¡¾ÌâÄ¿¡¿ÈýÖÖÆøÌåX¡¢Y¡¢ZµÄÏà¶Ô·Ö×ÓÖÊÁ¿¹ØϵΪMr(X) < Mr(Y)= 0.5Mr(Z),ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ()

A.Ô­×ÓÊýÄ¿ÏàµÈµÄÈýÖÖÆøÌå,ÖÊÁ¿×î´óµÄÊÇZ

B.ÏàͬÌõ¼þÏÂ,ͬÖÊÁ¿µÄÈýÖÖÆøÌå,ÆøÌåÃܶÈ×îСµÄÊÇX

C.ÈôÒ»¶¨Ìõ¼þÏÂ,ÈýÖÖÆøÌåÌå»ý¾ùΪ2.24 L,ÔòËüÃǵÄÎïÖʵÄÁ¿Ò»¶¨¾ùΪ0.1 mol

D.ͬÎÂÏÂ,Ìå»ýÏàͬµÄÁ½ÈÝÆ÷·Ö±ð³ä2gYÆøÌåºÍ1gZÆøÌå,ÔòÆäѹǿ±ÈΪ2£º1

¡¾´ð°¸¡¿B

¡¾½âÎö¡¿

ÈýÖÖÆøÌåX¡¢Y¡¢ZµÄÏà¶Ô·Ö×ÓÖÊÁ¿¹ØϵΪMr(X) < Mr(Y)= 0.5Mr(Z)£¬¼´Mr(X) < Mr(Y) < Mr(Z)£»

AÑ¡Ï¸ù¾Ý£¬·Ö×ÓÊýÄ¿ÏàµÈµÄÈýÖÖÆøÌ壬ÖÊÁ¿×î´óµÄÊÇÏà¶Ô·Ö×ÓÖÊÁ¿×î´óµÄZ£¬Ô­×ÓÊýÄ¿ÏàµÈµÄÈýÖÖÆøÌ壬ÖÊÁ¿×î´óµÄÎÞ·¨Åжϣ¬¹ÊA´íÎó£»

BÑ¡Ï¸ù¾ÝÃܶȣ¬ÆøÌå´¦ÔÚÏàͬµÄÌõ¼þÏ£¬ÔòÃܶȺÍÏà¶Ô·Ö×ÓÖÊÁ¿³ÉÕý±È£¬ÈýÖÖÆøÌåÃܶÈ×îСµÄÊÇX£¬¹ÊBÕýÈ·£»

CÑ¡ÏÆøÌåµÄÎïÖʵÄÁ¿£¬VmºÍÆøÌåµÄ״̬Óйأ¬ÈýÖÖÆøÌåÌå»ý¾ùΪ2.24 L,

Vm²»Ò»¶¨µÈÓÚ22.4 L/mol£¬ËùÒÔËüÃǵÄÎïÖʵÄÁ¿²»Ò»¶¨¾ùΪ0.1 mol£¬¹ÊC´íÎó£»

DÑ¡ÏͬÎÂÏ£¬Ìå»ýÏàͬµÄÁ½ÈÝÆ÷·Ö±ð³ä2gYÆøÌåºÍ1gZÆøÌ壬Mr(Y)= 0.5Mr(Z)£¬Ôò¶þÕßµÄÎïÖʵÄÁ¿Ö®±ÈÊÇ4£º1£¬Í¬ÎÂͬÌå»ýµÄÆøÌåÎïÖʵÄÁ¿Ö®±ÈµÈÓÚѹǿ֮±È£¬Y¡¢ZÆøÌåËù³ÐÊܵÄѹǿ±ÈΪ4£º1£¬¹ÊD´íÎó¡£

×ÛÉÏËùÊö£¬´ð°¸ÎªB¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿KMnO4ÊÇʵÑéÊÒÖг£ÓõÄÒ»ÖÖÊÔ¼Á¡£»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©K+µÄ½á¹¹Ê¾ÒâͼΪ___¡£

£¨2£©ÔÚËáÐÔ¸ßÃÌËá¼ØÈÜÒºÖеμӹýÁ¿µÄ²ÝËá(H2C2O4£¬ÈõËá)ÈÜÒº£¬Õñµ´£¬ÈÜÒº×ÏÉ«±äÎÞÉ«¡£·¢ÉúµÄ»¯Ñ§·´Ó¦Îª2KMnO4+5H2C2O4+3H2SO4=K2SO4+2MnSO4+10CO2¡ü+8H2O£¬Èô½«¸Ã·´Ó¦Éè¼Æ³ÉÔ­µç³Ø£¬Ôò¸º¼«·´Ó¦Ê½Îª___¡£

£¨3£©ÔÚ10mL0.1mol¡¤L-1KMnO4ÈÜÒº(º¬Ï¡ÁòËá)ÖмÓÈë15mL0.5mol.L-1²ÝËáÈÜÒº£¬ÊÕ¼¯µ½µÄCO2µÄÁ¿Óëʱ¼äµÄ¹ØϵÈçͼËùʾ¡£

AB¶Î·´Ó¦ËÙÂÊÔö´óµÄÔ­Òò¿ÉÄÜÊÇ___(Ìî×Öĸ)¡£

a.¸Ã·´Ó¦ÊÇ·ÅÈÈ·´Ó¦

b.·´Ó¦ÎïŨ¶ÈÔö´ó

c.K2SO4Æð´ß»¯×÷ÓÃ

d.MnSO4Æð´ß»¯×÷ÓÃ

£¨4£©ÎªÁË̽¾¿Íâ½çÌõ¼þ¶Ô»¯Ñ§·´Ó¦ËÙÂʵÄÓ°Ï죬Éè¼ÆÈçÏ·½°¸£º

ʵÑé

0.1mol¡¤L-1KMnO4/mL

0.5mol¡¤L-1H2C2O4/mL

0.1mol¡¤L-1H2SO4/mL

ˮԡ

ζÈ/¡æ

ÕôÁóË®

/mL

ÍÊɫʱ¼ä

/min

I

5.0

15.0

5.0

35

0

t1

II

5.0

10.0

5.0

35

V

t2

III

5.0

15.0

3.0

35

2.0

t3

IV

5.0

15.0

5.0

45

0

t4

¢ÙV=___¡£

¢Ú¸ÃʵÑé·½°¸²»ÄÜ̽¾¿¶Ô·´Ó¦ËÙÂÊÓÐÓ°ÏìµÄÒòËØÊÇ___¡£

A.Ũ¶È B.Ëá¶È C.ÎÂ¶È D.´ß»¯¼Á

¢ÛÈô²âµÃ½á¹û£ºt4£¼t1£¬ÔòʵÑé½áÂÛÊÇ___¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿Ä³»¯Ñ§Ð¡×éÔÚ²éÔÄÎÄÏ×¼°ÊµÑé̽¾¿µÄ»ù´¡ÉÏ£¬Éî¿ÌµØÈÏʶÁ˱ËصÄÐÔÖÊ¡£

I£®F2ÓëC12µÄÏàËÆÐÔ¡£1971ÄêN£®H£®StudierºÍE£®H£®Appelman´Ó±ù(£­40¡æ)µÄ·ú»¯×÷ÓÃÖÐÊ״η¢ÏÖF2¡¢C12ÓëË®µÄ·´Ó¦ÏàËÆ¡£

(1)д³ö·úÆøÓëË®·¢ÉúÉÏÊö·´Ó¦µÄ»¯Ñ§·½³Ìʽ_____________________________________¡£

II£®´ÎÂÈËáÄƺÍÂÈËá¼ØµÄÖƱ¸¡£°´Í¼×°ÅäÒÇÆ÷²¢¼ì²é×°ÖõÄÆøÃÜÐÔ¡£

µÚÒ»²½£ºÔÚ׶ÐÎÆ¿ÄÚ·ÅÔ¼3g MnO2·ÛÄ©£¬°²È«Â©¶·ÉîÈëÊԹܵײ¿£»

µÚ¶þ²½£ºÔÚ¹Ü6ÖзÅ4mL 6mol¡¤L-1KOHÈÜÒº(·ÅÈÈˮԡÖÐ)£¬¹Ü7ÖзÅ4mL 2mol¡¤ L-1NaOHÈÜÒº(·Å±ùˮԡÖÐ)¡£´ò¿ª¿ØÖƼÐ3£¬¹Ø±Õ¿ØÖƼÐ4£»

µÚÈý²½£ºÓÉ©¶·¼ÓÈë15mL 9mol¡¤L-1HC1ÈÜÒº£¬»ºÂý¼ÓÈÈ£¬¿ØÖÆÂÈÆø¾ùÔȲúÉú¡£ÈÈˮԡζȿØÖÆÔÚ323K¡«328K£»

µÚËIJ½£ºÒ»¶Îʱ¼äºó£¬Í£Ö¹¼ÓÈÈ£¬¡­¡­

(2)׶ÐÎÆ¿ÖÐÓÃСÊԹܵÄÓŵãΪ_________________________________________________¡£

(3)Í£Ö¹¼ÓÈȺóµÄ²Ù×÷ÊÇ____________________________________£¬ÔÙ½«¹Ü6ºÍ¹Ü7²ðÏ¡£

(4)²éÔÄÎÄÏ××ÊÁÏÖªµÀ£¬½«NaC1OÈÜÒº¼ÓÈÈ£¬NaC1O·Ö½â¿ÉÉú³ÉNaC1O3£¬¾Ý´ËÍƶÏÈô½«KC1O3¼ÓÈÈÖÁ673K£¬Æä·Ö½âµÄ»¯Ñ§·½³ÌʽΪ_____________________________________¡£

¢ó£®C1-¡¢Br-¡¢I-µÄ»ìºÏÒºÖÐC1-µÄ¼ø¶¨

ÒÑÖª£ºKsp(AgC1)=1.8¡Á10-10 Ksp(AgBr)=5.4¡Á10-13 Ksp(AgI)=8.5¡Á10-17

µÚÒ»²½£ºÈ¡2-3µÎC1-¡¢Br-¡¢I-µÄ»ìºÏÒº£¬¼Ó1µÎ6mol¡¤L-1HNO3ÈÜÒºËữ£¬µÎ¼Ó0.1mol¡¤L-1AgNO3ÈÜÒºÖÁ³ÁµíÍêÈ«£¬¼ÓÈÈ2min£¬ÀëÐÄ·ÖÀ룬ÆúÈ¥ÈÜÒº£º

µÚ¶þ²½£ºÔÚ³ÁµíÖмÓÈë5¡«10µÎ2mol¡¤L-1NH3¡¤H2OÈÜÒº£¬¾çÁÒ½Á°è£¬²¢ÎÂÈÈ1min£¬ÀëÐijÁ½µ£¬ÒÆÇåÒºÓÚÁíÒ»Ö»ÊÔ¹ÜÖС£

(5)ÒÑÖª£¬Éèƽºâʱ[Ag(NH3)2]+Ũ¶ÈΪ0.1mol¡¤L-1£¬ÔòÈܽâAgBr³ÁµíËùÐ谱ˮµÄ×îµÍŨ¶ÈԼΪ_______mol¡¤L-1()¡£

(6)¸ù¾ÝÉÏÊö¼ÆË㣬¿ÉÍÆÖªÇåÒºÖÐÈÜÖÊÖ÷Òª³É·ÖµÄ»¯Ñ§Ê½Îª_________________________¡£

µÚÈý²½£ºÇåÒºÓÃ6mol¡¤L-1HNO3Ëữ£¬

(7)ÏÖÏóÊÇ_______________________________________________£¬Ö¤ÊµC1-´æÔÚ¡£·´Ó¦µÄÀë×Ó·½³ÌʽΪ__________________________________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÏÂÁз´Ó¦ÖУ¬²»ÊôÓÚÈ¡´ú·´Ó¦µÄÊÇ

A. +HNO3+H2O

B. CH2=CH2+Br2 BrCH2CH2Br

C. CH4+Cl2CH3Cl+HCl

D. CH3CH2CH2Br+NaOHCH3CH2CH2OH+NaBr

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÏÖÓÐNO2¡¢O2µÄ»ìºÏÆøÌå12 mL£¬Í¨Èë×ãÁ¿Ë®ÖУ¬³ä·Ö·´Ó¦ºóÊ£ÓàÆøÌå2 mL(ͬÎÂͬѹÏÂ)£¬ÔòÔ­»ìºÏÆøÌåÖÐÑõÆøµÄÌå»ýÊÇ(¡¡¡¡)

A.1.3 mLB.2.4 mLC.3 mLD.4 mL»ò1.2 mL

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÈçͼËùʾ£¬ÊÔ¹ÜÖÐÊ¢×°µÄÊǺì×ØÉ«ÆøÌ壨¿ÉÄÜÊÇ»ìºÏÎ£¬µ±µ¹¿ÛÔÚÊ¢ÓÐË®µÄË®²ÛÖÐʱ£¬ÊÔ¹ÜÄÚÒºÃæÉÏÉý£¬µ«²»ÄܳäÂúÊԹܣ¬µ±ÏòÊÔ¹ÜÄÚ¹ÄÈëÑõÆøºó£¬¿ÉÒԹ۲쵽ÊÔ¹ÜÖÐÒºÃæ¼ÌÐøÉÏÉý£¬¾­¹ý¶à´ÎÖظ´ºó£¬ÊÔ¹ÜÄÚÍêÈ«³äÂúÒºÌ壬ԭÀ´ÊÔ¹ÜÖÐÊ¢×°µÄÆøÌåÊÇ£¨ £©

A.¿ÉÄÜÊÇN2ºÍNO2µÄ»ìºÏÆøÌå

B.Ò»¶¨ÊÇNO2ÆøÌå

C.¿ÉÄÜÊÇNOÓëNO2µÄ»ìºÏÆøÌå

D.Ö»¿ÉÄÜÊÇNO2Ò»ÖÖÆøÌå

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿Ä³Ð¡×éÀûÓÃÏÂÃæµÄ×°ÖýøÐÐʵÑ飬¢Ú¡¢¢ÛÖÐÈÜÒº¾ù×ãÁ¿£¬²Ù×÷ºÍÏÖÏóÈçÏÂ±í¡£

ʵÑé

²Ù×÷

ÏÖÏó

¢ñ

ÏòÊ¢ÓÐNa2SÈÜÒºµÄ¢ÙÖгÖÐøͨÈëCO2ÖÁ¹ýÁ¿

¢ÚÖвúÉúºÚÉ«³Áµí£¬ÈÜÒºµÄpH½µµÍ£»

¢ÛÖвúÉú°×É«»ë×Ç£¬¸Ã»ë×ÇÓöËáðÆøÅÝ

¢ò

ÏòÊ¢ÓÐNaHCO3ÈÜÒºµÄ¢ÙÖгÖÐøͨÈëH2SÆøÌåÖÁ¹ýÁ¿

ÏÖÏóͬʵÑé¢ñ

×ÊÁÏ£ºCaSÓöË®ÍêÈ«Ë®½â

ÓÉÉÏÊöʵÑéµÃ³öµÄ½áÂÛ²»ÕýÈ·µÄÊÇ

A. ¢ÛÖа×É«»ë×ÇÊÇCaCO3

B. ¢ÚÖÐÈÜÒºpH½µµÍµÄÔ­ÒòÊÇ£ºH2S+Cu2+ == CuS¡ý+2H+

C. ʵÑé¢ñ¢ÙÖÐCO2¹ýÁ¿·¢ÉúµÄ·´Ó¦ÊÇ£ºCO2+H2O+ S2== CO32+ H2S

D. ÓÉʵÑé¢ñºÍ¢ò²»ÄܱȽÏH2CO3ºÍH2SËáÐÔµÄÇ¿Èõ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÈçͼÈÝÆ÷µ×²¿ÊÇÅàÑø»ù£¬ÆäÖк¬ÓÐÖ²ÎïÉú³¤ËùÐèµÄÈ«²¿Ñø·Ö£¬Èç¹ûÓÐÈËÔÚÅäÖÆÅàÑø»ùµÄ¿óÖÊÔªËØÖÐʹÓÃÁËNH4NO3¡¢KNO3¡¢CaCl2¡¤2H2O¡¢MgSO4¡¤7H2O¡¢òüºÏÌúÈÜÒº¡¢Î¢Á¿ÔªËØÈÜÒº£¬µ«È±ÉÙÁËÒ»ÖÖ±ØÐèÔªËØ£¬Îª²¹³äÕâÖÖÔªËØ£¬Ó¦Ìí¼ÓµÄ»¯ºÏÎïÊÇ£¨ £©

A.Ca£¨NO3£©2B.KClC.KH2PO4D.K2SO4

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¡¾ÌâÄ¿¡¿ÂÁµÄÀûÓóÉΪÈËÃÇÑо¿µÄÈȵ㣬ÊÇÐÂÐ͵ç³ØÑз¢ÖÐÖØÒªµÄ²ÄÁÏ¡£

£¨1£©Í¨¹ýÒÔÏ·´Ó¦ÖƱ¸½ðÊôÂÁ¡£

·´Ó¦1£ºAl2O3(s)£«AlCl3(g)£«3C(s)===3AlCl(g)£«3CO(g)£»¦¤H1£½akJ¡¤mol£­1

·´Ó¦2£ºAl2O3(s)£«3C(s)===2Al(l)£«3CO(g)£»¦¤H2£½bkJ¡¤mol£­1

·´Ó¦3£º3AlCl(g)===2Al(l)£«AlCl3(g)£»¦¤H3

¢Ù·´Ó¦3µÄ¦¤H3£½_______kJ¡¤mol£­1¡£

¢Ú950¡æʱ£¬ÂÁÍÁ¿óÓë×ãÁ¿µÄ½¹Ì¿ºÍCl2·´Ó¦¿ÉÖƵÃAlCl3¡£¸Ã·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ_______¡£

£¨2£©ÔÚ¸ßÎÂÌõ¼þϽøÐз´Ó¦£º2Al(l)£«AlCl3(g)3AlCl(g)¡£

¢ÙÏòͼ1ËùʾµÄµÈÈÝ»ýA¡¢BÃܱÕÈÝÆ÷ÖмÓÈë×ãÁ¿µÄAl·Û£¬ÔÙ·Ö±ð³äÈë1 mol AlCl3(g)£¬ÔÚÏàͬµÄ¸ßÎÂϽøÐз´Ó¦¡£Í¼2±íʾAÈÝÆ÷ÄÚµÄAlCl3(g)Ìå»ý·ÖÊýËæʱ¼äµÄ±ä»¯Í¼£¬ÔÚͼ2Öл­³öBÈÝÆ÷ÄÚAlCl3(g)Ìå»ý·ÖÊýËæʱ¼äµÄ±ä»¯ÇúÏß¡£__________

¢Ú1100¡æʱ£¬Ïò2 LÃܱÕÈÝÆ÷ÖÐͨÈë3 mol AlCl(g)£¬·¢Éú·´Ó¦£º3AlCl(g)=2Al(l)£«AlCl3(g)¡£ÒÑÖª¸ÃζÈÏÂAlCl(g)µÄƽºâת»¯ÂÊΪ80%£¬Ôò¸Ã·´Ó¦µÄƽºâ³£ÊýK£½________¡£

¢Û¼ÓÈë3molAlCl(g)£¬ÔÚ²»Í¬Ñ¹Ç¿Ï·¢Éú·´Ó¦£¬Î¶ȶԲúÂʵÄÓ°ÏìÈçͼ3Ëùʾ¡£´Ë·´Ó¦Ñ¡ÔñζÈΪ900¡æµÄÔ­ÒòÊÇ_______________¡£

£¨3£©ÓÃÂÁÖÆ×÷µÄ¿ìËٷŵçÂÁÀë×Ó¶þ´Îµç³ØµÄÔ­ÀíÈçͼ4Ëùʾ¡£

¢Ù¸Ãµç³Ø³äµçʱ£¬Òõ¼«µÄµç¼«·´Ó¦Ê½Îª_____¡£

¢ÚAlCl3ºÍNaClµÄÈÛÈÚÑγ£ÓÃÓÚ¶ÆÂÁµç½â³Ø£¬µç¶ÆʱAlCl4-ºÍAl2Cl7-Á½ÖÖÀë×ÓÔڵ缫ÉÏÏ໥ת»¯£¬ÆäËûÀë×Ó²»²ÎÓëµç¼«·´Ó¦¡£NaClµÄ×÷ÓÃÊÇ_____¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸