ÌâÄ¿ÄÚÈÝ
ÏÂÁл¯Ñ§·´Ó¦µÄÀë×Ó·½³ÌʽÕýÈ·µÄÊÇ£¨ £©
A£®ÔÚÏ¡°±Ë®ÖÐͨÈë¹ýÁ¿CO2£ºNH3¡¤H2O£«CO2=NH4+£«HCO3- |
B£®ÉÙÁ¿SO2ͨÈëCa(ClO)2ÈÜÒºÖУºSO2£«H2O£«Ca2£«£«2ClO£=CaSO3¡ý£«2HClO |
C£®ÓÃÏ¡ÏõËáÈܽâFeS¹ÌÌ壺FeS£«2H£«=Fe2£«£«H2S¡ü |
D£®ÇâÑõ»¯¸ÆÈÜÒºÓëµÈÎïÖʵÄÁ¿µÄÏ¡ÁòËá»ìºÏ£ºCa2£«£«OH££«H£«£«SO42-=CaSO4¡ý£«H2O |
A
½âÎö
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ÏÂÁÐÌõ¼þÏ£¬Àë×ÓÄÜ´óÁ¿¹²´æ»òÕßÀë×Ó·½³ÌʽÕýÈ·µÄÊÇ
A£®pH=1µÄÈÜÒºÖУºFe2+¡¢ClO-¡¢Na+¡¢SO42- |
B£®ÔÚº¬½Ï¶àAl3+µÄÈÜÒºÖУºK+¡¢Cl-¡¢HCO3£ |
C£®Ò»Ð¡¿éÄÆͶÈëµ½CuSO4ÈÜÒºÖУº2Na£«Cu2+= Cu£«2Na+ |
D£®ÍÈÜÓÚÏ¡ÏõË᣺3Cu + 8H+ + 2NO3- = 3Cu2+ + 2 NO¡ü+ 4H2O |
ÏÂÁÐÀë×Ó·½³ÌʽµÄÊéдÓë½áÂÛ¾ùºÏÀíµÄÊÇ
Ñ¡Ïî | Àë×Ó·½³Ìʽ | ½áÂÛ |
A | AgCl(s) + I-( aq) AgI(s) + Cl-(aq) | Èܽâ¶È£ºAgI >AgCl |
B | Fe2£«+ H2O2 +2H£«= Fe3£«+2H2O | Ñõ»¯ÐÔ£ºH2O2 > Fe3£« |
C | CO32- + CO2 + H2O = 2HCO3- | Îȶ¨ÐÔ£ºHCO3- >CO32- |
D | NH3 + H3O+ = NH4+ + H2O | µÃÖÊ×ÓÄÜÁ¦£ºNH3>H2O |
³£ÎÂÏ£¬ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨µÄÈÜÒºÖпÉÄÜ´óÁ¿¹²´æµÄÊÇ
A£®ÎÞɫ͸Ã÷ÈÜÒºÖУºAl3£«¡¢Ca2£«¡¢Cl£¡¢HCO3- |
B£®º¬´óÁ¿Fe3£«µÄÈÜÒºÖУºK£«¡¢I£¡¢SO42-¡¢NO3- |
C£®ÓëAl·´Ó¦·Å³öH2µÄÈÜÒºÖУºNH4+¡¢Na£«¡¢NO3-¡¢F£ |
D£®ÓÉË®µçÀë³öµÄc(H£«)£½1.0¡Á10£14 mol¡¤L£1µÄÈÜÒºÖУºMg2£«¡¢K£«¡¢Cl£¡¢SO42- |
ÏÂÁи÷×éÀë×ÓÒ»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ
A£®¼ÓÈëÂÁ·ÛÓÐÇâÆø²úÉúµÄÈÜÒºÖÐNa+¡¢K+¡¢SO42-¡¢Cl-¡¢HCO3- |
B£®º¬ÓдóÁ¿ÏõËá¸ùÀë×ÓµÄÈÜÒºÖÐH+¡¢Fe2+¡¢SO42-¡¢Cl- |
C£®³£ÎÂÏ£¬c(H+)/c(OH-) = 1¡Á10-10µÄÈÜÒºÖÐNH4+¡¢K+¡¢Ca2+¡¢Cl- |
D£®³£ÎÂÏÂpH=1µÄÈÜÒºÖУºMnO4-¡¢NO3-¡¢SO42-¡¢Na+¡¢Fe3+ |
A£®ÓÃÇâÑõ»¯ÄÆÈÜÒº³ýÈ¥ÂÁ±íÃæµÄÑõ»¯Ä¤£ºAl2O3+2OH-="2" AlO2-+H2O |
B£®¶þÑõ»¯ÃÌÓëŨÑÎËá»ìºÏ¼ÓÈÈ£ºMnO2£«2Cl£+2H+=Cl2¡ü£«Mn2+£«H2O |
C£®´ÅÐÔÑõ»¯ÌúÈÜÓÚÏ¡ÏõË᣺3Fe2£«£«4H£«£«NO3£=3Fe3£«£«NO¡ü£«3H2O |
D£®ÁòËáÇâÄÆÈÜÒºÖеÎÈëBa(OH)2ÈÜҺʹËùµÃÈÜÒº³ÊÖÐÐÔ£ºBa2£«£«OH££«H£«£«SO42-=BaSO4¡ý£«H2O |
ÏÂÁи÷ÈÜÒºÖУ¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÀë×Ó×éÊÇ£¨ £©
A£®ÊÒÎÂÏ£¬ÓÉË®µçÀë³öc(OH£)£½1¡Á10£12 mol¡¤L£1µÄÈÜÒºÖУºK£«¡¢HCO3-¡¢Na£«¡¢Cl£ |
B£®º¬ÓÐ0.1 mol¡¤L£1 Fe2£«µÄÈÜÒºÖУºNH4+¡¢SO42-¡¢H£«¡¢NO3- |
C£®³ÎÇå͸Ã÷µÄÈÜÒºÖУºCu2£«¡¢Mg2£«¡¢SO42-¡¢Cl£ |
D£®ÊÒÎÂÏ£¬pH£½1µÄÈÜÒºÖУºNa£«¡¢Cl£¡¢K£«¡¢CH3COO£ |
ϱíÖжÔÀë×Ó·½³ÌʽÊéдµÄÆÀ¼Û´íÎóµÄÊÇ£¨ £©
Ñ¡Ïî | »¯Ñ§·´Ó¦ÓëÀë×Ó·½³Ìʽ | ÆÀ¼Û |
A | ½«Íм¼ÓÈ뺬Fe3£«µÄÈÜÒºÖУº2Fe3£« £«Cu=2Fe2£«£«Cu2£« | ÕýÈ· |
B | Na2O2ÓëH2O·´Ó¦£ºNa2O2£« H2O=2Na£«£«2OH££«O2¡ü | ´íÎó£¬ÑõÔªËز»Êغã |
C | NaOHÈÜÒºÓëÑõ»¯ÂÁ·´Ó¦£ºAl2O3£« 2OH£=2AlO2-£«H2O | ´íÎ󣬲úÎïÓ¦¸ÃÊÇAl(OH)3 |
D | ÏòFe(OH)2ÖмÓÈë×ãÁ¿Ï¡ÏõË᣺ Fe(OH)2£«2H£«=Fe2£«£«2H2O | ´íÎó£¬HNO3ÄÜÑõ»¯Fe2£« |
Ïòº¬Na2CO3¡¢NaAlO2µÄ»ìºÏÈÜÒºÖÐÖðµÎ¼ÓÈë150 mL 1 mol¡¤L-1HClÈÜÒº,²âµÃÈÜÒºÖеÄij¼¸ÖÖÀë×ÓÎïÖʵÄÁ¿µÄ±ä»¯ÈçͼËùʾ,ÔòÏÂÁÐ˵·¨Öв»ÕýÈ·µÄÊÇ
A£®aÇúÏß±íʾµÄÀë×Ó·½³ÌʽΪ:+H++H2OAl(OH)3¡ý |
B£®bºÍcÇúÏß±íʾµÄÀë×Ó·´Ó¦ÊÇÏàͬµÄ |
C£®Mµãʱ,ÈÜÒºÖгÁµíµÄÖÊÁ¿Îª3.9 g |
D£®Ô»ìºÏÈÜÒºÖеÄÓëµÄÎïÖʵÄÁ¿Ö®±ÈΪ1¡Ã2 |