35125bdf54a2d4
35125bdf54a2d4
35125bdf54a2d4
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
http://2sa.weebly.com Hamza Bin Abdulmotaleb - Mr Samy Abu elela<br />
http://2sa.weebly.com<br />
ﻲﻤﻠﻌﻟا ﺮﺸﻋ ﻲﻧﺎﺜﻟا ﻒﺼﻠﻟ ءﺎﯿﻤﯿﻜﻟا<br />
ﻼﻌﻟا ﻮﺑأ ﻲﻣﺎﺳ / أ<br />
ﻊﺑﺎﺴﻟا<br />
ﻞﺼﻔﻟا ﻞﻤﻋ قاروأ<br />
ﻲﻤﻠﻋ ﺮﺸﻋ ﻲﻧﺎﺜﻟا ﻒﺼﻟا<br />
( 2013/<br />
2/<br />
21 ﻰﻟإ 2/<br />
5)<br />
ﻦﻣ 8 ﻲﺋﺎﯿﻤﯿﻜﻟا ناﺰﺗﻻا<br />
--------------<br />
/ ﺐﻟﺎﻄﻟا ﻢﺳا<br />
حﻼﻣﻷاو ﺪﻋاﻮﻘﻟاو ضﺎﻤﺣﻷا ﻞﯿﻟﺎﺤﻣ ﻲﻓ ناﺰﺗﻻا<br />
3 – 7<br />
Hamza Bin Abdulmotaleb - Mr Samy Abu elela<br />
ﻢﺴﻘﻟا<br />
Ka ﻑﻴﻌﻀﻟﺍ ﺽﻤﺤﻟﺍ ﻥﻴﺄﺘ ﺕﺒﺎﺜ @<br />
. ﺔﻨﯿﻌﻣ ةراﺮﺣ ﺔﺟرد ﺪﻨﻋ ﺔﺘﺑﺎﺛ ﺔﻤﯿﻗ ﻮھو ، مﻮﯿﻧورﺪﯿﮭﻟا تﺎﻧﻮﯾأ ﺞﺘﻨُﯾ يﺬﻟا ﺾﻤﺤﻟا ﻦﯾﺄﺗ ﻞﻋﺎﻔﺘﻟ ناﺰﺗﻻا ﺖﺑﺎﺛ<br />
+<br />
( HA(<br />
aq)<br />
+ H2O(l)<br />
⇄ H3O<br />
(aq) + A (aq) ) HA ﻒﯿﻌﻀﻟا ﺾﻤﺤﻟا ﻦﯾﺄﺗ ﺖﺑﺎﺛ ﻦﻋ ﺮﺒﻌﯾ<br />
ﺔﯿﻟﺎﺘﻟا ﺔﻗﻼﻌﻟﺎﺑ<br />
+<br />
-<br />
( CH3COOH<br />
( aq)<br />
+ H2O(l)<br />
⇄ H3O<br />
(aq) + CH3COO<br />
(aq) ) ﻚﯿﺘﯿﺳﻷا ﺾﻤﺣ ﻦﯾﺄﺗ ﺖﺑﺎﺛ ﻦﻋ ﺮﺒﻌﯾ<br />
ﺔﯿﻟﺎﺘﻟا ﺔﻗﻼﻌﻟﺎﺑ<br />
، ﺖﺑﺎﺛ هﺰﯿﻛﺮﺗ ﺮﺒﺘُﻌﯿﻓ ﺐﯾﺬﻣ ﮫﻧﻷ ناﺰﺗﻻا ﺖﺑﺎﺛ ﺮﯿﺒﻌﺗ ﻲﻓ ءﺎﻤﻟا ﻞﺧﺪﯾ ﻻ<br />
ﺾﻤﺤﻟ ﻞﯿﻟﺎﺤﻣ ﻊﻣ ﻒﯿﻌﻀﻟا ﺾﻤﺤﻟا ﻦﻣ ﺔﯾرﻻﻮﻤﻟا ﺔﻣﻮﻠﻌﻣ ﻞﯿﻟﺎﺤﻣ ﺔﯿﻠﺻﻮﻣ ﺔﻧرﺎﻘﻤﺑ ﻦﯾﺄﺘﻟا ﺖﺑﺎﺛ دﺎﺠﯾإ ًﺎﯿﻠﻤﻋ ﻦﻜﻤﯾ<br />
( لﻮﻠﺤﻤﻠﻟ PH سﺎﯿﻘﺑ هدﺎﺠﯾإ وأ ) مﻮﯿﻧورﺪﯿﮭﻟا ﺰﯿﻛﺮﺗ دﺎﺠﯾﻹ ﺔﯾرﻻﻮﻤﻟا ﺔﻣﻮﻠﻌﻣ HCl<br />
[H3O ﺚﯿﺣو<br />
+ ]=[ CH3COO - [H3O<br />
Ka =<br />
[CH3COOH]<br />
. دﺎﺠﯾا ﻦﻜﻤﯾ ﺔﯾرﻻﻮﻤﻟا ﺔﯿﻣﻮﻠﻌﻤﺑو<br />
]<br />
+ ][ CH3COO - [H3O<br />
Ka =<br />
[HA]<br />
]<br />
+ ][A - [H3O ]<br />
K.[H2O] = Ka =<br />
[HA]<br />
+ ][A - ]<br />
Ka<br />
: Kb ﺔﻔﻴﻌﻀﻟﺍ ﺓﺩﻋﺎﻘﻟﺍ ﻥﻴﺄﺘ ﺕﺒﺎﺜ @<br />
. ﺔﻨﯿﻌﻣ ةراﺮﺣ ﺔﺟرد ﺪﻨﻋ ﺔﺘﺑﺎﺛ ﺔﻤﯿﻗ ﻮھو ، ﺪﯿﺴﻛورﺪﯿﮭﻟا تﺎﻧﻮﯾأ ﺞﺘﻨُﯾ يﺬﻟا ةﺪﻋﺎﻘﻟا ﻦﯾﺄﺗ ﻞﻋﺎﻔﺘﻟ Kb ناﺰﺗﻻا ﺖﺑﺎﺛ<br />
+<br />
-<br />
( B + H O ⇄ BH ( aq)<br />
+ OH ) B ﻒﯿﻌﻀﻟا ةﺪﻋﺎﻘﻟا ﻦﯾﺄﺗ ﺖﺑﺎﺛ ﻦﻋ ﺮﺒﻌﯾ<br />
. PH<br />
(aq)<br />
K.[H2O] =Kb =<br />
2<br />
(l)<br />
[BH<br />
[B]<br />
+ ][OH - ]<br />
-<br />
(aq)<br />
Ka<br />
ﺔﯿﻟﺎﺘﻟا ﺔﻗﻼﻌﻟﺎﺑ<br />
( ﺀﺎﻤﻠﻟ ﻲﻨﻭﻴﻷﺍ لﺼﺎﺤﻟﺍ) ﺀﺎﻤﻟﺍ ﻥﻴﺄﺘ ﺕﺒﺎﺜ @<br />
Kw =[H3O ) يوﺎﺴﯾ يﺬﻟاو ءﺎﻤﻠﻟ ﻲﺗاﺬﻟا ﻦﯾﺄﺘﻟا ﺖﺑﺎﺛ<br />
+ ][OH - ] = 1×10 -14<br />
. (<br />
Kw<br />
: ﻡﻅﻨﻤﻟﺍ لﻭﻠﺤﻤﻟﺍ ☻<br />
ــﻟا تاﺮﯿﻐﺗ موﺎﻘﯾو ، ﺎﮭﺤﻠﻣو ﺔﻔﯿﻌﺿ ةﺪﻋﺎﻗ وأ ﮫﺤﻠﻣو ﻒﯿﻌﺿ ﺾﻤﺣ ﻰﻠﻋ يﻮﺘﺤﯾ لﻮﻠﺤﻣ<br />
ﻚﯿﻟﺎﺴﻛأ ﺾﻤﺣ ، مﻮﯿﺳﺎﺗﻮﺒﻟا تﺎﻣرﻮﻓو ﻚﯿﻣرﻮﻓ ﺾﻤﺣ ، مﻮﯾدﻮﺼﻟا تاﻮﻧﺎﺜﯾإو ﻚﯾﻮﻧﺎﺜﯾإ ﺾﻤﺣ}<br />
: ﺔﻠﺜﻣأ<br />
،ﺔﯿﻨﯿﺟورﺪﯿﮭﻟا<br />
مﻮﯾدﻮﺼﻟا تﻻﺎﺴﻛاو<br />
{ H2CO3 /NaHCO3 ﺔﯿﻨﯿﺟورﺪﯿﮭﻟا مﻮﯾدﻮﺼﻟا تﺎﻧﻮﺑﺮﻛو ﻚﯿﻧﻮﺑﺮﻛ ﺾﻤﺣ ، مﻮﯿﺳﺎﺗﻮﺒﻟا ﺪﯿﻧﺎﯿﺳو ﻚﯿﻧﺎﯿﺳورﺪﯿھ ﺾﻤﺣ<br />
{ مﻮﯿﻧﻮﻣﻷا تﺎﺘﯾﺮﺒﻛ + ﺎﯿﻧﻮﻣﻷا لﻮﻠﺤﻣ ، مﻮﯿﻧﻮﻣﻷا تاﺮﺘﻧ + ﺎﯿﻧﻮﻣﻷا لﻮﻠﺤﻣ<br />
، مﻮﯿﻧﻮﻣﻷا ﺪﯾرﻮﻠﻛ + ﺎﯿﻧﻮﻣﻷا لﻮﻠﺤﻣ}<br />
: ﺔﻤﻈﻨﻤﻟا ﻞﯿﻟﺎﺤﻤﻟا ﺮﯿﻀﺤﺗ<br />
ﺾﻤﺤﻟا ﻒﺼﻧ ﻒﺼﻧ ﻊﻣ لدﺎﻌﺘﺗ<br />
ﺚﯿﺤﺑ ﺔﯾﻮﻗ ةﺪﻋﺎﻗ ﻊﻣ ﻒﯿﻌﺿ ﺾﻤﺣ ﻞﻋﺎﻔﺘﺑ وأ – يﻮﻗ يﺪﻋﺎﻗ ﻖﺷ وذ ﮫﺤﻠﻣ + ﻒﯿﻌﺿ ﺾﻤﺣ جﺰﻣ -1<br />
ةﺪﻋﺎﻘﻟا ﻒﺼﻧ ﻒﺼﻧ ﻊﻣ لدﺎﻌﺘﯾ<br />
ﺚﯿﺤﺑ يﻮﻗ ﺾﻤﺣ ﻊﻣ ﺔﻔﯿﻌﺿ<br />
ةﺪﻋﺎﻗ ﻞﻋﺎﻔﺘﺑ وأ – ىﻮﻗ ﻲﻀﻤﺣ ﻖﺷ وذ ﺎﮭﺤﻠﻣ + ﺔﻔﯿﻌﺿ ةﺪﻋﺎﻗ جﺰﻣ -2<br />
: ﺔﻤﻈﻨﻤﻟا ﻞﯿﻟﺎﺤﻤﻟا ﺔﯿﻤھأ ☻<br />
ﺔﯾﻮﻗ تﺎﺑاﺮﻄﺿا ﻰﻟإ يدﺆﺗ PH ﻲﻓ ةﺮﯿﺒﻛ تاﺮﯿﻐﺗ نﻷ ( 7.5 – 7.3 ) ﻦﯿﺑ نﺎﺴﻧﻹا مﺪﻟ PH ﻰﻠﻋ ﻆﻓﺎﺤﺗ -1<br />
(نﺎﺴﻧﻹا ﻢﺴﺟ ﻲﻓ ﻢﻈﻨﻣ لﻮﻠﺤﻣ ﺔﯿﻨﯿﺟورﺪﯿﮭﻟا تﺎﻧﻮﺑﺮﻜﻟا نﻮﯾأو ﻚﯿﻧﻮﺑﺮﻜﻟا ﺾﻤﺣ ) . ﺔﯾدﺎﻌﻟا ﻢﺴﺠﻟا ﻒﺋﺎﻇو ﻲﻓ<br />
. مﺪﻟا PH ﻲﻓ ةرﺎﺿو ةﺮﯿﺒﻛ تاﺮﯿﻐﺗ ﻊﻨﻤﻟ ﺔﻤﻈﻨﻣ ﻞﯿﻟﺎﺤﻣ ﻰﻠﻋ ةﺮﯿﺜﻛ ﺔﯾودأ يﻮﺘﺤﺗ -2<br />
؟ ﻦﯿﺘﻘﯾﺮﻄﺑ ﻢﻈﻨﻣ لﻮﻠﺤﻣ<br />
ﻰﻠﻋ ﻞﺼﺤﺗ ﻒﯿﻛ - مﻮﯾدﻮﺼﻟا ﺪﯿﺴﻛورﺪﯿھو مﻮﯾدﻮﺼﻟا تﺎﺘﯿﺳأو ﻚﯿﺘﯿﺳﻷا ﺾﻤﺣ ﺖﯿﻄﻋأ<br />
-------------------------------------------------------------------------------------------------------<br />
-------------------------------------------------------------------------------------------------------<br />
-------------------------------------------------------------------------------------------------------<br />
Kb =<br />
[BH<br />
[B]<br />
+ ][OH - ]<br />
Mr-Sami Abou Elela<br />
؟ ﺮﺧآ ﺪﺣاو ﻞﻋﺎﻔﺘﻣو ﺔﯾﻮﻗ ةﺪﻋﺎﻗ ماﺪﺨﺘﺳﺎﺑ ﻢﻈﻨﻣ لﻮﻠﺤﻣ ﺮﯿﻀﺤﺗ ﻢﺘﯾ ﻒﯿﻛ<br />
-------------------------------------------------------------------------------------------------------<br />
*<br />
-<br />
-<br />
-<br />
-<br />
-<br />
-<br />
-<br />
Hamza Bin Abdulmotaleb - Mr Samy Abu elela<br />
http://2sa.weebly.com
Change language