ÌâÄ¿ÄÚÈÝ
Èçͼ£¬Aµ½LΪ³£¼ûÎïÖÊ»ò¸ÃÎïÖʵÄË®ÈÜÒº£¬BÔÚAÆøÌåÖÐȼÉÕ²úÉú×Ø»ÆÉ«ÑÌ£¬B¡¢GΪÖÐѧ»¯Ñ§Öг£¼û½ðÊôµ¥ÖÊ£¬IµÄÑæÉ«·´Ó¦Îª»ÆÉ«£¬×é³ÉJµÄÔªËØÔ×ÓºËÄÚÖ»ÓÐÒ»¸öÖÊ×Ó£¬FΪÎÞÉ«¡¢Óд̼¤ÐÔÆøζÆøÌ壬ÇÒÄÜʹƷºìÈÜÒºÍÊÉ«£®
»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©KÃû³ÆΪ______£¬Ëùº¬µÄ»¯Ñ§¼üÓÐ______£®
£¨2£©¢ÙDµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬ÔòDµÄË®ÈÜÒºÓëG·´Ó¦µÄÀë×Ó·½³ÌʽΪ______£®
¢ÚÉÙÁ¿BÓëCµÄŨÈÜÒº¼ÓÈÈʱ·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ______
£¨3£©¢ÙÈô½«FͨÈëÒ»¶¨Á¿KµÄË®ÈÜÒºÖУ¬ÔòËùµÃÈÜÒºÖи÷Àë×ÓŨ¶ÈÒ»¶¨Âú×ãµÄÏÂÁйØϵʽΪ______£¨Ìî´úºÅ£©£®
A£®c£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨HSO3-£©+2c£¨SO32-£©
B.2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©
C£®c£¨Na+£©£¾c£¨HSO3-£©£¾c£¨SO32-£©£¾c£¨H2SO3£©
D£®c£¨OH-£©£¾c£¨H+£©
¢ÚÈô½«±ê×¼×´¿öÏÂ2.24LµÄFͨÈë150mL1mol?L-1µÄKÈÜÒºÖУ®ÔòËùµÃÈÜÒºÖи÷Á£×ÓŨ¶È¹ØϵÂú×ãµÄÉÏÊö¹ØϵʽΪ______£¨Ìî´úºÅ£©£®
»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©KÃû³ÆΪ______£¬Ëùº¬µÄ»¯Ñ§¼üÓÐ______£®
£¨2£©¢ÙDµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬ÔòDµÄË®ÈÜÒºÓëG·´Ó¦µÄÀë×Ó·½³ÌʽΪ______£®
¢ÚÉÙÁ¿BÓëCµÄŨÈÜÒº¼ÓÈÈʱ·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ______
£¨3£©¢ÙÈô½«FͨÈëÒ»¶¨Á¿KµÄË®ÈÜÒºÖУ¬ÔòËùµÃÈÜÒºÖи÷Àë×ÓŨ¶ÈÒ»¶¨Âú×ãµÄÏÂÁйØϵʽΪ______£¨Ìî´úºÅ£©£®
A£®c£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨HSO3-£©+2c£¨SO32-£©
B.2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©
C£®c£¨Na+£©£¾c£¨HSO3-£©£¾c£¨SO32-£©£¾c£¨H2SO3£©
D£®c£¨OH-£©£¾c£¨H+£©
¢ÚÈô½«±ê×¼×´¿öÏÂ2.24LµÄFͨÈë150mL1mol?L-1µÄKÈÜÒºÖУ®ÔòËùµÃÈÜÒºÖи÷Á£×ÓŨ¶È¹ØϵÂú×ãµÄÉÏÊö¹ØϵʽΪ______£¨Ìî´úºÅ£©£®
ÓÉJµÄÔªËØÔ×ÓºËÄÚÖ»ÓÐÒ»¸öÖÊ×ÓÖªJΪH2£»IµÄÑæÉ«·´Ó¦Îª»ÆÉ«£¬ËùÒÔIº¬NaÔªËØ£»ÓɽðÊôBÔÚAÆøÌåÖÐȼÉÕ²úÉú×Ø»ÆÉ«ÑÌ¿ÉÖªAΪCl2£¬BΪFe»òCu£¬ÔòDΪFeCl3»òCuCl2£¬£»
ÇÒD+G+H2O¡úH+I+J£¬½áºÏIº¬NaÔªËØÖªGΪ½ðÊôÄÆ£¬ÇÒH2O+G¡úK+J£¨H2£©£¬ËùÒÔKΪNaOH£¬DµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬ÔòDΪFeCl3£¬ÆäË®ÈÜÒºÓëNaµÄ·´Ó¦Îª£º6Na+2FeCl3+6H2O¨T2Fe£¨OH£©3¡ý+6NaCl+3H2¡ü£¬FΪÎÞÉ«¡¢Óд̼¤ÐÔÆøζÆøÌ壬ÇÒÄÜʹƷºìÈÜÒºÍÊÉ«£¬Ó¦ÎªSO2£¬ÔòCΪH2SO4£¬EΪFe2£¨SO4£©3£¬HΪFe£¨OH£©3£¬LΪNaCl£¬
£¨1£©ÓÉÒÔÉÏ·ÖÎö¿ÉÖª£¬KΪNaOH£¬Ãû³ÆΪÇâÑõ»¯ÄÆ£»Ëùº¬»¯Ñ§¼üΪÀë×Ó¼üºÍ¹²¼Û¼ü£»¹Ê´ð°¸Îª£ºÇâÑõ»¯ÄÆ£»Àë×Ó¼ü¡¢¹²¼Û¼ü£»
£¨2£©£©¢ÙDµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬DΪFeCl3£¬ÔÚÂÈ»¯ÌúÈÜÒºÖмÓÈë½ðÊôÄÆ£¬ÄÆÏȺÍË®·´Ó¦Éú³ÉÇâÑõ»¯ÄƺÍÇâÆø£¬ÇâÑõ»¯ÄƺÍÂÈ»¯Ìú·´Ó¦Éú³ÉÇâÑõ»¯Ìú³Áµí£¬ÔòFeCl3µÄË®ÈÜÒºÓëNa·´Ó¦µÄÀë×Ó·½³ÌʽΪ£ºFe3++6H2O+6Na=2Fe£¨OH£©3¡ý+6Na++3H2¡ü»ò2Na+2H2O¨T2Na++2OH-+H2¡ü£¬Fe3++3OH-=Fe£¨OH£©3¡ý£¬
¹Ê´ð°¸Îª£º2Fe3++6H2O+6Na=2Fe£¨OH£©3¡ý+6Na++3H2¡ü»ò2Na+2H2O¨T2Na++2OH-+H2¡ü£¬Fe3++3OH-=Fe£¨OH£©3¡ý£»
¢ÚÉÙÁ¿BΪFeÓëCΪH2SO4£¬ÉÙÁ¿ÌúÔÚÓëŨÁòËáÔÚ¼ÓÈÈÌõ¼þÏ·´Ó¦Éú³ÉÁòËáÌúºÍ¶þÑõ»¯ÁòºÍË®£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2Fe+6H2SO4£¨Å¨£©
Fe2£¨SO4£©3+3SO2¡ü+6H2O£»
¹Ê´ð°¸Îª£º2Fe+6H2SO4£¨Å¨£©
Fe2£¨SO4£©3+3SO2¡ü+6H2O£»
£¨3£©¢ÙÈô½«FΪSO2ͨÈëÒ»¶¨Á¿KΪNaOHµÄË®ÈÜÒºÖУ¬·´Ó¦Éú³ÉÑÇÁòËáÄÆÈÜÒº£¬»òÑÇÁòËáÇâÄÆÈÜÒº£¬»ò¶þÕß»ìºÏÎÔòËùµÃÈÜÒºÖи÷Àë×ÓŨ¶ÈÒ»¶¨Âú×ãµÄÏÂÁйØϵʽΪ£º
A£®ÈÜÒºÖÐÒ»¶¨´æÔÚµçºÉÊغ㣺c£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨HSO3-£©+2c£¨SO32-£©£»ÈÜÒºÖÐÒ»¶¨´æÔÚµçºÉÊغ㣬¹ÊAÒ»¶¨£»
B.2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£¬Éú³ÉµÄÑÎÈÜÒºÊÇNa2SO3ʱÎïÁÏÊغãΪc£¨Na+£©=2c£¨H2SO3£©+2c£¨HSO3-£©+2c£¨SO32-£©£¬ÈôÊÇNaHSO3ÈÜÒº´æÔÚÎïÁÏÊغãΪ£º£®c£¨Na+£©=c£¨H2SO3£©+c£¨HSO3-£©+c£¨SO32-£©£¬ÈôÊÇNa2SO3ºÍNaHSO3µÄ»ìºÏÈÜÒº£¬´æÔÚµÄÎïÁÏÊغãΪ£º2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£»¹ÊB²»Ò»¶¨£»
C£®c£¨Na+£©£¾c£¨HSO3-£©£¾c£¨SO32-£©£¾c£¨H2SO3£©£¬Àë×ÓŨ¶È´óСÊÇÁòËáÇâÄÆÈÜÒºÖеÄÀë×ÓŨ¶È´óС£¬ÈôÉú³ÉµÄÊÇÑÇÁòËáÄÆÈÜҺʱ£¬Àë×ÓŨ¶È´óСΪ£ºc£¨Na+£©£¾c£¨SO32-£©£¾c£¨HSO3-£©£¾c£¨H2SO3£©£¬¹ÊC²»Ò»¶¨£»
D£®c£¨OH-£©£¾c£¨H+£©ÈÜÒºÖÐÉú³ÉµÄÑÎÈÜÒºÊÇNa2SO3£¬Ç¿¼îÈõËáÑÎË®½âÏÔ¼îÐÔ£¬c£¨OH-£©£¾c£¨H+£©£»ÈôÊÇNaHSO3£¬ÈÜÒºÖÐÑÇÁòËá¸ùÀë×ÓµçÀë³Ì¶È´óÓÚÑÇÁòËáÇâ¸ùÀë×ÓµÄË®½â£¬ÈÜÒº³ÊËáÐÔ£¬c£¨OH-£©£¼c£¨H+£©£¬¹ÊD²»Ò»¶¨£»
¹Ê´ð°¸Îª£ºA£®
¢ÚÈô½«±ê×¼×´¿öÏÂ2.24LµÄSO2ͨÈë150mL1mol?L-1µÄNaOHÈÜÒºÖУ®n£¨SO2£©=0.1 mol£»n£¨NaOH£©=0.15mol£»n£¨SO2£©£ºn£¨NaOH£©=2£º3£¬·´Ó¦ºóÉú³ÉÁËÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2SO2+3NaOH=Na2SO3+NaHSO3+H2O£»ÔòËùµÃÈÜÒºÖи÷Á£×ÓŨ¶È¹ØϵÂú×ãµÄÉÏÊö¹Øϵʽ£º
A¡¢Ò»¶¨·ûºÏÈÜÒºÖеĵçºÉÊغ㣬¹ÊA·ûºÏ£»
B¡¢Na2SO3ºÍNaHSO3µÄ»ìºÏÈÜÒº£¬´æÔÚµÄÎïÁÏÊغãΪ£º2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£»¹ÊB·ûºÏ£»
C¡¢·´Ó¦µÃµ½µÄÊÇͬŨ¶ÈµÄÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬ÈÜÒºÖÐÑÇÁòËáÇâ¸ùÀë×ӵ缫³Ì¶È´óÓÚÑÇÁòËá¸ùÀë×ÓË®½â³Ì¶È£¬¹ÊÈÜÒºÏÔËáÐÔ£¬ÈÜÒºÖÐÀë×ÓŨ¶È´óСΪc£¨Na+£©£¾c£¨SO32-£©£¾c£¨HSO3-£©£¾c£¨H2SO3£©£¬¹ÊC²»·ûºÏ£»
D¡¢·´Ó¦µÃµ½µÄÊÇͬŨ¶ÈµÄÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬ÈÜÒºÖÐÑÇÁòËáÇâ¸ùÀë×ӵ缫³Ì¶È´óÓÚÑÇÁòËá¸ùÀë×ÓË®½â³Ì¶È£¬¹ÊÈÜÒºÏÔËáÐÔ£¬c£¨OH-£©£¼c£¨H+£©£¬¹ÊD²»·ûºÏ£»
¹Ê´ð°¸Îª£ºAB£®
ÇÒD+G+H2O¡úH+I+J£¬½áºÏIº¬NaÔªËØÖªGΪ½ðÊôÄÆ£¬ÇÒH2O+G¡úK+J£¨H2£©£¬ËùÒÔKΪNaOH£¬DµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬ÔòDΪFeCl3£¬ÆäË®ÈÜÒºÓëNaµÄ·´Ó¦Îª£º6Na+2FeCl3+6H2O¨T2Fe£¨OH£©3¡ý+6NaCl+3H2¡ü£¬FΪÎÞÉ«¡¢Óд̼¤ÐÔÆøζÆøÌ壬ÇÒÄÜʹƷºìÈÜÒºÍÊÉ«£¬Ó¦ÎªSO2£¬ÔòCΪH2SO4£¬EΪFe2£¨SO4£©3£¬HΪFe£¨OH£©3£¬LΪNaCl£¬
£¨1£©ÓÉÒÔÉÏ·ÖÎö¿ÉÖª£¬KΪNaOH£¬Ãû³ÆΪÇâÑõ»¯ÄÆ£»Ëùº¬»¯Ñ§¼üΪÀë×Ó¼üºÍ¹²¼Û¼ü£»¹Ê´ð°¸Îª£ºÇâÑõ»¯ÄÆ£»Àë×Ó¼ü¡¢¹²¼Û¼ü£»
£¨2£©£©¢ÙDµÄË®ÈÜÒº³Ê×Ø»ÆÉ«£¬DΪFeCl3£¬ÔÚÂÈ»¯ÌúÈÜÒºÖмÓÈë½ðÊôÄÆ£¬ÄÆÏȺÍË®·´Ó¦Éú³ÉÇâÑõ»¯ÄƺÍÇâÆø£¬ÇâÑõ»¯ÄƺÍÂÈ»¯Ìú·´Ó¦Éú³ÉÇâÑõ»¯Ìú³Áµí£¬ÔòFeCl3µÄË®ÈÜÒºÓëNa·´Ó¦µÄÀë×Ó·½³ÌʽΪ£ºFe3++6H2O+6Na=2Fe£¨OH£©3¡ý+6Na++3H2¡ü»ò2Na+2H2O¨T2Na++2OH-+H2¡ü£¬Fe3++3OH-=Fe£¨OH£©3¡ý£¬
¹Ê´ð°¸Îª£º2Fe3++6H2O+6Na=2Fe£¨OH£©3¡ý+6Na++3H2¡ü»ò2Na+2H2O¨T2Na++2OH-+H2¡ü£¬Fe3++3OH-=Fe£¨OH£©3¡ý£»
¢ÚÉÙÁ¿BΪFeÓëCΪH2SO4£¬ÉÙÁ¿ÌúÔÚÓëŨÁòËáÔÚ¼ÓÈÈÌõ¼þÏ·´Ó¦Éú³ÉÁòËáÌúºÍ¶þÑõ»¯ÁòºÍË®£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2Fe+6H2SO4£¨Å¨£©
| ||
¹Ê´ð°¸Îª£º2Fe+6H2SO4£¨Å¨£©
| ||
£¨3£©¢ÙÈô½«FΪSO2ͨÈëÒ»¶¨Á¿KΪNaOHµÄË®ÈÜÒºÖУ¬·´Ó¦Éú³ÉÑÇÁòËáÄÆÈÜÒº£¬»òÑÇÁòËáÇâÄÆÈÜÒº£¬»ò¶þÕß»ìºÏÎÔòËùµÃÈÜÒºÖи÷Àë×ÓŨ¶ÈÒ»¶¨Âú×ãµÄÏÂÁйØϵʽΪ£º
A£®ÈÜÒºÖÐÒ»¶¨´æÔÚµçºÉÊغ㣺c£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨HSO3-£©+2c£¨SO32-£©£»ÈÜÒºÖÐÒ»¶¨´æÔÚµçºÉÊغ㣬¹ÊAÒ»¶¨£»
B.2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£¬Éú³ÉµÄÑÎÈÜÒºÊÇNa2SO3ʱÎïÁÏÊغãΪc£¨Na+£©=2c£¨H2SO3£©+2c£¨HSO3-£©+2c£¨SO32-£©£¬ÈôÊÇNaHSO3ÈÜÒº´æÔÚÎïÁÏÊغãΪ£º£®c£¨Na+£©=c£¨H2SO3£©+c£¨HSO3-£©+c£¨SO32-£©£¬ÈôÊÇNa2SO3ºÍNaHSO3µÄ»ìºÏÈÜÒº£¬´æÔÚµÄÎïÁÏÊغãΪ£º2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£»¹ÊB²»Ò»¶¨£»
C£®c£¨Na+£©£¾c£¨HSO3-£©£¾c£¨SO32-£©£¾c£¨H2SO3£©£¬Àë×ÓŨ¶È´óСÊÇÁòËáÇâÄÆÈÜÒºÖеÄÀë×ÓŨ¶È´óС£¬ÈôÉú³ÉµÄÊÇÑÇÁòËáÄÆÈÜҺʱ£¬Àë×ÓŨ¶È´óСΪ£ºc£¨Na+£©£¾c£¨SO32-£©£¾c£¨HSO3-£©£¾c£¨H2SO3£©£¬¹ÊC²»Ò»¶¨£»
D£®c£¨OH-£©£¾c£¨H+£©ÈÜÒºÖÐÉú³ÉµÄÑÎÈÜÒºÊÇNa2SO3£¬Ç¿¼îÈõËáÑÎË®½âÏÔ¼îÐÔ£¬c£¨OH-£©£¾c£¨H+£©£»ÈôÊÇNaHSO3£¬ÈÜÒºÖÐÑÇÁòËá¸ùÀë×ÓµçÀë³Ì¶È´óÓÚÑÇÁòËáÇâ¸ùÀë×ÓµÄË®½â£¬ÈÜÒº³ÊËáÐÔ£¬c£¨OH-£©£¼c£¨H+£©£¬¹ÊD²»Ò»¶¨£»
¹Ê´ð°¸Îª£ºA£®
¢ÚÈô½«±ê×¼×´¿öÏÂ2.24LµÄSO2ͨÈë150mL1mol?L-1µÄNaOHÈÜÒºÖУ®n£¨SO2£©=0.1 mol£»n£¨NaOH£©=0.15mol£»n£¨SO2£©£ºn£¨NaOH£©=2£º3£¬·´Ó¦ºóÉú³ÉÁËÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2SO2+3NaOH=Na2SO3+NaHSO3+H2O£»ÔòËùµÃÈÜÒºÖи÷Á£×ÓŨ¶È¹ØϵÂú×ãµÄÉÏÊö¹Øϵʽ£º
A¡¢Ò»¶¨·ûºÏÈÜÒºÖеĵçºÉÊغ㣬¹ÊA·ûºÏ£»
B¡¢Na2SO3ºÍNaHSO3µÄ»ìºÏÈÜÒº£¬´æÔÚµÄÎïÁÏÊغãΪ£º2c£¨Na+£©=3c£¨H2SO3£©+3c£¨HSO3-£©+3c£¨SO32-£©£»¹ÊB·ûºÏ£»
C¡¢·´Ó¦µÃµ½µÄÊÇͬŨ¶ÈµÄÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬ÈÜÒºÖÐÑÇÁòËáÇâ¸ùÀë×ӵ缫³Ì¶È´óÓÚÑÇÁòËá¸ùÀë×ÓË®½â³Ì¶È£¬¹ÊÈÜÒºÏÔËáÐÔ£¬ÈÜÒºÖÐÀë×ÓŨ¶È´óСΪc£¨Na+£©£¾c£¨SO32-£©£¾c£¨HSO3-£©£¾c£¨H2SO3£©£¬¹ÊC²»·ûºÏ£»
D¡¢·´Ó¦µÃµ½µÄÊÇͬŨ¶ÈµÄÑÇÁòËáÄƺÍÑÇÁòËáÇâÄƵĻìºÏÈÜÒº£¬ÈÜÒºÖÐÑÇÁòËáÇâ¸ùÀë×ӵ缫³Ì¶È´óÓÚÑÇÁòËá¸ùÀë×ÓË®½â³Ì¶È£¬¹ÊÈÜÒºÏÔËáÐÔ£¬c£¨OH-£©£¼c£¨H+£©£¬¹ÊD²»·ûºÏ£»
¹Ê´ð°¸Îª£ºAB£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿