ³ôÑõ£¬ËùÒÔA²»ÕýÈ·£»B¡¢±¥ºÍNaHCO3ÈÜÒºÒÔÎüÊÕÂÈÆø£¬µ«Éú³É¶þÑõ»¯Ì¼£¬Ó°Ïì¶þÑõ»¯Ì¼ÖÊÁ¿µÄ²â¶¨£¬ÇÒ²»ÄÜÎüÊÕ³ôÑõ£¬¹ÊB²»·ûºÏ£»C¡¢±¥ºÍNaClÈÜÒº²»ÄÜÎüÊÕÂÈÆøºÍ³ôÑõ£¬¹ÊC´íÎó£»D¡¢KIÈÜÒºÎüÊÕÂÈÆøºÍ³ôÑõ£¬ËùÒÔD·ûºÏ£¬´ð°¸Ñ¡D¡£
£¨4£©ÊµÑé½áÊøʱ£¬ÈôÏȳ·È¥A×°ÖÃÖеľƾ«µÆ£¬»áµ¼ÖÂ×°ÖÃAÖеÄѹǿ½µµÍ£¬ÈÝÒ×·¢Éúµ¹Îü¡£
£¨5£©E¹ÜÔöÖØ4.40gÊǶþÑõ»¯Ì¼µÄÖÊÁ¿£¬ÎïÖʵÄÁ¿Îª4.40g¡Â44g/mol£½0.1mol¡£¸ù¾Ý»¯Ñ§Ê½CoCO3¿ÉÖªn(Co)£½n(C)£½0.1mol£¬ÔòCoµÄÖÊÁ¿Îª0.1mol¡Á59g/mol£½5.9g¡£D¹ÜÄÚ²ÐÁôÎïÖʵÄÖÊÁ¿8.30gÊÇCoxOyµÄÖÊÁ¿£¬CoxOyÖÐÑõÔªËØÖÊÁ¿Îª8.30g£5.9g£½2.4g£¬ÑõÔ×ÓµÄÎïÖʵÄÁ¿n(O)£½2.4g¡Â16/mol£½0.15mol£¬ËùÒÔn(Co):n(C)£½0.1mol:0.15mol£½2:3£¬¼´¸ÃîܵÄÑõ»¯ÎïµÄ»¯Ñ§Ê½ÎªCo2O3¡£
£¨6£©ÓÉÓÚ×°ÖÃEÖмîʯ»ÒÒ²¿ÉÒÔÎüÊÕ¿ÕÆøÖÐË®ÕôÆø¡¢¶þÑõ»¯Ì¼£¬Ó°Ïì¶þÑõ»¯Ì¼ÖÊÁ¿µÄ²â¶¨£¬Òò´ËÓ¦ÔÚa´¦½ÓÒ»×°Óмîʯ»ÒµÄ¸ÉÔï¹Ü£¬ÎüÊÕ¿ÕÆøÖÐË®ÕôÆø¡¢¶þÑõ»¯Ì¼£¬·ÀÖ¹½øÈë×°ÖÃEÖС£
¿¼µã£º¿¼²éʵÑé·½°¸Éè¼ÆÓë×°ÖõÄÀí½â¡¢ÎïÖÊÌá´¿¡¢»¯Ñ§¼ÆËãµÈ
ijʵÑéС×éÀûÓÃÈçÏÂ×°ÖÃ(²¿·Ö¹Ì¶¨×°ÖÃÂÔ)ÖƱ¸µª»¯¸Æ(Ca3N2)£¬²¢Ì½¾¿ÆäʵÑéʽ¡£
£¨1£©·´Ó¦¹ý³ÌÖÐÄ©¶Ëµ¼¹Ü±ØÐëʼÖÕ²åÈëÊÔ¹ÜAµÄË®ÖУ¬Ä¿µÄÊÇ_____________________¡£
£¨2£©ÖƱ¸µª»¯¸ÆµÄ²Ù×÷²½ÖèÊÇ£º
¢Ù´ò¿ª»îÈûK²¢Í¨ÈëN2£»
¢Úµãȼ¾Æ¾«µÆ£¬½øÐз´Ó¦£»
¢Û·´Ó¦½áÊøºó£¬__________________________________________________________£»
¢Ü²ð³ý×°Öã¬È¡³ö²úÎï¡£
£¨3£©Êý¾Ý¼Ç¼ÈçÏ£º£¨¼ÙÉè·´Ó¦ÍêÈ«£©
¿ÕÓ²ÖʹÜÖÊ Á¿m0/g | Ó²ÖʹÜÓë¸ÆµÄ ÖÊÁ¿m1/g | Ó²ÖʹÜÓë²úÎï µÄÖÊÁ¿m2/g |
14.80 | 15.08 | 15.15 |
¢Ù ¼ÆËãµÃµ½ÊµÑéʽCaxN2£¬ÆäÖÐx£½________¡£
¢ÚÈôͨÈëµÄN2ÖлìÓÐÉÙÁ¿O2£¬Çë±È½ÏxÓë3µÄ´óС£¬²¢¸ø³öÅжÏÒÀ¾Ý£º
______________________________________________________________________¡£
ÏÂÁÐʵÑé²Ù×÷²»ÄÜ´ïµ½Æä¶ÔӦĿµÄµÄÊÇ
ÐòºÅ | ʵÑéÄÚÈÝ | ʵÑéÄ¿µÄ |
A£® | ÏòÊ¢ÓÐ10µÎ0£®1 mol/L AgNO3ÈÜÒºµÄÊÔ¹ÜÖеμÓ0£®1 mol/L NaClÈÜÒº£¬ÖÁ²»ÔÙÓгÁµíÉú³É£¬ÔÙÏòÆäÖеμÓ0£®1 mol/L Na2SÈÜÒº | Ö¤Ã÷AgCl³ÁµíÄÜת»¯ÎªÈܽâ¶È¸üСµÄAg2S³Áµí |
B£® | Ïò2 mL¼×±½ÖмÓÈë3µÎKMnO4ËáÐÔÈÜÒº£¬Õñµ´£»Ïò2mL¼ºÍéÖмÓÈë3µÎKMnO4ËáÐÔÈÜÒº£¬Õñµ´ | Ö¤Ã÷Óë±½»·ÏàÁ¬µÄ¼×»ùÒ×±»Ñõ»¯ |
C£® | ÏòNa2SiO3ÈÜÒºÖÐͨÈëCO2 | Ö¤Ã÷̼ËáµÄËáÐԱȹèËáÇ¿ |
D£® | ÔÚµí·ÛÈÜÒºÖмÓÈëÏ¡ÁòËᣬˮԡ¼ÓÈÈ£¬Ò»¶Îʱ¼äºó£¬ÔÙ¼ÓÈëÐÂÖƵÄÇâÑõ»¯Í²¢¼ÓÈÈ | ÑéÖ¤µí·ÛÒÑË®½â |