χημεια 2015.pdf
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Transcript of χημεια 2015.pdf
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1 4
27 2015 :
: (4) 1 5 , , . 1. px
. . . . .
5
2. ; . n = 3, = 2, m = 2, ms = + . n = 4, = 4, m = 4, ms = + . n = 2, = 0, m = 0, ms = . n = 2, = 1, m = 1, ms =
5
3. pH 103 25 C
. 2 . 3 . 4 . 8.
5 4.
1 2 3
2 3CH CHCH 1, 2, 3 ,
. sp2, sp2, sp3 . sp, sp2, sp3 . sp3, sp2, sp2 . sp2, sp, sp3
5 A5.
(9F) ; . 1s22s22p5 . 1s22s12p6 . 1s22s22p6 . 1s12s12p7.
5
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2
2 4
1. ,
, , , , .
.
NaF p. . (C4H6)
CuC/NH3. . CH3CH 0,1 M,
CH3Ca 0,1 M NaC 0,1 M .
. ns2np6.
. CH3H . ( 5)
. ( 10) 15
2. 7, 12, 8, 1 . . ,
. ( 4)
. ;
. ( 2)
. Lewis 3
. ( 4) 10
E 1. .
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3
3 4
, , , , , , , , .
10
2. 2 2SO4, ( ) . . 1 Na, 1,12 L
(STP). 2 2/NaOH,
0,08 mol . T 3 KMnO4 0,1 M
2SO4. . , .
( 3) . KMnO4
3 . ( 12) 15
:
1: COOH 0,1 M Ka (COOH) = 104 2: C3COOH 1 M Ka (C3COOH) = 105 3: NaOH 0,1 M
1. mL 3 1 L 1,
p = 4; 7
2. 500 mL 1 500 mL 2,
4. p 4. 9
3. 4 Mg.
(STP). 6
4. HCOOH
MnO4 2SO4 ; ( 2)
; ( 1) 3
: = 25 C. w = 1014 .
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4
4 4
( )
1. . - . - . .
2. , . . , .
3. .
4. . 5. : (3) . 6. : 10.30 ..
K