ÌâÄ¿ÄÚÈÝ
10£®ÏÂÁÐÖ¸¶¨·´Ó¦µÄÀë×Ó·½³ÌʽÕýÈ·µÄÊÇ£¨¡¡¡¡£©A£® | FeCl3ÈÜÒºµÎÈëÈÈË®ÖÐÖÆFe£¨OH£©3½ºÌ壺Fe3++3OH-¨TFe£¨OH£©3£¨½ºÌ壩 | |
B£® | IClÈÜÓÚÀäµÄÏ¡KOHÈÜÒºÖУºICl+2OH-¨TCl-+IO-+H2O | |
C£® | ÓöèÐԵ缫µç½âCuSO4ÈÜÒº£º2Cu2++4OH-$\frac{\underline{\;µç½â\;}}{\;}$2Cu¡ý+O2¡ü+2H2O | |
D£® | Ca£¨HCO3£©2ÈÜÒºÓë¹ýÁ¿NaOHÈÜÒº·´Ó¦£ºHC${{O}_{3}}^{-}$+Ca2++OH-¨TCaCO3¡ý+H2O |
·ÖÎö A£®Ë®½â·´Ó¦Îª¿ÉÄæ·´Ó¦£»
B£®·¢Éú·ÇÑõ»¯»¹Ô·´Ó¦£¬Éú³ÉNaClºÍNaIO£»
C£®·´Ó¦Éú³ÉCu¡¢ÑõÆøºÍÁòË᣻
D£®·´Ó¦Éú³É̼ËáÄÆ¡¢Ì¼Ëá¸ÆºÍË®£®
½â´ð ½â£ºA£®FeCl3ÈÜÒºµÎÈëÈÈË®ÖÐÖÆFe£¨OH£©3½ºÌåµÄÀë×Ó·´Ó¦ÎªFe3++3H2O?Fe£¨OH£©3£¨½ºÌ壩+3H+£¬¹ÊA´íÎó£»
B£®IClÈÜÓÚÀäµÄÏ¡KOHÈÜÒºÖеÄÀë×Ó·´Ó¦ÎªICl+2OH-¨TCl-+IO-+H2O£¬¹ÊBÕýÈ·£»
C£®ÓöèÐԵ缫µç½âCuSO4ÈÜÒºµÄÀë×Ó·´Ó¦Îª2Cu2++2H2O$\frac{\underline{\;µç½â\;}}{\;}$2Cu¡ý+O2¡ü+4H+£¬¹ÊC´íÎó£»
D£®Ca£¨HCO3£©2ÈÜÒºÓë¹ýÁ¿NaOHÈÜÒº·´Ó¦µÄÀë×Ó·´Ó¦Îª2HCO3-+Ca2++2OH-¨TCaCO3¡ý+2H2O+CO32-£¬¹ÊD´íÎó£»
¹ÊÑ¡B£®
µãÆÀ ±¾Ì⿼²éÀë×Ó·´Ó¦·½³ÌʽÊéдµÄÕýÎóÅжϣ¬Îª¸ßƵ¿¼µã£¬°ÑÎÕ·¢ÉúµÄ·´Ó¦¼°Àë×Ó·´Ó¦µÄÊéд·½·¨Îª½â´ðµÄ¹Ø¼ü£¬²àÖØÑõ»¯»¹Ô·´Ó¦¡¢Ë®½âÓëµç½â·´Ó¦µÄÀë×Ó·´Ó¦¿¼²é£¬ÌâÄ¿ÄѶȲ»´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
1£®¶íÂÞ˹Óá°ÖÊ×Ó-M¡±ºÅÔËÔØ»ð¼ý³É¹¦½«¡°¹âÏß¡±ºÅÎÀÐÇËÍÈëÔ¤¶¨¹ìµÀ£®·¢ÉäÓõÄÔËÔØ»ð¼ýʹÓõÄÊÇÒÔÒºÇâΪȼÉÕ¼Á£¬ÒºÑõΪÑõ»¯¼ÁµÄ¸ßÄܵÍÎÂÍƽø¼Á£¬ÒÑÖª£º
£¨1£©H2£¨g£©=H2£¨l£©¡÷H1=-0.92kJ•mol-1
£¨2£©O2£¨g£©=O2£¨l£©¡÷H2=-6.84kJ•mol-1
£¨3£©Èçͼ£ºÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
£¨1£©H2£¨g£©=H2£¨l£©¡÷H1=-0.92kJ•mol-1
£¨2£©O2£¨g£©=O2£¨l£©¡÷H2=-6.84kJ•mol-1
£¨3£©Èçͼ£ºÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | 2mol H2£¨g£©Óë1mol O2£¨g£©Ëù¾ßÓеÄ×ÜÄÜÁ¿±È2molH2O£¨g£©Ëù¾ßÓеÄ×ÜÄÜÁ¿µÍ | |
B£® | ÇâÆøµÄȼÉÕÈÈΪ¡÷H=-241.8 kJ•mol-1 | |
C£® | »ð¼ýÖÐÒºÇâȼÉÕµÄÈÈ»¯Ñ§·½³ÌʽΪ£º2H2£¨l£©+O2£¨l£©¨T2H2O£¨g£©¡÷H=-474.92kJ•mol-1 | |
D£® | H2O£¨g£©±ä³ÉH2O£¨l£©µÄ¹ý³ÌÖУ¬¶Ï¼üÎüÊÕµÄÄÜÁ¿Ð¡Óڳɼü·Å³öµÄÄÜÁ¿ |
18£®Óйػ¯Ñ§ÓÃÓïÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | BeÔ×ӵĽṹʾÒâͼ£º | |
B£® | ¶þÑõ»¯¹èµÄ·Ö×Óʽ£ºSiO2 | |
C£® | ÖÊ×ÓÊýΪ53¡¢ÖÐ×ÓÊýΪ78µÄµâÔ×ӿɱíʾΪ£º53131I | |
D£® | ÒÒÏ©µÄ½á¹¹Ê½£ºCH2=CH2 |
5£®ÏÂÁйØÓÚ»¯Ñ§ÓÃÓïµÄ±íʾÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | Ë®ºÏÇâÀë×ӵĵç×Óʽ£º | B£® | ÂÈÀë×ӵĽṹʾÒâͼ£º | ||
C£® | ÖÐ×ÓÊýΪ28µÄ¸ÆÔ×Ó£º2028Ca | D£® | ¾Û±ûÏ©µÄ½á¹¹¼òʽ£º |
15£®25¡æʱ£¬ÏÂÁÐÓйØÈÜÒºÖÐ΢Á£µÄÎïÖʵÄÁ¿Å¨¶È¹ØϵÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | 0.1 mol•L-1CH3COOHÓë0.1 mol•L-1°±Ë®µÈÌå»ý»ìºÏ£¨pH=7£©£º c£¨NH4+£©=c£¨CH3COO-£©=c£¨H+£©=c£¨OH-£© | |
B£® | 0.1 mol•L-1HClÈÜÒºÓë0.2 mol•L-1°±Ë®µÈÌå»ý»ìºÏ£¨pH£¾7£©£º c£¨NH4+£©£¾c£¨Cl-£©£¾c£¨NH3•H2O£©£¾c£¨OH-£© | |
C£® | 0.1 mol•L-1CH3COONaÈÜÒºÓë0.1 mol•L-1CaCl2ÈÜÒºµÈÌå»ý»ìºÏ£º c£¨Na+£©+c£¨Ca2+£©=c£¨CH3COO-£©+c£¨CH3COOH£©+2c£¨Cl-£© | |
D£® | 0.1 mol•L-1Na2CO3ÈÜÒºÓë0.1 mol•L-1 NaHCO3ÈÜÒºµÈÌå»ý»ìºÏ£º c£¨HCO3-£©£¾0.05 mol•L-1£¾c£¨CO32-£©£¾c£¨OH-£© |
20£®¹ÌÌåÒÒ´¼¾§ÌåÖв»´æÔÚµÄ×÷ÓÃÁ¦ÊÇ£¨¡¡¡¡£©
A£® | Çâ¼ü | B£® | ¼«ÐÔ¼ü | C£® | ·Ç¼«ÐÔ¼ü | D£® | Àë×Ó¼ü |
16£®ÏÂÁÐÓйØʵÑé×°ÖýøÐеÄÏàӦʵÑ飬ÄܴﵽʵÑéÄ¿µÄÊÇ£¨¡¡¡¡£©
A£® | ÓÃͼ1ËùʾװÖÃÖÆÈ¡¸ÉÔïµÄ°±Æø | |
B£® | ͼ2×°ÖÿÉÓÃÓÚÖÆÈ¡ÉÙÁ¿´¿¾»µÄCO2ÆøÌå | |
C£® | ÓÃͼ3ËùʾװÖý«ÈÜÒº¶¨Èݵ½100 mL | |
D£® | ͼ4×°ÖÿÉÓÃÓڱȽÏ̼ËáÄƺÍ̼ËáÇâÄƵÄÈÈÎȶ¨ÐÔ£¬´óÊÔ¹ÜAÖÐװ̼ËáÄƹÌÌ壬СÊÔ¹ÜBÖÐװ̼ËáÇâÄƹÌÌå |